Malaysia Rainfall by Month: When to Go and What to Expect (2026)
✅ Last verified on-the-ground: 2026-07-22
Malaysia is hot and wet most of the year, but the rain does not fall evenly. The country runs on two monsoon seasons, depending on which coast you’re standing on. This guide breaks down rainfall by month across Peninsular Malaysia and Borneo so you can match your itinerary to the driest window. For related planning, see our guide on Sea Backpacking Hub.
Quick Answers: Malaysia Weather at a Glance
| What | Answer | Price (INR) |
|---|---|---|
| Two monsoon seasons | Northeast monsoon (Nov. Mar), Southwest monsoon (May. Sep) | — |
| Wettest month, Peninsular east coast | November and December | — |
| Wettest month, Peninsular west coast | September and October | — |
| Wettest month, Borneo (Sabah & Sarawak) | December through February | — |
| Driest month, most of Malaysia | February (varies by region) | — |
| Average temperature | 23°C to 32°C year-round | — |
| Average humidity | 70% to 90%, higher during monsoon | — |
| Hurricane/typhoon risk | None. Malaysia sits below the typhoon belt. | — |
| Best months overall | February, March, June, July | — |
How Malaysia’s Two Monsoon Seasons Work
Malaysia straddles the equator, which means it gets rain from two opposing wind systems instead of four seasons. The Northeast Monsoon runs from November through March and dumps rain on the east coast of Peninsular Malaysia and most of Borneo. The Southwest Monsoon runs from May through September and pulls rain toward the west coast of Peninsular Malaysia. Between them sit two inter-monsoon periods (April and October) where winds shift and afternoon thunderstorms become common almost everywhere. You may also find Koh Lipe Temple Etiquette a Respectful Visitor S Guide useful for this trip.
This is why “best time to visit Malaysia” has no single answer. When the east coast gets battered by November rains, Langkawi and Penang are entering their driest stretch. When the west coast gets September showers, Tioman and the Perhentians are calm and sunny. See also: Ngapali Temple Etiquette Guide How to Respect Local Customs At Pagodas Near the Beach.
Temperature stays steady all year. Daytime highs sit between 30°C and 33°C on the plains and 21°C to 25°C in the Cameron Highlands. Humidity is the bigger pain: 80%+ from October to January. For related planning, see our guide on Southeast Asia Trip Budget Breakdown By City How Much a Backpacker Spends in.
Malaysia Rainfall by Month: The Full Breakdown
January
Rainfall: East coast Peninsular 250-400mm. West coast 80-150mm. Borneo 250-350mm. Temperature: 23°C to 31°C. Humidity 85%+. Verdict: Wet on the east coast and across Borneo. Avoid Tioman and the Perhentians.
January is peak rainy season for the east coast and Sabah. Boat services to the Perhentian Islands often halt completely. The Cameron Highlands and Penang stay usable but see frequent afternoon showers.
February
Rainfall: East coast 150-250mm (tapering). West coast 60-100mm. Borneo 200-300mm. Temperature: 24°C to 32°C. Humidity 75-80%. Verdict: Driest month for most of Peninsular Malaysia. Still wet in Borneo.
February is the first real “good” month. The east coast starts drying out, west coast beaches are sunny, and KL sees its lowest rainfall of the year. Kota Kinabalu and Sandakan in Sabah stay wet, but Kuching in Sarawak starts improving by late February.
March
Rainfall: East coast 100-180mm. West coast 100-150mm. Borneo 180-280mm. Temperature: 24°C to 33°C. Humidity 75-80%. Verdict: Excellent for Peninsular Malaysia. Improving for Borneo.
March is one of the best shoulder months. The east coast islands begin reopening as boat services resume. West coast beaches (Langkawi, Penang) are at their best. Borneo still gets heavy afternoon rain, especially in Sabah, but mornings are usually clear.
April
Rainfall: East coast 80-130mm. West coast 120-200mm. Borneo 150-220mm. Temperature: 25°C to 33°C. Humidity 80%+. Verdict: Inter-monsoon. Expect afternoon thunderstorms everywhere.
April is a transition month. Winds shift, and convective storms fire up in the afternoon across the whole country. Mornings are typically clear, so plan outdoor activities for the first half of the day. This is still a workable month for most itineraries, just less reliable than February or March.
May
Rainfall: East coast 100-150mm. West coast 130-180mm. Borneo 150-200mm. Temperature: 25°C to 33°C. Humidity 80%. Verdict: Southwest monsoon building. West coast rain picks up.
By May, the southwest monsoon has set in. Rain shifts toward the west coast, including Penang and Langkawi. The east coast and most of Borneo enter a relatively drier window. Kuala Lumpur stays rainy but manageable.
June
Rainfall: East coast 100-140mm. West coast 130-170mm. Borneo 120-180mm. Temperature: 25°C to 33°C. Humidity 75-80%. Verdict: Good for east coast and Borneo. West coast gets regular showers.
June is one of the best months for the Perhentians, Tioman, and the beaches of Terengganu. Borneo (Kuching, Kota Kinabalu) also sees a dip in rainfall. West coast destinations are still usable, just plan around afternoon rain.
July
Rainfall: East coast 100-130mm. West coast 150-200mm. Borneo 130-180mm. Temperature: 25°C to 33°C. Humidity 75%. Verdict: Peak season for east coast and Borneo. School holidays in Malaysia.
July is the second-busiest month for Malaysian islands alongside December. East coast beaches are at their best, dive conditions are clear, and rain is at its annual low. Expect higher hostel prices and full ferries; book ahead.
August
Rainfall: East coast 130-180mm. West coast 180-250mm. Borneo 150-200mm. Temperature: 25°C to 33°C. Humidity 75-80%. Verdict: East coast still good. West coast rain increases.
August is similar to July for the east coast. The west coast starts getting heavier rain, especially in late August, as the southwest monsoon peaks.
September
Rainfall: East coast 150-220mm. West coast 200-300mm. Borneo 180-250mm. Temperature: 24°C to 32°C. Humidity 80%+. Verdict: Worst month for the west coast. East coast transitioning.
September is the wettest month for Penang, Langkawi, and KL. Heavy, prolonged rain, not just afternoon thunderstorms. The east coast is still okay in early September but deteriorates by the end of the month as the northeast monsoon approaches.
October
Rainfall: East coast 200-350mm. West coast 200-280mm. Borneo 250-350mm. Temperature: 24°C to 32°C. Humidity 85%. Verdict: Inter-monsoon. Heavy rain nationwide.
October is the second inter-monsoon period and one of the rainiest months for the whole country. The Perhentians and Tioman typically close for boat services by mid-October. This is the month with the most unpredictable weather: mornings can be sunny, but expect multi-day downpours.
November
Rainfall: East coast 400-700mm. West coast 150-250mm. Borneo 300-450mm. Temperature: 23°C to 31°C. Humidity 90%+. Verdict: Peak northeast monsoon. East coast and Borneo flooded. West coast improving.
November is the worst month for the east coast and most of Borneo. Tioman and the Perhentians are shut. Kota Kinabalu and Sandakan see frequent flooding. The west coast (Penang, Langkawi, KL) starts its dry window.
December
Rainfall: East coast 400-600mm. West coast 80-150mm. Borneo 350-500mm. Temperature: 23°C to 31°C. Humidity 85-90%. Verdict: East coast still soaked. West coast at its driest.
December is a tale of two Malaysias. The east coast continues to get battered by the northeast monsoon. The west coast enjoys its driest month of the year, making it popular for European tourists escaping winter. Borneo stays wet across both Sabah and Sarawak.
Regional Breakdown: Where to Go Each Month
Peninsular Malaysia (West Coast: KL, Penang, Langkawi)
The west coast is driest from December through March and wettest from August through October. The haze season (June to October) can occasionally affect air quality in KL and Penang due to Indonesian agricultural fires. Langkawi gets a bonus dry window in January and February when much of the rest of the east coast is soaked.
Best months: December, January, February, March Avoid: September, October
Peninsular Malaysia (East Coast: Perhentians, Tioman, Terengganu)
The east coast is driest from March through August and wettest from October through February. Most islands close boat services from November to February, so plan around this window if beach time is the goal.
Best months: March, April, May, June, July, August Avoid: November, December, January
Malaysian Borneo (Sabah & Sarawak)
Borneo’s rainfall is spread differently than Peninsular Malaysia. The wetter months are November through February across both Sabah and Sarawak. Kota Kinabalu and the west coast of Sabah have a second dip in rainfall around June and July. Kuching (Sarawak) is wettest from November to February and driest from April to September.
Best months: March, April, May, June, July, August, September Avoid: November, December, January, February
Cameron Highlands
The Cameron Highlands sit at 1,500m elevation and have their own microclimate. Temperatures stay around 15°C to 25°C year-round. Rainfall is heavy from September to December (the northeast monsoon reaches the highlands) and lighter from February to April.
Best months: February, March, April, May, June Avoid: September, October, November
What to Pack for Malaysia Rain
Even in the dry season, you will get caught in at least one heavy downpour. Pack for rain year-round.
- Lightweight rain jacket or poncho: Tropical rain in Malaysia is not a drizzle. It falls in sheets. A proper rain jacket with sealed seams is worth the pack weight.
- Quick-dry clothing: Cotton stays wet for hours in 85% humidity. Merino or synthetic fabrics dry in 30 minutes.
- Dry bag: For phone, wallet, and passport on boat trips and during thunderstorms. A 10L dry bag costs around ₹471 (~20 MYR or ~$4.89) at any Decathlon or outdoor shop.
- Waterproof shoe covers or sandals: If you are doing jungle treks in Taman Negara or Borneo, waterproof footwear is non-negotiable.
- Mosquito repellent: More mosquitoes after rain. DEET-based repellents work best.
When Festivals and Events Fall
Malaysia’s major festivals often line up with the dry windows, which is helpful for planning around crowds.
- Chinese New Year (Jan/Feb): Big celebration in Penang and KL. Book accommodation 2-3 months ahead.
- Thaipusam (Jan/Feb): Major Hindu festival at Batu Caves, near KL. Expect massive crowds.
- Hari Raya Aidilfitri (Mar/Apr, date varies): End of Ramadan. Many shops close for 2-3 days. Internal travel spikes.
- Wesak Day (May): Buddhist celebrations at temples across the country.
- George Town Festival (July/August): Arts and culture month in Penang.
- Malaysia Day (Sep 16): National holiday.
- Deepavali (Oct/Nov): Hindu festival of lights. Little India in KL and Penang come alive.
For a full month-by-month festival calendar across Southeast Asia, see our Southeast Asia Festival Calendar 2026.
Common Mistakes Indians Make With Malaysia Weather
Assuming “tropical” means the same weather everywhere. Malaysia is not Bali. The monsoon cycles are opposite on the two coasts, and Borneo runs on yet another schedule. Always check the specific destination, not just the country.
Booking Tioman or the Perhentians for November or December. Boat services halt, hostels close, and you’ll be stuck on the mainland with nothing to do. These islands have a real off-season, not just “less busy” periods.
Skipping travel insurance because Malaysia feels “safe.” Flash floods, landslides, and ferry accidents happen. Don’t skip it.
Not checking the haze forecast for June to October. Indonesian forest fires occasionally push smoke and PM2.5 particulates across the Strait of Malacca into Peninsular Malaysia, particularly affecting KL, Malacca, and parts of Penang. Check aqicn.org before booking if you have respiratory issues.
What Most Weather Guides Don’t Tell You
The haze season is regional, not country-wide. Haze from Indonesian fires usually affects the west coast of Peninsular Malaysia and Singapore. The east coast and most of Borneo stay clearer. If you are flexible on dates, you can dodge it.
“Dry season” still means afternoon rain in some regions. Even in February, KL and the west coast can get a 30-minute afternoon shower. It rarely ruins a day, but do not plan an all-day outdoor activity without a backup.
The east coast monsoon is not just “rainy days.” It is sustained heavy rain, choppy seas, and dangerous swimming conditions for weeks. Some islands close completely. If you show up in November expecting “a few showers,” you’ll be stranded.
Typhoons never hit Malaysia. The country sits below the typhoon belt. This is one of the few things you can rule out completely when planning a trip, which makes Malaysia a strong September-to-November alternative to the Philippines, Taiwan, or Vietnam’s central coast if you want beach weather.
Frequently Asked Questions
When is the best time to visit Malaysia for beaches? For the east coast (Perhentians, Tioman): March through August. For the west coast (Langkawi, Penang): December through March. Both coasts are rarely at their best at the same time, so pick your beach region based on your travel month.
Does it rain every day in Malaysia? Not every day, but most days have at least a chance of rain, especially during the inter-monsoon months of April and October. Even in the wettest months, you usually get dry mornings and rainy afternoons. In the driest months, rain might fall once a week.
What is the cheapest month to visit Malaysia? February, March, and October are generally the cheapest. These sit between peak seasons (July-August and December) and avoid the worst monsoon windows. Flight prices from India dip in March and September.
Is Malaysia safe during the monsoon season? The monsoons bring flash floods, especially in Kelantan, Terengganu, and parts of Sabah. Check your government’s travel advisory and local news before traveling to flood-prone regions. Most tourist areas (KL, Penang, Langkawi) are unaffected.
Can I see orangutans in Borneo during the rainy season? You can, but conditions are harder. Rainy season (November to February) makes trails muddy and river crossings difficult. June to September is the standard window for Sepilok and Danum Valley, though rain is still possible.
What is the hottest month in Malaysia? April and May tend to be the hottest months on average, with highs of 33-34°C across the lowlands. The heat is consistent year-round, so the difference is small.
Do I need a visa for Malaysia as an Indian passport holder? Yes. Indian passport holders typically need an eVISA (30 days) or eNTRI (15 days) arranged before travel. Apply online at the official portal. There is no visa-on-arrival for Indian passport holders.
Subodh’s Take
Malaysia rewards flexible planning more than almost any other Southeast Asian country. If your dates are fixed, pick your destination based on the monsoon calendar rather than hoping the weather will adapt to your itinerary. February through March on the west coast, or June through August on the east coast, are the two reliable dry windows for beach trips. If you’re doing a multi-city loop (KL, Penang, Cameron Highlands, Perhentians), give yourself at least 10 days so weather delays don’t derail you.
