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June to August is the driest time to visit Kuala Lumpur, and December to February is the busiest. No month here is actually dry, so for a city trip the calendar matters more than the weather.
Kuala Lumpur has two rain peaks, not one. April is the first and November the second and larger. June to August is the trough, at roughly half November’s rain.
December is one of the wetter months, despite being peak season. That is a crowd and price effect, not a weather one.
Temperature never changes: 24°C to 34°C in every month. Pair KL with Langkawi between December and March, when the island is at its driest.
| Month | High/Low (°C) | Rain |
|---|---|---|
| January | 33°/ 23° | 17 days |
| February | 33°/ 23° | 13 days |
| March | 33°/ 24° | 25 days |
| April | 33°/ 24° | 26 days |
| May | 33°/ 24° | 21 days |
| June | 32°/ 24° | 21 days |
| July | 32°/ 23° | 20 days |
| August | 33°/ 23° | 18 days |
| September | 33°/ 23° | 24 days |
| October | 32°/ 23° | 29 days |
| November | 32°/ 23° | 28 days |
| December | 32°/ 23° | 24 days |
June, July and August are the driest months,, at roughly half November’s rain. Rain still comes, but as short late-afternoon thunderstorms.
These are the best months for the outdoor half of KL: Batu Caves, the Perdana gardens, the KL Tower view and walking Bukit Bintang after dark.
November is the wettest month of the year and April the second. These are the two inter-monsoon peaks, and October and December are close behind.
Rain arrives mid-afternoon and can be torrential for an hour, with flash flooding in the older parts of the city. Mornings are usually clear, so front-load the outdoor plans.
Kuala Lumpur is built for rain. Suria KLCC, Pavilion, the Islamic Arts Museum, Aquaria and the Central Market are all indoor, and the LRT and covered walkways connect most of the centre.
The practical rhythm in any month is the same: outdoor sights before noon, indoors from about three, street food from six. That works in November as well as it does in July.
January or February: Thaipusam, when well over a million people climb the 272 steps at Batu Caves overnight. It is the biggest thing that happens in Kuala Lumpur all year and worth planning a trip around.
January or February: Chinese New Year in Chinatown and Petaling Street
September: Mid-Autumn Lantern Festival
October or November: Deepavali, with Little India and Brickfields lit up
December: Christmas lights along Bukit Bintang
Hari Raya Aidilfitri moves about eleven days earlier each year, so check it against your dates. In 2026 it falls around 19 to 20 March.
For two days much of the city shuts: local restaurants, small shops and many offices. Domestic flights and buses sell out for the balik kampung homecoming. The malls stay open, and the city is unusually quiet and pleasant to walk.
Haze can drift over Kuala Lumpur between July and October, blown from land-clearing fires in Sumatra and Kalimantan. It does not happen every year and usually clears within days.
When it lands, the Petronas Towers disappear from view and outdoor plans stop being pleasant. Check the air-quality index rather than the rain forecast if you are travelling in those months.