Kuala Lumpur Weather in December
Malaysia · Equatorial climate · Data averaged from 2020-01-01 to 2024-12-31 (5 years)
December in Kuala Lumpur sees average temperatures ranging from a low of 23.7°C (74.7°F) to a high of 29.9°C (85.8°F), with a mean of 26.2°C (79.2°F). Compared to the annual average of 27.0°C (80.6°F), this month is 0.8°C cooler than the yearly norm. This is the coldest month of the year, with average lows of 23.7°C (74.7°F). Precipitation averages 376.6mm, making it approximately 121.0mm wetter than the monthly average of 255.0mm. This is the wettest month of the year, with 376.6mm of precipitation and around 30.0 rainy days. The city receives an average of 7.5 hours of sunshine per day during December, with relative humidity averaging 85.4%. Wind speeds reach an average maximum of 10.4 km/h. For travelers, this month offers a coldest month of the year experience in Kuala Lumpur, with wetter-than-average conditions compared to the rest of the year.
Kuala Lumpur's equatorial climate means consistent heat and humidity year-round. I've tracked the rainfall patterns and found that the city experiences two monsoon seasons, with the heaviest rain from November to January. The best time for outdoor activities is June to August, when the rainfall is lower and the sun is more reliable. The city's covered walkways and air-conditioned malls make navigation comfortable regardless.
December vs Adjacent Months
| Metric | November | December | January |
|---|---|---|---|
| Mean Temp | 26.4°C (79.5°F) | 26.2°C (79.2°F) | 26.5°C (79.7°F) |
| Rainfall | 351.7mm | 376.6mm | 221.7mm |
| Sunshine | 7.4 hrs | 7.5 hrs | 8.7 hrs |
| Humidity | 86.2% | 85.4% | 81.3% |
| Wind | 10.4 km/h | 10.4 km/h | 10.7 km/h |
| Rainy Days | 29.4 | 30.0 | 28.0 |
Seasonal Context
December falls in Winter in the Northern Hemisphere. Winter is the coolest season with the shortest daylight hours. For travelers visiting Kuala Lumpur in December, the data indicates mixed conditions based on the combination of temperature, precipitation, and daylight hours.
Frequently Asked Questions
What is the average temperature in Kuala Lumpur in December?
The average temperature in Kuala Lumpur during December ranges from 23.7°C (74.7°F) to 29.9°C (85.8°F), with a mean of 26.2°C (79.2°F).
How much does it rain in Kuala Lumpur in December?
Kuala Lumpur receives an average of 376.6mm of precipitation in December, spread across approximately 30.0 rainy days. This is the wettest month of the year.
What should I pack for Kuala Lumpur in December?
Based on December weather data, pack lightweight, breathable clothing, sunscreen, and a hat. Rain gear is essential — this month averages 376.6mm of precipitation.
Is December a good time to visit Kuala Lumpur?
December is a month with challenging conditions. Plan activities carefully and stay hydrated.
Other Months for Kuala Lumpur
Cities with Similar December Climate (Equatorial)
Data Source: Open-Meteo historical archive (2020-01-01 to 2024-12-31). Daily measurements aggregated into monthly climate normals. Coordinates: 3.14°, 101.69°. Timezone: Asia/Kuala_Lumpur. Last updated: 2026-07-30.