Tatau climate — normals and trends
Tatau (Malaysia) has a tropical rainforest climate (Af) under the Köppen-Geiger classification. Its mean annual temperature is 26.2 °C and it receives 2,948 mm of precipitation per year.
These figures are normals computed over 86 complete calendar years, from 1940 to 2025, using ERA5 reanalysis data from the Copernicus programme.
The warmest month is May (26.8 °C on average) and the coldest is January (25.6 °C). Rainfall peaks in December.
Tatau averages 0 frost days, 181 hot days (≥ 30 °C) and 311 rainy days per year.
Tatau has warmed by +1.7 °C between 1940 and 2025, or +0.20 °C per decade. This trend is statistically significant.
The hottest day of the period reached 35.8 °C (on 20 September 2024) and the coldest 19.9 °C (on 23 January 1940).
Data from ERA5 reanalysis (Copernicus Climate Change Service), redistributed under a CC-BY 4.0 licence. Normals are recomputed whenever the archive is updated.
Climate normals · ERA5
TatauSarawak
- coords
- 2.88°, 112.85°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
26.2°C
Average daily high
29.9°C
Average daily low
23.9°C
Annual rainfall
2,948mm
Sunshine / day
9.3h
Mean relative humidity
88%
Average peak wind
10.1km/h
Seasonal range
1.2°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
181 d/yr
Rainy days (≥ 1 mm)
311 d/yr
Annual snowfall
0.0 cm
Average feels-like high
36.6 °C
Average feels-like low
28.5 °C
Average peak gust
24.8 km/h
Tropical nights (≥ 20 °C)
365 d/yr
Solar radiation
18.1 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.7 °C
since 1940
+0.2 °C per decade · r² = 0.88 · p = < 0.001
Trend fitted by linear regression (ordinary least squares) on annual means. A trend is shown only when it is statistically significant (p < 0.05).
A climograph overlays rainfall (bars) and temperature (line): the standard reading in climatology, where you can see at a glance whether the warm season is also the dry one.
Records for the period
Hottest day
35.8 °C
20 September 2024
Coldest day
19.9 °C
23 January 1940
Wettest day
255 mm
8 December 2025
Windiest day
32.6 km/h
10 January 2009
Strongest gust
58.0 km/h
10 January 2009
Hottest feels-like
43.1 °C
20 September 2024
Coldest feels-like
22.2 °C
23 January 1940
Sunniest day
12.1 h
2 June 1944
Normals computed over complete calendar years 1940–2025.
A specific year
Pick a year and see how it compares to normal — warmer, drier or more extreme than usual?
Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 29.7 °C | +0.9 °C | 539 mm | +249 mm |
| Feb | 29.9 °C | +0.8 °C | 294 mm | +80 mm |
| Mar | 30.7 °C | +1.0 °C | 338 mm | +120 mm |
| Apr | 31.1 °C | +0.9 °C | 313 mm | +88 mm |
| May | 31.7 °C | +1.1 °C | 185 mm | -44 mm |
| Jun | 32.0 °C | +1.5 °C | 116 mm | -76 mm |
| Jul | 32.8 °C | +2.4 °C | 71 mm | -116 mm |
| Aug | 30.6 °C | +0.2 °C | 196 mm | -22 mm |
| Sep | 30.7 °C | +0.6 °C | 310 mm | +51 mm |
| Oct | 31.1 °C | +1.2 °C | 206 mm | -81 mm |
| Nov | 31.0 °C | +1.3 °C | 244 mm | -54 mm |
| Dec | 30.1 °C | +0.9 °C | 603 mm | +270 mm |
The year's extremes
What was the weather like that day?
Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.
Frequently asked questions
What is the climate of Tatau?
Tatau has a tropical rainforest climate (Köppen Af). Over 1940-2025, the average annual temperature is 26.2 °C and it receives 2,948 mm of precipitation per year.
What is the hottest day ever recorded in Tatau?
The hottest day measured in Tatau between 1940 and 2025 was 20 September 2024, reaching 35.8 °C.
What is the coldest day in Tatau?
The coldest day measured in Tatau between 1940 and 2025 was 23 January 1940, at 19.9 °C.
Does it snow in Tatau?
Almost never: Tatau sees virtually no snow, with about 0 frost days per year.
Has the climate of Tatau warmed?
Yes: Tatau warmed by +1.7 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Tatau?
The wettest day measured in Tatau between 1940 and 2025 was 8 December 2025, with 255 mm of rain in 24 hours.
What was the windiest day in Tatau?
The windiest day measured in Tatau between 1940 and 2025 was 10 January 2009, with winds reaching 32.6 km/h.
What is the warmest month in Tatau?
The warmest month in Tatau is May (26.8 °C on average); the coldest is January (25.6 °C).
How much does it rain in Tatau?
Tatau receives on average 2,948 mm of precipitation per year, spread over about 311 rainy days.
Is it sunny in Tatau?
Tatau gets on average 9.3 hours of sunshine per day, roughly 3,395 hours per year over 1940-2025.
Are there tropical nights in Tatau?
Yes: Tatau has on average 365 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Tatau?
In Tatau, between 1940 and 2025, the highest apparent temperature reached 43.1 °C on 20 September 2024, and the lowest was 22.2 °C on 23 January 1940.
Compare Tatau with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Tatau