Kuala Selangor climate — normals and trends
Kuala Selangor (Malaysia) has a tropical rainforest climate (Af) under the Köppen-Geiger classification. Its mean annual temperature is 27.1 °C and it receives 1,949 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 June (27.8 °C on average) and the coldest is December (26.3 °C). Rainfall peaks in November.
Kuala Selangor averages 0 frost days, 26 hot days (≥ 30 °C) and 280 rainy days per year.
Kuala Selangor has warmed by +1.0 °C between 1940 and 2025, or +0.12 °C per decade. This trend is statistically significant.
The hottest day of the period reached 33.0 °C (on 10 April 1963) and the coldest 22.3 °C (on 18 January 1951).
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
Kuala SelangorSelangor
- coords
- 3.35°, 101.25°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
27.1°C
Average daily high
28.6°C
Average daily low
25.5°C
Annual rainfall
1,949mm
Sunshine / day
10.2h
Mean relative humidity
81%
Average peak wind
15.7km/h
Seasonal range
1.5°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
26 d/yr
Rainy days (≥ 1 mm)
280 d/yr
Annual snowfall
0.0 cm
Average feels-like high
34.1 °C
Average feels-like low
30.0 °C
Average peak gust
25.2 km/h
Tropical nights (≥ 20 °C)
365 d/yr
Solar radiation
20.1 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.0 °C
since 1940
+0.1 °C per decade · r² = 0.58 · 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
33.0 °C
10 April 1963
Coldest day
22.3 °C
18 January 1951
Wettest day
164 mm
24 November 2025
Windiest day
40.9 km/h
24 November 2025
Strongest gust
60.8 km/h
24 November 2025
Hottest feels-like
39.4 °C
21 April 2020
Coldest feels-like
23.8 °C
9 January 1943
Sunniest day
12.0 h
23 July 1940
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 | 28.4 °C | +0.5 °C | 213 mm | +88 mm |
| Feb | 28.6 °C | +0.3 °C | 115 mm | +22 mm |
| Mar | 28.9 °C | +0.3 °C | 115 mm | -15 mm |
| Apr | 29.1 °C | +0.2 °C | 193 mm | +33 mm |
| May | 29.8 °C | +0.6 °C | 142 mm | -23 mm |
| Jun | 30.2 °C | +0.9 °C | 80 mm | -44 mm |
| Jul | 30.2 °C | +1.2 °C | 72 mm | -65 mm |
| Aug | 29.7 °C | +0.8 °C | 127 mm | -33 mm |
| Sep | 29.1 °C | +0.5 °C | 213 mm | +28 mm |
| Oct | 29.0 °C | +0.7 °C | 208 mm | -4 mm |
| Nov | 28.4 °C | +0.5 °C | 643 mm | +393 mm |
| Dec | 28.1 °C | +0.4 °C | 333 mm | +125 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 Kuala Selangor?
Kuala Selangor has a tropical rainforest climate (Köppen Af). Over 1940-2025, the average annual temperature is 27.1 °C and it receives 1,949 mm of precipitation per year.
What is the hottest day ever recorded in Kuala Selangor?
The hottest day measured in Kuala Selangor between 1940 and 2025 was 10 April 1963, reaching 33.0 °C.
What is the coldest day in Kuala Selangor?
The coldest day measured in Kuala Selangor between 1940 and 2025 was 18 January 1951, at 22.3 °C.
Does it snow in Kuala Selangor?
Almost never: Kuala Selangor sees virtually no snow, with about 0 frost days per year.
Has the climate of Kuala Selangor warmed?
Yes: Kuala Selangor warmed by +1.0 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Kuala Selangor?
The wettest day measured in Kuala Selangor between 1940 and 2025 was 24 November 2025, with 164 mm of rain in 24 hours.
What was the windiest day in Kuala Selangor?
The windiest day measured in Kuala Selangor between 1940 and 2025 was 24 November 2025, with winds reaching 40.9 km/h.
What is the warmest month in Kuala Selangor?
The warmest month in Kuala Selangor is June (27.8 °C on average); the coldest is December (26.3 °C).
How much does it rain in Kuala Selangor?
Kuala Selangor receives on average 1,949 mm of precipitation per year, spread over about 280 rainy days.
Is it sunny in Kuala Selangor?
Kuala Selangor gets on average 10.2 hours of sunshine per day, roughly 3,723 hours per year over 1940-2025.
Are there tropical nights in Kuala Selangor?
Yes: Kuala Selangor has on average 365 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Kuala Selangor?
In Kuala Selangor, between 1940 and 2025, the highest apparent temperature reached 39.4 °C on 21 April 2020, and the lowest was 23.8 °C on 9 January 1943.
Compare Kuala Selangor with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Kuala Selangor