Yan Besar climate — normals and trends
Yan Besar (Malaysia) has a tropical rainforest climate (Af) under the Köppen-Geiger classification. Its mean annual temperature is 27.2 °C and it receives 2,226 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 (27.9 °C on average) and the coldest is October (26.6 °C). Rainfall peaks in October.
Yan Besar averages 0 frost days, 85 hot days (≥ 30 °C) and 271 rainy days per year.
Yan Besar has warmed by +1.5 °C between 1940 and 2025, or +0.17 °C per decade. This trend is statistically significant.
The hottest day of the period reached 34.3 °C (on 26 February 2016) and the coldest 21.4 °C (on 20 January 1976).
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
Yan BesarKedah
- coords
- 5.80°, 100.37°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
27.2°C
Average daily high
29.1°C
Average daily low
25.6°C
Annual rainfall
2,226mm
Sunshine / day
10.1h
Mean relative humidity
81%
Average peak wind
14.4km/h
Seasonal range
1.3°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
85 d/yr
Rainy days (≥ 1 mm)
271 d/yr
Annual snowfall
0.0 cm
Average feels-like high
35.0 °C
Average feels-like low
29.9 °C
Average peak gust
26.3 km/h
Tropical nights (≥ 20 °C)
365 d/yr
Solar radiation
19.3 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.5 °C
since 1940
+0.2 °C per decade · r² = 0.81 · 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
34.3 °C
26 February 2016
Coldest day
21.4 °C
20 January 1976
Wettest day
257 mm
9 April 1954
Windiest day
31.7 km/h
17 September 2024
Strongest gust
66.2 km/h
25 November 2025
Hottest feels-like
41.5 °C
12 May 2023
Coldest feels-like
21.4 °C
6 December 1944
Sunniest day
12.3 h
10 July 1987
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 | 29.8 °C | +0.4 °C | 112 mm | +45 mm |
| Feb | 29.6 °C | -0.2 °C | 71 mm | -8 mm |
| Mar | 30.2 °C | +0.5 °C | 116 mm | -28 mm |
| Apr | 30.1 °C | +0.6 °C | 348 mm | +140 mm |
| May | 30.3 °C | +0.8 °C | 291 mm | +63 mm |
| Jun | 30.2 °C | +0.6 °C | 154 mm | -6 mm |
| Jul | 30.3 °C | +1.1 °C | 74 mm | -97 mm |
| Aug | 29.6 °C | +0.7 °C | 157 mm | -51 mm |
| Sep | 29.5 °C | +1.0 °C | 235 mm | -28 mm |
| Oct | 29.1 °C | +0.8 °C | 317 mm | -6 mm |
| Nov | 28.4 °C | 0.0 °C | 674 mm | +425 mm |
| Dec | 30.3 °C | +1.5 °C | 23 mm | -103 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 Yan Besar?
Yan Besar has a tropical rainforest climate (Köppen Af). Over 1940-2025, the average annual temperature is 27.2 °C and it receives 2,226 mm of precipitation per year.
What is the hottest day ever recorded in Yan Besar?
The hottest day measured in Yan Besar between 1940 and 2025 was 26 February 2016, reaching 34.3 °C.
What is the coldest day in Yan Besar?
The coldest day measured in Yan Besar between 1940 and 2025 was 20 January 1976, at 21.4 °C.
Does it snow in Yan Besar?
Almost never: Yan Besar sees virtually no snow, with about 0 frost days per year.
Has the climate of Yan Besar warmed?
Yes: Yan Besar warmed by +1.5 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Yan Besar?
The wettest day measured in Yan Besar between 1940 and 2025 was 9 April 1954, with 257 mm of rain in 24 hours.
What was the windiest day in Yan Besar?
The windiest day measured in Yan Besar between 1940 and 2025 was 17 September 2024, with winds reaching 31.7 km/h.
What is the warmest month in Yan Besar?
The warmest month in Yan Besar is June (27.9 °C on average); the coldest is October (26.6 °C).
How much does it rain in Yan Besar?
Yan Besar receives on average 2,226 mm of precipitation per year, spread over about 271 rainy days.
Is it sunny in Yan Besar?
Yan Besar gets on average 10.1 hours of sunshine per day, roughly 3,687 hours per year over 1940-2025.
Are there tropical nights in Yan Besar?
Yes: Yan Besar has on average 365 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Yan Besar?
In Yan Besar, between 1940 and 2025, the highest apparent temperature reached 41.5 °C on 12 May 2023, and the lowest was 21.4 °C on 6 December 1944.
Compare Yan Besar with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Yan Besar