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
19402025 · 86 yrs
AfTropical rainforestWarmest monthJuneColdest monthOctoberWettest monthOctoberDriest monthJanuary

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

1940Each stripe is one year, from 1940 (left) to 2025 (right). Blue = colder than the period average, red = warmer.2025

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

YearHottest dayColdest dayAnnual meanRainfallHot daysFrost days
202532.3 °C2 August 202523.5 °C31 January 202527.9 °C2,573 mm1670
202433.2 °C25 May 202424.9 °C26 December 202428.3 °C3,040 mm2360
202333.8 °C13 March 202323.9 °C1 January 202328.0 °C2,792 mm1830
202232.0 °C18 January 202224.0 °C28 December 202227.7 °C2,535 mm1300
202132.7 °C7 February 202124.6 °C21 January 202127.8 °C2,457 mm1610
202033.5 °C21 February 202024.9 °C4 February 202028.0 °C2,297 mm1970
201932.4 °C11 February 201923.8 °C11 February 201928.0 °C1,860 mm1750
201832.1 °C12 June 201823.2 °C11 February 201827.7 °C2,332 mm1240
201731.6 °C12 February 201724.4 °C22 December 201727.7 °C2,710 mm1210
201634.3 °C26 February 201624.8 °C2 December 201628.2 °C2,248 mm2010
201532.4 °C3 February 201523.6 °C17 January 201527.7 °C2,080 mm1530
201433.6 °C9 March 201422.9 °C24 January 201427.7 °C2,346 mm1540
201332.3 °C10 May 201324.3 °C30 December 201327.6 °C2,268 mm1170
201231.6 °C13 July 201224.5 °C7 January 201227.5 °C2,717 mm1050
201131.7 °C21 February 201123.0 °C21 January 201127.5 °C2,560 mm1060
201033.7 °C18 March 201024.5 °C22 December 201027.8 °C2,662 mm1470
200931.7 °C5 June 200923.2 °C11 January 200927.6 °C2,402 mm1100
200833.3 °C18 February 200824.4 °C26 December 200827.3 °C2,770 mm950
200731.7 °C28 June 200722.7 °C31 January 200727.4 °C2,768 mm1120
200633.3 °C5 February 200624.6 °C25 December 200627.6 °C2,275 mm1240
200533.6 °C5 March 200524.0 °C25 January 200527.8 °C2,046 mm1480
200433.1 °C13 February 200423.9 °C15 December 200427.7 °C1,890 mm1590
200332.8 °C28 January 200324.2 °C27 January 200327.6 °C2,192 mm1300
200233.1 °C31 January 200223.7 °C4 January 200227.8 °C1,674 mm1600
200131.5 °C1 March 200123.8 °C31 December 200127.5 °C2,355 mm1000
200031.6 °C15 May 200023.8 °C27 January 200027.3 °C2,645 mm790
199931.0 °C26 July 199922.5 °C26 December 199927.1 °C2,784 mm490
199833.2 °C29 January 199824.0 °C9 December 199827.9 °C2,687 mm1590
199731.5 °C18 May 199721.9 °C3 January 199727.3 °C2,156 mm840
199631.8 °C2 March 199621.4 °C4 January 199627.2 °C2,685 mm780
199532.4 °C14 March 199524.0 °C13 December 199527.4 °C2,532 mm970
199432.1 °C2 March 199423.1 °C19 January 199427.3 °C1,951 mm770
199331.5 °C13 June 199323.2 °C31 January 199327.1 °C2,546 mm640
199231.3 °C20 March 199223.7 °C13 January 199227.2 °C1,944 mm750
199133.8 °C23 February 199123.9 °C7 January 199127.5 °C2,085 mm1260
199032.2 °C8 February 199023.6 °C20 January 199027.5 °C2,090 mm1050
198932.1 °C9 March 198924.1 °C14 February 198927.3 °C2,276 mm1030
198832.5 °C16 January 198823.1 °C17 December 198827.5 °C2,757 mm1170
198732.6 °C3 February 198723.8 °C15 January 198727.5 °C2,475 mm1110
198634.0 °C10 February 198622.6 °C16 December 198627.1 °C2,307 mm810
198531.7 °C15 January 198523.4 °C20 December 198527.1 °C2,362 mm620
198431.2 °C21 June 198423.4 °C22 February 198426.9 °C2,392 mm410
198332.1 °C19 January 198323.5 °C24 December 198327.4 °C1,813 mm1120
198232.2 °C30 January 198223.6 °C10 January 198227.2 °C1,952 mm790
198131.4 °C7 August 198122.4 °C14 January 198127.2 °C1,903 mm700
198033.2 °C18 February 198023.3 °C4 January 198027.3 °C2,256 mm920
197932.9 °C24 January 197923.5 °C16 December 197927.4 °C1,990 mm1310
197831.9 °C22 January 197823.3 °C29 November 197827.2 °C1,788 mm750
197732.4 °C26 March 197722.8 °C18 January 197727.2 °C1,684 mm1020
197632.0 °C25 February 197621.4 °C20 January 197626.8 °C2,125 mm480
197531.4 °C20 February 197522.8 °C28 January 197526.8 °C1,952 mm360
197432.0 °C14 March 197422.4 °C10 January 197426.9 °C1,618 mm530
197333.0 °C11 February 197322.7 °C27 December 197327.2 °C2,150 mm1130
197231.1 °C13 July 197222.1 °C2 January 197226.9 °C2,122 mm300
197131.5 °C23 January 197122.9 °C16 January 197126.7 °C2,196 mm450
197033.0 °C19 March 197023.2 °C21 January 197027.1 °C2,222 mm990
196932.3 °C7 February 196923.5 °C22 January 196927.1 °C2,116 mm640
196832.4 °C3 March 196822.8 °C13 January 196826.9 °C1,793 mm420
196731.9 °C13 February 196721.9 °C18 January 196726.8 °C2,008 mm450
196631.0 °C30 April 196623.3 °C6 January 196626.7 °C2,328 mm180
196532.1 °C2 February 196522.2 °C9 January 196526.7 °C2,400 mm470
196432.6 °C22 February 196422.8 °C26 December 196427.0 °C2,539 mm750
196333.0 °C9 April 196322.0 °C15 January 196327.0 °C1,518 mm910
196232.3 °C25 May 196222.7 °C25 January 196227.0 °C1,782 mm610
196131.9 °C8 February 196122.0 °C20 January 196127.0 °C1,500 mm650
196032.2 °C14 February 196023.0 °C4 January 196027.0 °C1,889 mm800
195932.5 °C16 March 195922.7 °C18 December 195927.0 °C1,936 mm650
195831.5 °C15 April 195822.3 °C30 November 195827.1 °C1,894 mm890
195731.1 °C11 June 195722.2 °C4 January 195726.8 °C2,105 mm460
195630.4 °C9 June 195621.9 °C22 January 195626.5 °C2,381 mm110
195532.8 °C14 March 195522.1 °C13 February 195526.7 °C2,232 mm420
195431.1 °C7 June 195422.7 °C19 December 195426.6 °C2,908 mm120
195330.7 °C20 March 195323.1 °C8 January 195326.8 °C2,552 mm240
195231.2 °C19 January 195222.7 °C16 December 195226.9 °C2,104 mm220
195131.0 °C23 June 195123.1 °C27 January 195126.9 °C1,560 mm190
195031.1 °C11 April 195023.4 °C24 December 195026.7 °C2,152 mm190
194931.1 °C8 January 194922.8 °C12 January 194927.4 °C335 mm860
194831.1 °C20 December 194823.0 °C18 January 194826.6 °C1,645 mm140
194730.2 °C10 June 194722.9 °C31 December 194726.3 °C2,826 mm20
194630.7 °C24 June 194623.0 °C29 January 194626.5 °C2,228 mm160
194530.0 °C26 June 194522.6 °C31 December 194526.2 °C2,778 mm10
194430.8 °C8 February 194422.5 °C28 January 194426.5 °C2,248 mm150
194331.4 °C8 February 194322.3 °C9 January 194326.3 °C2,245 mm330
194230.2 °C16 May 194223.1 °C29 December 194226.3 °C2,386 mm10
194130.3 °C29 May 194122.9 °C15 January 194126.4 °C2,757 mm20
194030.4 °C12 February 194021.9 °C24 January 194026.5 °C2,018 mm140

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

Average daily high
29.8 °C
+0.7 °C
Hot days (≥ 30 °C)
167 d/yr
+82
Frost days (< 0 °C)
0 d/yr
0
Annual rainfall
2573 mm
+347 mm

Month by month

Highvs. normalPrecipitationvs. normal
Jan29.8 °C+0.4 °C112 mm+45 mm
Feb29.6 °C-0.2 °C71 mm-8 mm
Mar30.2 °C+0.5 °C116 mm-28 mm
Apr30.1 °C+0.6 °C348 mm+140 mm
May30.3 °C+0.8 °C291 mm+63 mm
Jun30.2 °C+0.6 °C154 mm-6 mm
Jul30.3 °C+1.1 °C74 mm-97 mm
Aug29.6 °C+0.7 °C157 mm-51 mm
Sep29.5 °C+1.0 °C235 mm-28 mm
Oct29.1 °C+0.8 °C317 mm-6 mm
Nov28.4 °C0.0 °C674 mm+425 mm
Dec30.3 °C+1.5 °C23 mm-103 mm

The year's extremes

Hottest day
32.3 °C
2 Aug 2025
Coldest day
23.5 °C
31 Jan 2025
Wettest day
135.5 mm
25 Nov 2025
Windiest day
31.4 km/h
24 Nov 2025
Strongest gust
66.2 km/h
25 Nov 2025
Hottest feels-like
39.8 °C
14 Apr 2025
Coldest feels-like
25.5 °C
31 Jan 2025
Sunniest day
12.3 h
5 Jul 2025

What was the weather like that day?

Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.

Date

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.

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