Sarankhola climate — normals and trends

Sarankhola (Bangladesh) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 25.8 °C and it receives 2,145 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 (29.1 °C on average) and the coldest is January (19.4 °C). Rainfall peaks in July.

Sarankhola averages 0 frost days, 183 hot days (≥ 30 °C) and 172 rainy days per year.

Sarankhola has warmed by +0.9 °C between 1940 and 2025, or +0.11 °C per decade. This trend is statistically significant.

The hottest day of the period reached 41.7 °C (on 30 April 1960) and the coldest 8.7 °C (on 9 January 2013).

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

SarankholaKhulna Division

coords
22.31°, 89.79°
period
19402025 · 86 yrs
AwTropical savannaWarmest monthMayColdest monthJanuaryWettest monthJulyDriest monthJanuary

Mean daily temperature

25.8°C

Average daily high

29.8°C

Average daily low

22.8°C

Annual rainfall

2,145mm

Sunshine / day

9.4h

Mean relative humidity

81%

Average peak wind

12.8km/h

Seasonal range

9.7°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

183 d/yr

Rainy days (≥ 1 mm)

172 d/yr

Annual snowfall

0.0 cm

Average feels-like high

33.9 °C

Average feels-like low

26.3 °C

Average peak gust

29.0 km/h

Tropical nights (≥ 20 °C)

265 d/yr

Solar radiation

16.8 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+0.9 °C

since 1940

+0.1 °C per decade · r² = 0.46 · 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

41.7 °C

30 April 1960

Coldest day

8.7 °C

9 January 2013

Wettest day

236 mm

16 May 2013

Windiest day

56.2 km/h

27 May 2024

Strongest gust

111.6 km/h

25 May 2009

Hottest feels-like

46.1 °C

1 May 2024

Coldest feels-like

6.9 °C

9 January 2013

Sunniest day

12.6 h

14 June 1957

YearHottest dayColdest dayAnnual meanRainfallHot daysFrost days
202538.5 °C11 May 202511.0 °C31 December 202526.3 °C2,423 mm2310
202440.8 °C30 April 202411.5 °C23 January 202426.6 °C2,249 mm2190
202338.6 °C14 April 202312.0 °C21 January 202326.6 °C1,924 mm2350
202236.5 °C24 April 202212.0 °C29 January 202226.3 °C1,757 mm2380
202138.5 °C25 April 202110.7 °C1 February 202126.3 °C2,170 mm2210
202036.2 °C1 April 202011.8 °C4 February 202026.0 °C2,093 mm2200
201935.9 °C25 April 201911.9 °C5 January 201926.3 °C1,796 mm2230
201836.7 °C18 June 201810.5 °C7 January 201826.0 °C1,980 mm2270
201736.7 °C24 May 201711.1 °C15 January 201726.2 °C2,394 mm2200
201638.1 °C11 April 201611.1 °C25 January 201626.6 °C2,223 mm2220
201535.8 °C3 April 201512.2 °C1 February 201526.2 °C2,197 mm2120
201439.7 °C23 April 201411.2 °C9 January 201426.1 °C1,650 mm2150
201336.3 °C5 April 20138.7 °C9 January 201325.7 °C2,313 mm2030
201237.0 °C28 June 201210.3 °C31 December 201226.0 °C1,641 mm2280
201135.2 °C14 April 201111.2 °C18 January 201125.8 °C2,342 mm1990
201038.4 °C9 April 201011.9 °C13 January 201026.6 °C1,580 mm2410
200939.0 °C26 April 200912.2 °C28 December 200926.6 °C1,908 mm2300
200837.8 °C22 April 200812.0 °C4 February 200826.0 °C2,192 mm1960
200735.2 °C1 May 200711.4 °C12 January 200725.8 °C2,648 mm1910
200637.3 °C30 April 200611.9 °C11 January 200626.3 °C1,968 mm2230
200536.0 °C31 May 200512.3 °C5 February 200526.2 °C2,214 mm2040
200435.5 °C16 March 200411.9 °C30 January 200425.9 °C2,127 mm2010
200335.9 °C3 June 200310.3 °C22 January 200325.9 °C1,825 mm2080
200238.9 °C20 May 200212.6 °C31 December 200226.0 °C2,120 mm2080
200135.5 °C22 April 200110.1 °C12 January 200125.7 °C2,368 mm2000
200036.2 °C23 March 200011.5 °C9 January 200025.8 °C1,809 mm2050
199936.2 °C9 March 199912.3 °C11 January 199926.0 °C1,957 mm2010
199835.5 °C13 May 199810.9 °C3 January 199826.0 °C2,288 mm2030
199735.3 °C6 June 199710.6 °C26 January 199725.5 °C2,110 mm1970
199638.5 °C21 April 199612.1 °C31 January 199626.0 °C2,103 mm2010
199537.8 °C23 April 199510.8 °C4 January 199526.0 °C2,447 mm1880
199437.2 °C5 May 199412.8 °C19 January 199425.9 °C1,931 mm1870
199336.4 °C6 April 199310.3 °C22 January 199325.7 °C2,713 mm1790
199237.8 °C25 April 199211.5 °C3 January 199225.9 °C1,865 mm1990
199135.5 °C16 April 199111.9 °C21 January 199125.8 °C2,310 mm1930
199034.5 °C24 May 199012.0 °C11 January 199025.6 °C2,723 mm1570
198937.1 °C27 March 198910.3 °C13 January 198925.7 °C2,073 mm1870
198836.6 °C28 March 198812.6 °C28 January 198826.1 °C2,302 mm1960
198736.9 °C17 May 198711.9 °C3 January 198726.1 °C1,580 mm2110
198637.5 °C29 March 198611.9 °C5 January 198625.9 °C2,344 mm1860
198537.0 °C11 April 198513.5 °C31 December 198526.0 °C1,772 mm1820
198436.6 °C18 March 198412.3 °C19 January 198425.6 °C1,900 mm1670
198337.5 °C4 April 198311.5 °C30 December 198325.8 °C2,202 mm1890
198237.9 °C5 May 198212.7 °C4 January 198225.9 °C1,362 mm1930
198136.4 °C4 June 198111.2 °C10 January 198125.4 °C1,993 mm1800
198036.6 °C9 April 198011.6 °C11 January 198026.0 °C1,722 mm1880
197940.0 °C19 May 197912.6 °C4 January 197926.5 °C1,750 mm2410
197835.1 °C9 April 197810.4 °C7 January 197825.5 °C1,639 mm1910
197736.7 °C29 March 197710.7 °C30 January 197725.6 °C1,731 mm1670
197638.2 °C17 April 197612.1 °C13 December 197625.9 °C1,899 mm1840
197536.9 °C8 May 197511.4 °C17 January 197525.4 °C2,088 mm1620
197436.3 °C16 March 197410.9 °C11 February 197425.4 °C2,406 mm1610
197337.8 °C10 April 197312.3 °C21 December 197325.8 °C2,090 mm1810
197239.0 °C24 April 197211.6 °C9 January 197226.0 °C1,537 mm2020
197135.0 °C23 March 197112.1 °C3 January 197125.1 °C2,877 mm1220
197036.1 °C23 April 197011.6 °C10 January 197025.6 °C2,390 mm1680
196936.2 °C29 March 196910.8 °C15 January 196925.8 °C2,041 mm1980
196837.4 °C8 May 196810.9 °C30 December 196825.4 °C2,364 mm1600
196737.2 °C11 April 196711.2 °C15 January 196725.6 °C2,388 mm1610
196640.5 °C4 May 196611.8 °C1 January 196625.7 °C2,095 mm1600
196540.5 °C30 April 196512.2 °C30 December 196525.4 °C3,136 mm1390
196438.6 °C10 April 196412.5 °C16 December 196425.9 °C2,234 mm1610
196336.9 °C1 April 196310.8 °C3 January 196325.7 °C2,341 mm1730
196237.9 °C29 March 19629.4 °C17 January 196225.5 °C1,869 mm1710
196141.1 °C14 April 196111.1 °C16 February 196125.6 °C1,936 mm1710
196041.7 °C30 April 196011.3 °C20 January 196025.8 °C2,197 mm1730
195939.8 °C8 April 195910.5 °C2 January 195925.6 °C2,635 mm1350
195839.1 °C27 March 195813.0 °C31 December 195826.4 °C2,308 mm1870
195739.2 °C11 April 195712.1 °C14 January 195726.2 °C1,573 mm2020
195641.4 °C16 April 195612.3 °C2 January 195625.6 °C2,274 mm1540
195538.8 °C18 April 195511.5 °C5 January 195525.8 °C1,758 mm1740
195439.4 °C13 May 195411.0 °C24 January 195425.7 °C1,914 mm1710
195334.3 °C24 May 195310.0 °C26 January 195324.9 °C2,813 mm1280
195234.5 °C14 April 195213.5 °C13 January 195225.0 °C2,547 mm1280
195135.9 °C10 May 195112.4 °C26 January 195125.2 °C2,855 mm1370
195037.3 °C24 April 195011.1 °C13 February 195025.1 °C3,146 mm1030
194934.0 °C15 March 194913.7 °C14 December 194924.9 °C3,200 mm950
194837.5 °C11 March 194813.1 °C17 December 194825.5 °C2,450 mm1360
194738.6 °C1 April 194712.9 °C17 January 194726.0 °C2,008 mm1650
194639.7 °C13 March 194611.9 °C2 January 194625.7 °C2,232 mm1490
194536.5 °C29 March 194511.0 °C9 January 194525.4 °C1,969 mm1640
194438.5 °C22 May 194413.9 °C20 January 194425.8 °C2,069 mm1490
194337.2 °C27 March 194313.9 °C8 February 194325.2 °C1,728 mm1290
194239.7 °C7 May 194213.3 °C28 December 194225.5 °C1,995 mm1420
194135.8 °C4 April 194111.9 °C13 January 194125.2 °C2,543 mm1420
194035.9 °C13 April 194012.7 °C5 January 194025.2 °C1,856 mm1390

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
30.5 °C
+0.7 °C
Hot days (≥ 30 °C)
231 d/yr
+48
Frost days (< 0 °C)
0 d/yr
0
Annual rainfall
2424 mm
+279 mm

Month by month

Highvs. normalPrecipitationvs. normal
Jan25.1 °C-0.1 °C1 mm-8 mm
Feb29.0 °C+0.7 °C15 mm-2 mm
Mar33.0 °C+0.8 °C4 mm-46 mm
Apr33.1 °C-0.1 °C104 mm-8 mm
May33.2 °C+0.4 °C230 mm+43 mm
Jun32.0 °C+0.8 °C435 mm+67 mm
Jul30.7 °C+0.6 °C760 mm+318 mm
Aug31.0 °C+0.8 °C381 mm-14 mm
Sep32.1 °C+1.8 °C303 mm-5 mm
Oct32.0 °C+2.0 °C185 mm-4 mm
Nov29.9 °C+1.8 °C4 mm-50 mm
Dec25.0 °C-0.5 °C0 mm-13 mm

The year's extremes

Hottest day
38.5 °C
11 May 2025
Coldest day
11.0 °C
31 Dec 2025
Wettest day
143.6 mm
31 Jul 2025
Windiest day
25.7 km/h
26 Jun 2025
Strongest gust
57.2 km/h
30 May 2025
Hottest feels-like
46.1 °C
11 May 2025
Coldest feels-like
10.1 °C
31 Dec 2025
Sunniest day
12.1 h
8 Jun 2025

What was the weather like that day?

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Date

Frequently asked questions

What is the climate of Sarankhola?

Sarankhola has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 25.8 °C and it receives 2,145 mm of precipitation per year.

What is the hottest day ever recorded in Sarankhola?

The hottest day measured in Sarankhola between 1940 and 2025 was 30 April 1960, reaching 41.7 °C.

What is the coldest day in Sarankhola?

The coldest day measured in Sarankhola between 1940 and 2025 was 9 January 2013, at 8.7 °C.

Does it snow in Sarankhola?

Almost never: Sarankhola sees virtually no snow, with about 0 frost days per year.

Has the climate of Sarankhola warmed?

Yes: Sarankhola warmed by +0.9 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Sarankhola?

The wettest day measured in Sarankhola between 1940 and 2025 was 16 May 2013, with 236 mm of rain in 24 hours.

What was the windiest day in Sarankhola?

The windiest day measured in Sarankhola between 1940 and 2025 was 27 May 2024, with winds reaching 56.2 km/h.

What is the warmest month in Sarankhola?

The warmest month in Sarankhola is May (29.1 °C on average); the coldest is January (19.4 °C).

How much does it rain in Sarankhola?

Sarankhola receives on average 2,145 mm of precipitation per year, spread over about 172 rainy days.

Is it sunny in Sarankhola?

Sarankhola gets on average 9.4 hours of sunshine per day, roughly 3,431 hours per year over 1940-2025.

Are there tropical nights in Sarankhola?

Yes: Sarankhola has on average 265 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Sarankhola?

In Sarankhola, between 1940 and 2025, the highest apparent temperature reached 46.1 °C on 1 May 2024, and the lowest was 6.9 °C on 9 January 2013.

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