Narail climate — normals and trends
Narail (Bangladesh) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 25.6 °C and it receives 1,751 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 (29.5 °C on average) and the coldest is January (18.4 °C). Rainfall peaks in July.
Narail averages 0 frost days, 221 hot days (≥ 30 °C) and 168 rainy days per year.
Narail has warmed by +0.7 °C between 1940 and 2025, or +0.09 °C per decade. This trend is statistically significant.
The hottest day of the period reached 44.4 °C (on 10 April 1964) and the coldest 5.8 °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
NarailKhulna Division
- coords
- 23.16°, 89.50°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
25.6°C
Average daily high
30.6°C
Average daily low
21.6°C
Annual rainfall
1,751mm
Sunshine / day
9.5h
Mean relative humidity
76%
Average peak wind
13.0km/h
Seasonal range
11.1°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
221 d/yr
Rainy days (≥ 1 mm)
168 d/yr
Annual snowfall
0.0 cm
Average feels-like high
34.3 °C
Average feels-like low
24.6 °C
Average peak gust
28.7 km/h
Tropical nights (≥ 20 °C)
242 d/yr
Solar radiation
17.0 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+0.7 °C
since 1940
+0.1 °C per decade · r² = 0.24 · 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
44.4 °C
10 April 1964
Coldest day
5.8 °C
9 January 2013
Wettest day
173 mm
25 July 2000
Windiest day
53.3 km/h
27 May 2024
Strongest gust
100.1 km/h
21 May 2020
Hottest feels-like
48.0 °C
26 May 1962
Coldest feels-like
3.3 °C
9 January 2013
Sunniest day
12.8 h
31 May 1979
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 | 25.0 °C | -0.4 °C | 2 mm | -8 mm |
| Feb | 29.1 °C | +0.5 °C | 11 mm | -10 mm |
| Mar | 33.0 °C | 0.0 °C | 16 mm | -35 mm |
| Apr | 34.0 °C | -0.9 °C | 136 mm | +11 mm |
| May | 34.0 °C | -0.2 °C | 201 mm | -19 mm |
| Jun | 33.0 °C | +0.5 °C | 330 mm | +34 mm |
| Jul | 31.7 °C | +0.4 °C | 387 mm | +61 mm |
| Aug | 32.1 °C | +0.7 °C | 344 mm | +58 mm |
| Sep | 33.1 °C | +1.8 °C | 203 mm | -35 mm |
| Oct | 32.3 °C | +1.7 °C | 119 mm | -17 mm |
| Nov | 29.3 °C | +0.7 °C | 15 mm | -17 mm |
| Dec | 24.7 °C | -1.2 °C | 0 mm | -11 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 Narail?
Narail has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 25.6 °C and it receives 1,751 mm of precipitation per year.
What is the hottest day ever recorded in Narail?
The hottest day measured in Narail between 1940 and 2025 was 10 April 1964, reaching 44.4 °C.
What is the coldest day in Narail?
The coldest day measured in Narail between 1940 and 2025 was 9 January 2013, at 5.8 °C.
Does it snow in Narail?
Almost never: Narail sees virtually no snow, with about 0 frost days per year.
Has the climate of Narail warmed?
Yes: Narail warmed by +0.7 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Narail?
The wettest day measured in Narail between 1940 and 2025 was 25 July 2000, with 173 mm of rain in 24 hours.
What was the windiest day in Narail?
The windiest day measured in Narail between 1940 and 2025 was 27 May 2024, with winds reaching 53.3 km/h.
What is the warmest month in Narail?
The warmest month in Narail is May (29.5 °C on average); the coldest is January (18.4 °C).
How much does it rain in Narail?
Narail receives on average 1,751 mm of precipitation per year, spread over about 168 rainy days.
Is it sunny in Narail?
Narail gets on average 9.5 hours of sunshine per day, roughly 3,468 hours per year over 1940-2025.
Are there tropical nights in Narail?
Yes: Narail has on average 242 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Narail?
In Narail, between 1940 and 2025, the highest apparent temperature reached 48.0 °C on 26 May 1962, and the lowest was 3.3 °C on 9 January 2013.
Compare Narail with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Narail