Naogaon climate — normals and trends
Naogaon (Bangladesh) has a humid subtropical, dry winter climate (Cwa) under the Köppen-Geiger classification. Its mean annual temperature is 25.1 °C and it receives 1,798 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 (29.0 °C on average) and the coldest is January (17.5 °C). Rainfall peaks in June.
Naogaon averages 0 frost days, 215 hot days (≥ 30 °C) and 166 rainy days per year.
Naogaon has warmed by +0.7 °C between 1940 and 2025, or +0.08 °C per decade. This trend is statistically significant.
The hottest day of the period reached 47.3 °C (on 26 May 1957) and the coldest 3.9 °C (on 10 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
NaogaonRajshahi Division
- coords
- 24.80°, 88.95°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
25.1°C
Average daily high
30.6°C
Average daily low
20.8°C
Annual rainfall
1,798mm
Sunshine / day
9.3h
Mean relative humidity
74%
Average peak wind
12.4km/h
Seasonal range
11.5°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
215 d/yr
Rainy days (≥ 1 mm)
166 d/yr
Annual snowfall
0.0 cm
Average feels-like high
34.0 °C
Average feels-like low
23.3 °C
Average peak gust
27.5 km/h
Tropical nights (≥ 20 °C)
224 d/yr
Solar radiation
16.7 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+0.7 °C
since 1940
+0.1 °C per decade · r² = 0.20 · 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
47.3 °C
26 May 1957
Coldest day
3.9 °C
10 January 2013
Wettest day
430 mm
19 September 2000
Windiest day
50.1 km/h
26 May 2009
Strongest gust
102.6 km/h
26 May 2009
Hottest feels-like
49.1 °C
19 May 1957
Coldest feels-like
1.2 °C
10 January 2013
Sunniest day
13.2 h
8 June 1965
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 | 24.2 °C | -0.5 °C | 0 mm | -13 mm |
| Feb | 28.2 °C | +0.3 °C | 6 mm | -13 mm |
| Mar | 31.8 °C | -0.4 °C | 10 mm | -30 mm |
| Apr | 32.9 °C | -1.7 °C | 135 mm | +31 mm |
| May | 33.6 °C | -0.3 °C | 324 mm | +83 mm |
| Jun | 33.7 °C | +0.9 °C | 283 mm | -60 mm |
| Jul | 32.7 °C | +0.7 °C | 319 mm | -22 mm |
| Aug | 32.5 °C | +0.6 °C | 258 mm | -31 mm |
| Sep | 33.2 °C | +1.7 °C | 253 mm | -6 mm |
| Oct | 32.3 °C | +1.7 °C | 91 mm | -35 mm |
| Nov | 29.5 °C | +0.8 °C | 26 mm | +8 mm |
| Dec | 24.3 °C | -1.5 °C | 0 mm | -6 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 Naogaon?
Naogaon has a humid subtropical, dry winter climate (Köppen Cwa). Over 1940-2025, the average annual temperature is 25.1 °C and it receives 1,798 mm of precipitation per year.
What is the hottest day ever recorded in Naogaon?
The hottest day measured in Naogaon between 1940 and 2025 was 26 May 1957, reaching 47.3 °C.
What is the coldest day in Naogaon?
The coldest day measured in Naogaon between 1940 and 2025 was 10 January 2013, at 3.9 °C.
Does it snow in Naogaon?
Almost never: Naogaon sees virtually no snow, with about 0 frost days per year.
Has the climate of Naogaon warmed?
Yes: Naogaon warmed by +0.7 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Naogaon?
The wettest day measured in Naogaon between 1940 and 2025 was 19 September 2000, with 430 mm of rain in 24 hours.
What was the windiest day in Naogaon?
The windiest day measured in Naogaon between 1940 and 2025 was 26 May 2009, with winds reaching 50.1 km/h.
What is the warmest month in Naogaon?
The warmest month in Naogaon is June (29.0 °C on average); the coldest is January (17.5 °C).
How much does it rain in Naogaon?
Naogaon receives on average 1,798 mm of precipitation per year, spread over about 166 rainy days.
Is it sunny in Naogaon?
Naogaon gets on average 9.3 hours of sunshine per day, roughly 3,395 hours per year over 1940-2025.
Are there tropical nights in Naogaon?
Yes: Naogaon has on average 224 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Naogaon?
In Naogaon, between 1940 and 2025, the highest apparent temperature reached 49.1 °C on 19 May 1957, and the lowest was 1.2 °C on 10 January 2013.
Compare Naogaon with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Naogaon