Karachi climate — normals and trends
Karachi (Pakistan) has a hot desert climate (BWh) under the Köppen-Geiger classification. Its mean annual temperature is 25.9 °C and it receives 170 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 (29.9 °C on average) and the coldest is January (19.6 °C). Rainfall peaks in July.
Karachi averages 0 frost days, 153 hot days (≥ 30 °C) and 16 rainy days per year.
Karachi has warmed by +0.8 °C between 1940 and 2025, or +0.10 °C per decade. This trend is statistically significant.
The hottest day of the period reached 40.8 °C (on 27 May 1949) and the coldest 8.8 °C (on 10 January 1945).
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
KarachiSindh
- coords
- 24.86°, 67.01°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
25.9°C
Average daily high
28.8°C
Average daily low
23.5°C
Annual rainfall
170mm
Sunshine / day
11.1h
Mean relative humidity
69%
Average peak wind
24.2km/h
Seasonal range
10.3°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
153 d/yr
Rainy days (≥ 1 mm)
16 d/yr
Annual snowfall
0.0 cm
Average feels-like high
30.6 °C
Average feels-like low
24.8 °C
Average peak gust
36.1 km/h
Tropical nights (≥ 20 °C)
276 d/yr
Solar radiation
20.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+0.8 °C
since 1940
+0.1 °C per decade · r² = 0.42 · 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
40.8 °C
27 May 1949
Coldest day
8.8 °C
10 January 1945
Wettest day
173 mm
30 July 1950
Windiest day
72.6 km/h
9 June 1948
Strongest gust
85.0 km/h
9 June 1948
Hottest feels-like
45.5 °C
17 June 1996
Coldest feels-like
2.0 °C
9 February 1950
Sunniest day
13.0 h
1 May 1940
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 | 23.7 °C | +0.4 °C | 0 mm | -5 mm |
| Feb | 26.3 °C | +1.3 °C | 0 mm | -6 mm |
| Mar | 30.2 °C | +2.3 °C | 0 mm | -3 mm |
| Apr | 32.3 °C | +1.8 °C | 0 mm | -1 mm |
| May | 32.5 °C | +0.5 °C | 0 mm | -0 mm |
| Jun | 32.1 °C | +0.1 °C | 47 mm | +40 mm |
| Jul | 31.1 °C | +0.3 °C | 12 mm | -55 mm |
| Aug | 30.0 °C | +0.5 °C | 66 mm | +13 mm |
| Sep | 29.6 °C | -0.1 °C | 93 mm | +77 mm |
| Oct | 32.2 °C | +1.4 °C | 5 mm | +2 mm |
| Nov | 28.6 °C | -0.2 °C | 0 mm | -2 mm |
| Dec | 25.8 °C | +0.7 °C | 1 mm | -4 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 Karachi?
Karachi has a hot desert climate (Köppen BWh). Over 1940-2025, the average annual temperature is 25.9 °C and it receives 170 mm of precipitation per year.
What is the hottest day ever recorded in Karachi?
The hottest day measured in Karachi between 1940 and 2025 was 27 May 1949, reaching 40.8 °C.
What is the coldest day in Karachi?
The coldest day measured in Karachi between 1940 and 2025 was 10 January 1945, at 8.8 °C.
Does it snow in Karachi?
Almost never: Karachi sees virtually no snow, with about 0 frost days per year.
Has the climate of Karachi warmed?
Yes: Karachi warmed by +0.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Karachi?
The wettest day measured in Karachi between 1940 and 2025 was 30 July 1950, with 173 mm of rain in 24 hours.
What was the windiest day in Karachi?
The windiest day measured in Karachi between 1940 and 2025 was 9 June 1948, with winds reaching 72.6 km/h.
What is the warmest month in Karachi?
The warmest month in Karachi is June (29.9 °C on average); the coldest is January (19.6 °C).
How much does it rain in Karachi?
Karachi receives on average 170 mm of precipitation per year, spread over about 16 rainy days.
Is it sunny in Karachi?
Karachi gets on average 11.1 hours of sunshine per day, roughly 4,052 hours per year over 1940-2025.
Are there tropical nights in Karachi?
Yes: Karachi has on average 276 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Karachi?
In Karachi, between 1940 and 2025, the highest apparent temperature reached 45.5 °C on 17 June 1996, and the lowest was 2.0 °C on 9 February 1950.
Compare Karachi with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Karachi