Lachi climate — normals and trends
Lachi (Pakistan) has a humid subtropical, dry winter climate (Cwa) under the Köppen-Geiger classification. Its mean annual temperature is 20.4 °C and it receives 788 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 (31.0 °C on average) and the coldest is January (8.8 °C). Rainfall peaks in August.
Lachi averages 5 frost days, 148 hot days (≥ 30 °C) and 101 rainy days per year.
Lachi has warmed by +1.6 °C between 1940 and 2025, or +0.19 °C per decade. This trend is statistically significant.
The number of frost days there went from about 10 to 0 per year over the period.
The hottest day of the period reached 47.5 °C (on 23 June 2005) and the coldest -7.9 °C (on 11 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
LachiKhyber Pakhtunkhwa
- coords
- 33.38°, 71.34°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
20.4°C
Average daily high
26.7°C
Average daily low
14.6°C
Annual rainfall
788mm
Sunshine / day
10.6h
Mean relative humidity
58%
Average peak wind
9.1km/h
Seasonal range
22.2°C
Frost days (< 0 °C)
5 d/yr
Hot days (≥ 30 °C)
148 d/yr
Rainy days (≥ 1 mm)
101 d/yr
Annual snowfall
0.4 cm
Average feels-like high
27.3 °C
Average feels-like low
14.4 °C
Average peak gust
23.8 km/h
Tropical nights (≥ 20 °C)
126 d/yr
Solar radiation
18.2 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.6 °C
since 1940
+0.2 °C per decade · r² = 0.25 · 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
47.5 °C
23 June 2005
Coldest day
-7.9 °C
11 January 1945
Wettest day
190 mm
4 August 1975
Windiest day
36.7 km/h
14 May 1958
Strongest gust
82.1 km/h
14 May 1958
Hottest feels-like
48.5 °C
23 June 2005
Coldest feels-like
-12.4 °C
11 January 1945
Snowiest day
9.7 cm
8 January 1945
Sunniest day
13.8 h
10 June 1947
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 | 19.0 °C | +3.3 °C | 3 mm | -25 mm |
| Feb | 19.9 °C | +2.2 °C | 65 mm | +17 mm |
| Mar | 24.2 °C | +2.2 °C | 49 mm | -24 mm |
| Apr | 34.0 °C | +6.0 °C | 12 mm | -41 mm |
| May | 36.6 °C | +2.4 °C | 29 mm | +2 mm |
| Jun | 38.1 °C | +0.4 °C | 96 mm | +59 mm |
| Jul | 32.7 °C | -1.2 °C | 289 mm | +88 mm |
| Aug | 32.5 °C | +0.8 °C | 242 mm | +35 mm |
| Sep | 32.4 °C | +1.3 °C | 26 mm | -36 mm |
| Oct | 28.4 °C | +0.3 °C | 25 mm | +5 mm |
| Nov | 23.9 °C | +1.1 °C | 4 mm | -9 mm |
| Dec | 20.2 °C | +2.2 °C | 9 mm | -9 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 Lachi?
Lachi has a humid subtropical, dry winter climate (Köppen Cwa). Over 1940-2025, the average annual temperature is 20.4 °C and it receives 788 mm of precipitation per year.
What is the hottest day ever recorded in Lachi?
The hottest day measured in Lachi between 1940 and 2025 was 23 June 2005, reaching 47.5 °C.
What is the coldest day in Lachi?
The coldest day measured in Lachi between 1940 and 2025 was 11 January 1945, at -7.9 °C.
Does it snow in Lachi?
Almost never: Lachi sees virtually no snow, with about 5 frost days per year.
Has the climate of Lachi warmed?
Yes: Lachi warmed by +1.6 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Lachi?
The wettest day measured in Lachi between 1940 and 2025 was 4 August 1975, with 190 mm of rain in 24 hours.
What was the windiest day in Lachi?
The windiest day measured in Lachi between 1940 and 2025 was 14 May 1958, with winds reaching 36.7 km/h.
What is the warmest month in Lachi?
The warmest month in Lachi is June (31.0 °C on average); the coldest is January (8.8 °C).
How much does it rain in Lachi?
Lachi receives on average 788 mm of precipitation per year, spread over about 101 rainy days.
Is it sunny in Lachi?
Lachi gets on average 10.6 hours of sunshine per day, roughly 3,869 hours per year over 1940-2025.
What is the biggest single-day snowfall in Lachi?
The heaviest 24-hour snowfall measured in Lachi between 1940 and 2025 was 8 January 1945, with 9.7 cm.
Are there tropical nights in Lachi?
Yes: Lachi has on average 126 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Lachi?
In Lachi, between 1940 and 2025, the highest apparent temperature reached 48.5 °C on 23 June 2005, and the lowest was -12.4 °C on 11 January 1945.
Compare Lachi with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Lachi