Itsoseng climate — normals and trends
Itsoseng (South Africa) has a cold semi-arid climate (BSk) under the Köppen-Geiger classification. Its mean annual temperature is 17.3 °C and it receives 614 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 January (22.0 °C on average) and the coldest is June (10.3 °C). Rainfall peaks in January.
Itsoseng averages 4 frost days, 41 hot days (≥ 30 °C) and 95 rainy days per year.
Itsoseng has warmed by +0.8 °C between 1940 and 2025, or +0.09 °C per decade. This trend is statistically significant.
The hottest day of the period reached 39.0 °C (on 7 January 2016) and the coldest -4.4 °C (on 9 July 2024).
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
ItsosengNorth West
- coords
- -26.08°, 25.88°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
17.3°C
Average daily high
24.2°C
Average daily low
11.8°C
Annual rainfall
614mm
Sunshine / day
11.0h
Mean relative humidity
56%
Average peak wind
19.3km/h
Seasonal range
11.7°C
Frost days (< 0 °C)
4 d/yr
Hot days (≥ 30 °C)
41 d/yr
Rainy days (≥ 1 mm)
95 d/yr
Annual snowfall
0.0 cm
Average feels-like high
22.9 °C
Average feels-like low
9.4 °C
Average peak gust
38.5 km/h
Tropical nights (≥ 20 °C)
5 d/yr
Solar radiation
20.6 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+0.8 °C
since 1940
+0.1 °C per decade · r² = 0.09 · p = 0.005
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
39.0 °C
7 January 2016
Coldest day
-4.4 °C
9 July 2024
Wettest day
109 mm
11 February 2000
Windiest day
47.3 km/h
14 August 2021
Strongest gust
87.8 km/h
10 October 1959
Hottest feels-like
38.4 °C
7 January 2016
Coldest feels-like
-9.1 °C
23 July 1970
Snowiest day
0.2 cm
2 August 2006
Sunniest day
13.6 h
14 December 2024
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 | 27.3 °C | -0.4 °C | 135 mm | +27 mm |
| Feb | 26.2 °C | -0.7 °C | 266 mm | +162 mm |
| Mar | 24.9 °C | -0.8 °C | 114 mm | +38 mm |
| Apr | 21.8 °C | -1.5 °C | 124 mm | +74 mm |
| May | 20.8 °C | -0.2 °C | 10 mm | -7 mm |
| Jun | 18.6 °C | +0.3 °C | 5 mm | -2 mm |
| Jul | 19.0 °C | +0.6 °C | 6 mm | +2 mm |
| Aug | 23.2 °C | +1.8 °C | 1 mm | -7 mm |
| Sep | 26.9 °C | +1.6 °C | 16 mm | -0 mm |
| Oct | 27.2 °C | +0.1 °C | 46 mm | -4 mm |
| Nov | 25.2 °C | -2.1 °C | 94 mm | +20 mm |
| Dec | 26.3 °C | -1.3 °C | 126 mm | +25 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 Itsoseng?
Itsoseng has a cold semi-arid climate (Köppen BSk). Over 1940-2025, the average annual temperature is 17.3 °C and it receives 614 mm of precipitation per year.
What is the hottest day ever recorded in Itsoseng?
The hottest day measured in Itsoseng between 1940 and 2025 was 7 January 2016, reaching 39.0 °C.
What is the coldest day in Itsoseng?
The coldest day measured in Itsoseng between 1940 and 2025 was 9 July 2024, at -4.4 °C.
Does it snow in Itsoseng?
Almost never: Itsoseng sees virtually no snow, with about 4 frost days per year.
Has the climate of Itsoseng warmed?
Yes: Itsoseng warmed by +0.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Itsoseng?
The wettest day measured in Itsoseng between 1940 and 2025 was 11 February 2000, with 109 mm of rain in 24 hours.
What was the windiest day in Itsoseng?
The windiest day measured in Itsoseng between 1940 and 2025 was 14 August 2021, with winds reaching 47.3 km/h.
What is the warmest month in Itsoseng?
The warmest month in Itsoseng is January (22.0 °C on average); the coldest is June (10.3 °C).
How much does it rain in Itsoseng?
Itsoseng receives on average 614 mm of precipitation per year, spread over about 95 rainy days.
Is it sunny in Itsoseng?
Itsoseng gets on average 11.0 hours of sunshine per day, roughly 4,015 hours per year over 1940-2025.
What is the biggest single-day snowfall in Itsoseng?
The heaviest 24-hour snowfall measured in Itsoseng between 1940 and 2025 was 2 August 2006, with 0.2 cm.
Are there tropical nights in Itsoseng?
Yes: Itsoseng has on average 5 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Itsoseng?
In Itsoseng, between 1940 and 2025, the highest apparent temperature reached 38.4 °C on 7 January 2016, and the lowest was -9.1 °C on 23 July 1970.
Compare Itsoseng with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Itsoseng