Standerton climate — normals and trends
Standerton (South Africa) has a subtropical highland, dry winter climate (Cwb) under the Köppen-Geiger classification. Its mean annual temperature is 15.2 °C and it receives 826 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 (19.3 °C on average) and the coldest is June (8.6 °C). Rainfall peaks in December.
Standerton averages 12 frost days, 11 hot days (≥ 30 °C) and 111 rainy days per year.
Standerton has warmed by +1.8 °C between 1940 and 2025, or +0.22 °C per decade. This trend is statistically significant.
The number of frost days there went from about 16 to 8 per year over the period.
The hottest day of the period reached 36.5 °C (on 7 January 2016) and the coldest -5.5 °C (on 26 June 1992).
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
StandertonMpumalanga
- coords
- -26.93°, 29.24°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
15.2°C
Average daily high
22.4°C
Average daily low
9.7°C
Annual rainfall
826mm
Sunshine / day
10.3h
Mean relative humidity
66%
Average peak wind
18.0km/h
Seasonal range
10.7°C
Frost days (< 0 °C)
12 d/yr
Hot days (≥ 30 °C)
11 d/yr
Rainy days (≥ 1 mm)
111 d/yr
Annual snowfall
0.6 cm
Average feels-like high
21.2 °C
Average feels-like low
7.7 °C
Average peak gust
35.7 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
19.7 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.8 °C
since 1940
+0.2 °C per decade · r² = 0.51 · 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
36.5 °C
7 January 2016
Coldest day
-5.5 °C
26 June 1992
Wettest day
84 mm
30 January 1984
Windiest day
51.4 km/h
23 September 1941
Strongest gust
90.4 km/h
30 August 2008
Hottest feels-like
36.3 °C
6 January 2016
Coldest feels-like
-10.0 °C
13 June 1956
Snowiest day
10.0 cm
7 July 1996
Sunniest day
13.7 h
24 December 2023
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 | 26.2 °C | +1.0 °C | 189 mm | +56 mm |
| Feb | 25.3 °C | +0.3 °C | 199 mm | +96 mm |
| Mar | 24.2 °C | 0.0 °C | 131 mm | +50 mm |
| Apr | 20.9 °C | -1.1 °C | 175 mm | +123 mm |
| May | 20.4 °C | +0.6 °C | 9 mm | -8 mm |
| Jun | 18.2 °C | +1.0 °C | 3 mm | -6 mm |
| Jul | 17.9 °C | +0.5 °C | 5 mm | -0 mm |
| Aug | 22.7 °C | +2.4 °C | 13 mm | +0 mm |
| Sep | 24.7 °C | +0.8 °C | 69 mm | +37 mm |
| Oct | 24.6 °C | -0.1 °C | 69 mm | -27 mm |
| Nov | 22.4 °C | -2.1 °C | 223 mm | +87 mm |
| Dec | 24.3 °C | -0.8 °C | 161 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 Standerton?
Standerton has a subtropical highland, dry winter climate (Köppen Cwb). Over 1940-2025, the average annual temperature is 15.2 °C and it receives 826 mm of precipitation per year.
What is the hottest day ever recorded in Standerton?
The hottest day measured in Standerton between 1940 and 2025 was 7 January 2016, reaching 36.5 °C.
What is the coldest day in Standerton?
The coldest day measured in Standerton between 1940 and 2025 was 26 June 1992, at -5.5 °C.
Does it snow in Standerton?
Almost never: Standerton sees virtually no snow, with about 12 frost days per year.
Has the climate of Standerton warmed?
Yes: Standerton warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Standerton?
The wettest day measured in Standerton between 1940 and 2025 was 30 January 1984, with 84 mm of rain in 24 hours.
What was the windiest day in Standerton?
The windiest day measured in Standerton between 1940 and 2025 was 23 September 1941, with winds reaching 51.4 km/h.
What is the warmest month in Standerton?
The warmest month in Standerton is January (19.3 °C on average); the coldest is June (8.6 °C).
How much does it rain in Standerton?
Standerton receives on average 826 mm of precipitation per year, spread over about 111 rainy days.
Is it sunny in Standerton?
Standerton gets on average 10.3 hours of sunshine per day, roughly 3,760 hours per year over 1940-2025.
What is the biggest single-day snowfall in Standerton?
The heaviest 24-hour snowfall measured in Standerton between 1940 and 2025 was 7 July 1996, with 10.0 cm.
Are there tropical nights in Standerton?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Standerton.
What was the most extreme apparent temperature in Standerton?
In Standerton, between 1940 and 2025, the highest apparent temperature reached 36.3 °C on 6 January 2016, and the lowest was -10.0 °C on 13 June 1956.
Compare Standerton with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Standerton