Middelburg climate — normals and trends
Middelburg (South Africa) has a subtropical highland, dry winter climate (Cwb) under the Köppen-Geiger classification. Its mean annual temperature is 16.3 °C and it receives 723 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 (20.1 °C on average) and the coldest is June (10.1 °C). Rainfall peaks in December.
Middelburg averages 3 frost days, 14 hot days (≥ 30 °C) and 105 rainy days per year.
Middelburg 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 4 to 2 per year over the period.
The hottest day of the period reached 36.0 °C (on 7 January 2016) and the coldest -4.1 °C (on 27 June 1964).
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
MiddelburgMpumalanga
- coords
- -25.78°, 29.46°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
16.3°C
Average daily high
23.0°C
Average daily low
10.9°C
Annual rainfall
723mm
Sunshine / day
10.7h
Mean relative humidity
63%
Average peak wind
15.4km/h
Seasonal range
10.0°C
Frost days (< 0 °C)
3 d/yr
Hot days (≥ 30 °C)
14 d/yr
Rainy days (≥ 1 mm)
105 d/yr
Annual snowfall
0.2 cm
Average feels-like high
22.2 °C
Average feels-like low
9.3 °C
Average peak gust
33.5 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
19.9 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.6 °C
since 1940
+0.2 °C per decade · r² = 0.43 · 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
36.0 °C
7 January 2016
Coldest day
-4.1 °C
27 June 1964
Wettest day
89 mm
6 March 2014
Windiest day
42.5 km/h
13 March 1941
Strongest gust
78.8 km/h
30 August 2008
Hottest feels-like
36.5 °C
29 February 1964
Coldest feels-like
-8.3 °C
27 June 1964
Snowiest day
5.6 cm
10 September 1981
Sunniest day
13.6 h
16 December 2025
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 | 26.9 °C | +1.1 °C | 163 mm | +43 mm |
| Feb | 26.3 °C | +0.7 °C | 188 mm | +91 mm |
| Mar | 24.6 °C | -0.1 °C | 106 mm | +25 mm |
| Apr | 21.3 °C | -1.2 °C | 89 mm | +40 mm |
| May | 20.7 °C | +0.2 °C | 14 mm | -2 mm |
| Jun | 18.9 °C | +0.9 °C | 1 mm | -6 mm |
| Jul | 19.0 °C | +0.8 °C | 3 mm | -2 mm |
| Aug | 23.4 °C | +2.4 °C | 13 mm | +4 mm |
| Sep | 25.9 °C | +1.5 °C | 50 mm | +27 mm |
| Oct | 24.9 °C | -0.4 °C | 54 mm | -16 mm |
| Nov | 22.6 °C | -2.2 °C | 212 mm | +97 mm |
| Dec | 24.5 °C | -0.8 °C | 157 mm | +27 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 Middelburg?
Middelburg has a subtropical highland, dry winter climate (Köppen Cwb). Over 1940-2025, the average annual temperature is 16.3 °C and it receives 723 mm of precipitation per year.
What is the hottest day ever recorded in Middelburg?
The hottest day measured in Middelburg between 1940 and 2025 was 7 January 2016, reaching 36.0 °C.
What is the coldest day in Middelburg?
The coldest day measured in Middelburg between 1940 and 2025 was 27 June 1964, at -4.1 °C.
Does it snow in Middelburg?
Almost never: Middelburg sees virtually no snow, with about 3 frost days per year.
Has the climate of Middelburg warmed?
Yes: Middelburg warmed by +1.6 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Middelburg?
The wettest day measured in Middelburg between 1940 and 2025 was 6 March 2014, with 89 mm of rain in 24 hours.
What was the windiest day in Middelburg?
The windiest day measured in Middelburg between 1940 and 2025 was 13 March 1941, with winds reaching 42.5 km/h.
What is the warmest month in Middelburg?
The warmest month in Middelburg is January (20.1 °C on average); the coldest is June (10.1 °C).
How much does it rain in Middelburg?
Middelburg receives on average 723 mm of precipitation per year, spread over about 105 rainy days.
Is it sunny in Middelburg?
Middelburg gets on average 10.7 hours of sunshine per day, roughly 3,905 hours per year over 1940-2025.
What is the biggest single-day snowfall in Middelburg?
The heaviest 24-hour snowfall measured in Middelburg between 1940 and 2025 was 10 September 1981, with 5.6 cm.
Are there tropical nights in Middelburg?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Middelburg.
What was the most extreme apparent temperature in Middelburg?
In Middelburg, between 1940 and 2025, the highest apparent temperature reached 36.5 °C on 29 February 1964, and the lowest was -8.3 °C on 27 June 1964.
Compare Middelburg with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Middelburg