Groot-Brakrivier climate — normals and trends
Groot-Brakrivier (South Africa) has a temperate oceanic climate (Cfb) under the Köppen-Geiger classification. Its mean annual temperature is 16.2 °C and it receives 511 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 February (20.2 °C on average) and the coldest is July (12.4 °C). Rainfall peaks in October.
Groot-Brakrivier averages 0 frost days, 3 hot days (≥ 30 °C) and 96 rainy days per year.
Groot-Brakrivier has warmed by +1.3 °C between 1940 and 2025, or +0.16 °C per decade. This trend is statistically significant.
The hottest day of the period reached 35.0 °C (on 14 September 2005) and the coldest 2.7 °C (on 13 June 1944).
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
Groot-BrakrivierWestern Cape
- coords
- -34.04°, 22.23°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
16.2°C
Average daily high
20.2°C
Average daily low
13.2°C
Annual rainfall
511mm
Sunshine / day
10.6h
Mean relative humidity
75%
Average peak wind
20.2km/h
Seasonal range
7.8°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
3 d/yr
Rainy days (≥ 1 mm)
96 d/yr
Annual snowfall
0.0 cm
Average feels-like high
19.6 °C
Average feels-like low
11.8 °C
Average peak gust
37.1 km/h
Tropical nights (≥ 20 °C)
4 d/yr
Solar radiation
18.2 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.3 °C
since 1940
+0.2 °C per decade · r² = 0.63 · 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
35.0 °C
14 September 2005
Coldest day
2.7 °C
13 June 1944
Wettest day
106 mm
21 November 1996
Windiest day
65.7 km/h
8 April 1956
Strongest gust
106.6 km/h
23 February 1944
Hottest feels-like
38.2 °C
2 February 1990
Coldest feels-like
-2.4 °C
5 August 1943
Snowiest day
0.4 cm
21 August 1954
Sunniest day
14.3 h
20 December 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 | 24.7 °C | +0.8 °C | 42 mm | +5 mm |
| Feb | 24.4 °C | +0.5 °C | 24 mm | -20 mm |
| Mar | 23.8 °C | +0.9 °C | 36 mm | -12 mm |
| Apr | 21.0 °C | +0.2 °C | 63 mm | +15 mm |
| May | 20.1 °C | +1.0 °C | 20 mm | -24 mm |
| Jun | 17.5 °C | +0.1 °C | 52 mm | +16 mm |
| Jul | 17.1 °C | +0.3 °C | 29 mm | -8 mm |
| Aug | 17.7 °C | +0.6 °C | 16 mm | -30 mm |
| Sep | 19.3 °C | +1.3 °C | 16 mm | -22 mm |
| Oct | 20.6 °C | +1.2 °C | 29 mm | -23 mm |
| Nov | 22.4 °C | +1.5 °C | 27 mm | -19 mm |
| Dec | 23.7 °C | +1.0 °C | 24 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 Groot-Brakrivier?
Groot-Brakrivier has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 16.2 °C and it receives 511 mm of precipitation per year.
What is the hottest day ever recorded in Groot-Brakrivier?
The hottest day measured in Groot-Brakrivier between 1940 and 2025 was 14 September 2005, reaching 35.0 °C.
What is the coldest day in Groot-Brakrivier?
The coldest day measured in Groot-Brakrivier between 1940 and 2025 was 13 June 1944, at 2.7 °C.
Does it snow in Groot-Brakrivier?
Almost never: Groot-Brakrivier sees virtually no snow, with about 0 frost days per year.
Has the climate of Groot-Brakrivier warmed?
Yes: Groot-Brakrivier warmed by +1.3 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Groot-Brakrivier?
The wettest day measured in Groot-Brakrivier between 1940 and 2025 was 21 November 1996, with 106 mm of rain in 24 hours.
What was the windiest day in Groot-Brakrivier?
The windiest day measured in Groot-Brakrivier between 1940 and 2025 was 8 April 1956, with winds reaching 65.7 km/h.
What is the warmest month in Groot-Brakrivier?
The warmest month in Groot-Brakrivier is February (20.2 °C on average); the coldest is July (12.4 °C).
How much does it rain in Groot-Brakrivier?
Groot-Brakrivier receives on average 511 mm of precipitation per year, spread over about 96 rainy days.
Is it sunny in Groot-Brakrivier?
Groot-Brakrivier 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 Groot-Brakrivier?
The heaviest 24-hour snowfall measured in Groot-Brakrivier between 1940 and 2025 was 21 August 1954, with 0.4 cm.
Are there tropical nights in Groot-Brakrivier?
Yes: Groot-Brakrivier has on average 4 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Groot-Brakrivier?
In Groot-Brakrivier, between 1940 and 2025, the highest apparent temperature reached 38.2 °C on 2 February 1990, and the lowest was -2.4 °C on 5 August 1943.
Compare Groot-Brakrivier with another city
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Nearby cities
The climate around Groot-Brakrivier