Humansdorp climate — normals and trends
Humansdorp has a temperate oceanic climate, averaging 17.1 °C annually with 522 mm of rain per year.
Climate normals · ERA5
HumansdorpEastern Cape
- coords
- -34.03°, 24.77°
- period
- 1940–2025 · 86 yrs
The normals for this period
The average of every indicator across the whole window: temperature, water, sky, wind and notable days.
Mean daily temperature
17.1°C
Average daily high
21.2°C
Average daily low
14.0°C
Annual rainfall
522mm
Sunshine / day
10.4h
Mean relative humidity
75%
Average peak wind
22.6km/h
Seasonal range
7.2°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
6 d/yr
Rainy days (≥ 1 mm)
94 d/yr
Annual snowfall
0.0 cm
Average feels-like high
20.6 °C
Average feels-like low
12.6 °C
Average peak gust
40.3 km/h
Tropical nights (≥ 20 °C)
8 d/yr
Solar radiation
17.5 MJ/m²
Has the climate changed?
What the yearly averages say about warming here, and whether the slope is statistically solid.
+1.1 °C
since 1940
+0.1 °C per decade · r² = 0.52 · 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).
Climate month by month
How an average year unfolds: when it rains, when it turns hot, when the sun is out.
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
The most extreme days ever measured here, then the year-by-year detail.
Hottest day
36.9 °C
6 April 1972
Coldest day
3.9 °C
13 June 1944
Wettest day
110 mm
5 March 2007
Windiest day
61.9 km/h
3 August 1991
Strongest gust
117.0 km/h
3 August 1991
Hottest feels-like
41.0 °C
2 February 1990
Coldest feels-like
-0.8 °C
12 June 1979
Sunniest day
14.2 h
28 December 1941
Normals computed over complete calendar years 1940–2025.
A specific year
Pick a year and compare it with the normal: warmer, drier, more extreme?
Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 25.1 °C | +0.6 °C | 44 mm | +8 mm |
| Feb | 24.8 °C | +0.2 °C | 34 mm | -12 mm |
| Mar | 24.6 °C | +0.9 °C | 65 mm | +12 mm |
| Apr | 22.5 °C | +0.6 °C | 45 mm | -1 mm |
| May | 22.0 °C | +1.6 °C | 19 mm | -23 mm |
| Jun | 19.7 °C | +0.9 °C | 31 mm | -7 mm |
| Jul | 19.1 °C | +0.7 °C | 35 mm | -3 mm |
| Aug | 19.1 °C | +0.6 °C | 13 mm | -35 mm |
| Sep | 19.7 °C | +0.6 °C | 20 mm | -19 mm |
| Oct | 21.4 °C | +1.3 °C | 32 mm | -21 mm |
| Nov | 23.1 °C | +1.6 °C | 24 mm | -22 mm |
| Dec | 24.1 °C | +0.9 °C | 21 mm | -16 mm |
The year's extremes
What was the weather like that day?
The weather actually measured on a given date, anywhere in the covered window.
Climate at a glance
What these normals say about the place, in a few sentences, and the notions needed to read them.
Humansdorp (South Africa) has a temperate oceanic climate (Cfb) under the Köppen-Geiger classification. Its mean annual temperature is 17.1 °C and it receives 522 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 (20.8 °C on average) and the coldest is July (13.6 °C). Rainfall peaks in October.
Humansdorp averages 0 frost days, 6 hot days (≥ 30 °C) and 94 rainy days per year.
Humansdorp has warmed by +1.1 °C between 1940 and 2025, or +0.13 °C per decade. This trend is statistically significant.
The hottest day of the period reached 36.9 °C (on 6 April 1972) and the coldest 3.9 °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.
Compare Humansdorp with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Humansdorp
Other cities — South Africa
Frequently asked questions
What is the climate of Humansdorp?
Humansdorp has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 17.1 °C and it receives 522 mm of precipitation per year.
What is the hottest day ever recorded in Humansdorp?
The hottest day measured in Humansdorp between 1940 and 2025 was 6 April 1972, reaching 36.9 °C.
What is the coldest day in Humansdorp?
The coldest day measured in Humansdorp between 1940 and 2025 was 13 June 1944, at 3.9 °C.
Does it snow in Humansdorp?
Almost never: Humansdorp sees virtually no snow, with about 0 frost days per year.
Has the climate of Humansdorp warmed?
Yes: Humansdorp warmed by +1.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Humansdorp?
The wettest day measured in Humansdorp between 1940 and 2025 was 5 March 2007, with 110 mm of rain in 24 hours.
What was the windiest day in Humansdorp?
The windiest day measured in Humansdorp between 1940 and 2025 was 3 August 1991, with winds reaching 61.9 km/h.
What is the warmest month in Humansdorp?
The warmest month in Humansdorp is February (20.8 °C on average); the coldest is July (13.6 °C).
How much does it rain in Humansdorp?
Humansdorp receives on average 522 mm of precipitation per year, spread over about 94 rainy days.
Is it sunny in Humansdorp?
Humansdorp gets on average 10.4 hours of sunshine per day, roughly 3,796 hours per year over 1940-2025.
Are there tropical nights in Humansdorp?
Yes: Humansdorp has on average 8 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Humansdorp?
In Humansdorp, between 1940 and 2025, the highest apparent temperature reached 41.0 °C on 2 February 1990, and the lowest was -0.8 °C on 12 June 1979.
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