Karoi climate — normals and trends
Karoi (Zimbabwe) has a humid subtropical, dry winter climate (Cwa) under the Köppen-Geiger classification. Its mean annual temperature is 20.2 °C and it receives 798 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 October (24.1 °C on average) and the coldest is July (15.5 °C). Rainfall peaks in January.
Karoi averages 0 frost days, 42 hot days (≥ 30 °C) and 106 rainy days per year.
Karoi has warmed by +1.5 °C between 1940 and 2025, or +0.18 °C per decade. This trend is statistically significant.
The hottest day of the period reached 37.6 °C (on 26 October 2011) and the coldest 2.4 °C (on 15 June 1968).
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
KaroiMashonaland West
- coords
- -16.81°, 29.69°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
20.2°C
Average daily high
25.6°C
Average daily low
15.5°C
Annual rainfall
798mm
Sunshine / day
10.8h
Mean relative humidity
64%
Average peak wind
15.7km/h
Seasonal range
8.6°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
42 d/yr
Rainy days (≥ 1 mm)
106 d/yr
Annual snowfall
0.0 cm
Average feels-like high
26.2 °C
Average feels-like low
14.8 °C
Average peak gust
34.9 km/h
Tropical nights (≥ 20 °C)
24 d/yr
Solar radiation
20.4 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.5 °C
since 1940
+0.2 °C per decade · r² = 0.42 · 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
37.6 °C
26 October 2011
Coldest day
2.4 °C
15 June 1968
Wettest day
140 mm
26 December 1973
Windiest day
39.3 km/h
13 March 1941
Strongest gust
77.8 km/h
13 March 1941
Hottest feels-like
39.5 °C
14 December 2024
Coldest feels-like
-1.7 °C
15 June 1968
Sunniest day
13.0 h
23 December 2019
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 | 26.4 °C | +1.0 °C | 273 mm | +63 mm |
| Feb | 27.2 °C | +1.8 °C | 177 mm | -5 mm |
| Mar | 27.4 °C | +1.8 °C | 41 mm | -60 mm |
| Apr | 26.4 °C | +1.1 °C | 54 mm | +27 mm |
| May | 25.0 °C | +1.1 °C | 6 mm | +1 mm |
| Jun | 23.6 °C | +1.6 °C | 2 mm | +0 mm |
| Jul | 22.8 °C | +0.9 °C | 0 mm | -1 mm |
| Aug | 26.3 °C | +1.8 °C | 0 mm | -1 mm |
| Sep | 30.5 °C | +2.5 °C | 6 mm | +5 mm |
| Oct | 31.0 °C | +1.0 °C | 1 mm | -12 mm |
| Nov | 27.5 °C | -1.3 °C | 128 mm | +54 mm |
| Dec | 26.1 °C | -0.2 °C | 288 mm | +107 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 Karoi?
Karoi has a humid subtropical, dry winter climate (Köppen Cwa). Over 1940-2025, the average annual temperature is 20.2 °C and it receives 798 mm of precipitation per year.
What is the hottest day ever recorded in Karoi?
The hottest day measured in Karoi between 1940 and 2025 was 26 October 2011, reaching 37.6 °C.
What is the coldest day in Karoi?
The coldest day measured in Karoi between 1940 and 2025 was 15 June 1968, at 2.4 °C.
Does it snow in Karoi?
Almost never: Karoi sees virtually no snow, with about 0 frost days per year.
Has the climate of Karoi warmed?
Yes: Karoi warmed by +1.5 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Karoi?
The wettest day measured in Karoi between 1940 and 2025 was 26 December 1973, with 140 mm of rain in 24 hours.
What was the windiest day in Karoi?
The windiest day measured in Karoi between 1940 and 2025 was 13 March 1941, with winds reaching 39.3 km/h.
What is the warmest month in Karoi?
The warmest month in Karoi is October (24.1 °C on average); the coldest is July (15.5 °C).
How much does it rain in Karoi?
Karoi receives on average 798 mm of precipitation per year, spread over about 106 rainy days.
Is it sunny in Karoi?
Karoi gets on average 10.8 hours of sunshine per day, roughly 3,942 hours per year over 1940-2025.
Are there tropical nights in Karoi?
Yes: Karoi has on average 24 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Karoi?
In Karoi, between 1940 and 2025, the highest apparent temperature reached 39.5 °C on 14 December 2024, and the lowest was -1.7 °C on 15 June 1968.
Compare Karoi with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Karoi