Njoro climate — normals and trends
Njoro (Kenya) has a warm-summer mediterranean climate (Csb) under the Köppen-Geiger classification. Its mean annual temperature is 17.6 °C and it receives 785 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 March (19.1 °C on average) and the coldest is July (16.3 °C). Rainfall peaks in April.
Njoro averages 0 frost days, 2 hot days (≥ 30 °C) and 126 rainy days per year.
Njoro has warmed by +2.2 °C between 1940 and 2025, or +0.25 °C per decade. This trend is statistically significant.
The hottest day of the period reached 31.9 °C (on 29 March 2016) and the coldest 5.0 °C (on 2 January 2012).
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
NjoroNakuru County
- coords
- -0.33°, 35.94°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
17.6°C
Average daily high
23.9°C
Average daily low
12.3°C
Annual rainfall
785mm
Sunshine / day
10.7h
Mean relative humidity
66%
Average peak wind
10.5km/h
Seasonal range
2.8°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
2 d/yr
Rainy days (≥ 1 mm)
126 d/yr
Annual snowfall
0.0 cm
Average feels-like high
24.4 °C
Average feels-like low
11.6 °C
Average peak gust
28.7 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
21.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.2 °C
since 1940
+0.3 °C per decade · r² = 0.67 · 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
31.9 °C
29 March 2016
Coldest day
5.0 °C
2 January 2012
Wettest day
73 mm
2 May 2024
Windiest day
21.9 km/h
26 February 1943
Strongest gust
74.9 km/h
20 May 1947
Hottest feels-like
31.8 °C
28 March 1992
Coldest feels-like
2.4 °C
2 January 2012
Sunniest day
12.0 h
9 December 1941
Normals computed over complete calendar years 1940–2025.
A specific year
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Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 26.4 °C | +1.4 °C | 14 mm | -7 mm |
| Feb | 28.2 °C | +2.0 °C | 0 mm | -27 mm |
| Mar | 27.0 °C | +0.7 °C | 114 mm | +51 mm |
| Apr | 25.0 °C | +0.5 °C | 97 mm | -32 mm |
| May | 24.9 °C | +1.3 °C | 51 mm | -34 mm |
| Jun | 24.8 °C | +1.8 °C | 11 mm | -40 mm |
| Jul | 23.5 °C | +1.6 °C | 50 mm | -18 mm |
| Aug | 22.7 °C | +0.5 °C | 121 mm | +40 mm |
| Sep | 24.9 °C | +1.3 °C | 55 mm | +1 mm |
| Oct | 24.1 °C | 0.0 °C | 85 mm | +14 mm |
| Nov | 24.5 °C | +1.4 °C | 61 mm | -29 mm |
| Dec | 25.3 °C | +1.8 °C | 32 mm | -13 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 Njoro?
Njoro has a warm-summer mediterranean climate (Köppen Csb). Over 1940-2025, the average annual temperature is 17.6 °C and it receives 785 mm of precipitation per year.
What is the hottest day ever recorded in Njoro?
The hottest day measured in Njoro between 1940 and 2025 was 29 March 2016, reaching 31.9 °C.
What is the coldest day in Njoro?
The coldest day measured in Njoro between 1940 and 2025 was 2 January 2012, at 5.0 °C.
Does it snow in Njoro?
Almost never: Njoro sees virtually no snow, with about 0 frost days per year.
Has the climate of Njoro warmed?
Yes: Njoro warmed by +2.2 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Njoro?
The wettest day measured in Njoro between 1940 and 2025 was 2 May 2024, with 73 mm of rain in 24 hours.
What was the windiest day in Njoro?
The windiest day measured in Njoro between 1940 and 2025 was 26 February 1943, with winds reaching 21.9 km/h.
What is the warmest month in Njoro?
The warmest month in Njoro is March (19.1 °C on average); the coldest is July (16.3 °C).
How much does it rain in Njoro?
Njoro receives on average 785 mm of precipitation per year, spread over about 126 rainy days.
Is it sunny in Njoro?
Njoro gets on average 10.7 hours of sunshine per day, roughly 3,905 hours per year over 1940-2025.
Are there tropical nights in Njoro?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Njoro.
What was the most extreme apparent temperature in Njoro?
In Njoro, between 1940 and 2025, the highest apparent temperature reached 31.8 °C on 28 March 1992, and the lowest was 2.4 °C on 2 January 2012.
Compare Njoro with another city
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Nearby cities
The climate around Njoro