Mao climate — normals and trends
Mao has a hot desert climate, averaging 27.8 °C annually with 221 mm of rain per year.
Climate normals · ERA5
MaoKanem Region
- coords
- 14.12°, 15.31°
- 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
27.8°C
Average daily high
34.8°C
Average daily low
21.8°C
Annual rainfall
221mm
Sunshine / day
11.3h
Mean relative humidity
32%
Average peak wind
20.4km/h
Seasonal range
12.1°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
305 d/yr
Rainy days (≥ 1 mm)
37 d/yr
Annual snowfall
0.0 cm
Average feels-like high
34.0 °C
Average feels-like low
19.7 °C
Average peak gust
37.5 km/h
Tropical nights (≥ 20 °C)
248 d/yr
Solar radiation
23.7 MJ/m²
Has the climate changed?
What the yearly averages say about warming here, and whether the slope is statistically solid.
+2.4 °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).
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
46.0 °C
26 April 2024
Coldest day
6.7 °C
12 January 1978
Wettest day
145 mm
2 September 2024
Windiest day
48.6 km/h
14 June 1967
Strongest gust
68.4 km/h
19 May 2005
Hottest feels-like
46.4 °C
5 June 2014
Coldest feels-like
1.5 °C
12 January 1978
Sunniest day
12.1 h
6 July 1940
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 | 30.8 °C | +2.1 °C | 0 mm | 0 mm |
| Feb | 33.1 °C | +1.6 °C | 0 mm | 0 mm |
| Mar | 38.3 °C | +2.4 °C | 0 mm | 0 mm |
| Apr | 40.7 °C | +1.2 °C | 0 mm | -1 mm |
| May | 41.9 °C | +1.6 °C | 0 mm | -5 mm |
| Jun | 40.0 °C | +1.1 °C | 2 mm | -11 mm |
| Jul | 35.7 °C | +0.4 °C | 31 mm | -29 mm |
| Aug | 33.4 °C | +0.5 °C | 60 mm | -50 mm |
| Sep | 36.1 °C | +0.4 °C | 37 mm | +7 mm |
| Oct | 38.0 °C | +1.3 °C | 0 mm | -3 mm |
| Nov | 35.7 °C | +2.5 °C | 0 mm | 0 mm |
| Dec | 33.6 °C | +4.0 °C | 0 mm | 0 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.
Mao (Chad) has a hot desert climate (BWh) under the Köppen-Geiger classification. Its mean annual temperature is 27.8 °C and it receives 221 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 May (33.0 °C on average) and the coldest is January (20.9 °C). Rainfall peaks in August.
Mao averages 0 frost days, 305 hot days (≥ 30 °C) and 37 rainy days per year.
Mao has warmed by +2.4 °C between 1940 and 2025, or +0.28 °C per decade. This trend is statistically significant.
The hottest day of the period reached 46.0 °C (on 26 April 2024) and the coldest 6.7 °C (on 12 January 1978).
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 Mao with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Mao
Other cities — Chad
Frequently asked questions
What is the climate of Mao?
Mao has a hot desert climate (Köppen BWh). Over 1940-2025, the average annual temperature is 27.8 °C and it receives 221 mm of precipitation per year.
What is the hottest day ever recorded in Mao?
The hottest day measured in Mao between 1940 and 2025 was 26 April 2024, reaching 46.0 °C.
What is the coldest day in Mao?
The coldest day measured in Mao between 1940 and 2025 was 12 January 1978, at 6.7 °C.
Does it snow in Mao?
Almost never: Mao sees virtually no snow, with about 0 frost days per year.
Has the climate of Mao warmed?
Yes: Mao warmed by +2.4 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Mao?
The wettest day measured in Mao between 1940 and 2025 was 2 September 2024, with 145 mm of rain in 24 hours.
What was the windiest day in Mao?
The windiest day measured in Mao between 1940 and 2025 was 14 June 1967, with winds reaching 48.6 km/h.
What is the warmest month in Mao?
The warmest month in Mao is May (33.0 °C on average); the coldest is January (20.9 °C).
How much does it rain in Mao?
Mao receives on average 221 mm of precipitation per year, spread over about 37 rainy days.
Is it sunny in Mao?
Mao gets on average 11.3 hours of sunshine per day, roughly 4,125 hours per year over 1940-2025.
Are there tropical nights in Mao?
Yes: Mao has on average 248 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Mao?
In Mao, between 1940 and 2025, the highest apparent temperature reached 46.4 °C on 5 June 2014, and the lowest was 1.5 °C on 12 January 1978.
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