Mandiana climate — normals and trends
Mandiana (Guinea) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 26.2 °C and it receives 1,333 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 April (29.9 °C on average) and the coldest is August (24.2 °C). Rainfall peaks in August.
Mandiana averages 0 frost days, 267 hot days (≥ 30 °C) and 157 rainy days per year.
Mandiana has warmed by +2.1 °C between 1940 and 2025, or +0.24 °C per decade. This trend is statistically significant.
The hottest day of the period reached 41.6 °C (on 22 April 2023) and the coldest 11.7 °C (on 20 January 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
MandianaKankan Region
- coords
- 10.63°, -8.69°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
26.2°C
Average daily high
32.2°C
Average daily low
21.2°C
Annual rainfall
1,333mm
Sunshine / day
10.4h
Mean relative humidity
62%
Average peak wind
12.1km/h
Seasonal range
5.7°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
267 d/yr
Rainy days (≥ 1 mm)
157 d/yr
Annual snowfall
0.0 cm
Average feels-like high
35.3 °C
Average feels-like low
22.4 °C
Average peak gust
28.9 km/h
Tropical nights (≥ 20 °C)
273 d/yr
Solar radiation
20.3 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.1 °C
since 1940
+0.2 °C per decade · r² = 0.77 · 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
41.6 °C
22 April 2023
Coldest day
11.7 °C
20 January 1968
Wettest day
128 mm
24 July 2022
Windiest day
28.6 km/h
21 February 1943
Strongest gust
58.3 km/h
21 February 1943
Hottest feels-like
45.8 °C
2 April 2024
Coldest feels-like
8.4 °C
13 January 1986
Sunniest day
12.6 h
8 June 2025
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 | 34.3 °C | +1.8 °C | 0 mm | -2 mm |
| Feb | 36.1 °C | +1.2 °C | 1 mm | -1 mm |
| Mar | 38.3 °C | +1.8 °C | 10 mm | -2 mm |
| Apr | 38.0 °C | +1.6 °C | 23 mm | -19 mm |
| May | 34.8 °C | +0.7 °C | 111 mm | +0 mm |
| Jun | 32.5 °C | +1.4 °C | 149 mm | -39 mm |
| Jul | 30.0 °C | +1.1 °C | 254 mm | -5 mm |
| Aug | 29.2 °C | +1.0 °C | 270 mm | -23 mm |
| Sep | 30.4 °C | +1.1 °C | 194 mm | -61 mm |
| Oct | 32.8 °C | +2.0 °C | 88 mm | -59 mm |
| Nov | 34.0 °C | +1.8 °C | 5 mm | -16 mm |
| Dec | 33.4 °C | +1.5 °C | 4 mm | +2 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 Mandiana?
Mandiana has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 26.2 °C and it receives 1,333 mm of precipitation per year.
What is the hottest day ever recorded in Mandiana?
The hottest day measured in Mandiana between 1940 and 2025 was 22 April 2023, reaching 41.6 °C.
What is the coldest day in Mandiana?
The coldest day measured in Mandiana between 1940 and 2025 was 20 January 1968, at 11.7 °C.
Does it snow in Mandiana?
Almost never: Mandiana sees virtually no snow, with about 0 frost days per year.
Has the climate of Mandiana warmed?
Yes: Mandiana warmed by +2.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Mandiana?
The wettest day measured in Mandiana between 1940 and 2025 was 24 July 2022, with 128 mm of rain in 24 hours.
What was the windiest day in Mandiana?
The windiest day measured in Mandiana between 1940 and 2025 was 21 February 1943, with winds reaching 28.6 km/h.
What is the warmest month in Mandiana?
The warmest month in Mandiana is April (29.9 °C on average); the coldest is August (24.2 °C).
How much does it rain in Mandiana?
Mandiana receives on average 1,333 mm of precipitation per year, spread over about 157 rainy days.
Is it sunny in Mandiana?
Mandiana gets on average 10.4 hours of sunshine per day, roughly 3,796 hours per year over 1940-2025.
Are there tropical nights in Mandiana?
Yes: Mandiana has on average 273 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Mandiana?
In Mandiana, between 1940 and 2025, the highest apparent temperature reached 45.8 °C on 2 April 2024, and the lowest was 8.4 °C on 13 January 1986.
Compare Mandiana with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Mandiana