Gagnoa climate — normals and trends
Gagnoa (Ivory Coast) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 25.2 °C and it receives 1,106 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 (26.6 °C on average) and the coldest is July (24.0 °C). Rainfall peaks in September.
Gagnoa averages 0 frost days, 181 hot days (≥ 30 °C) and 219 rainy days per year.
Gagnoa has warmed by +1.8 °C between 1940 and 2025, or +0.21 °C per decade. This trend is statistically significant.
The hottest day of the period reached 38.5 °C (on 14 February 2024) and the coldest 14.2 °C (on 10 January 1957).
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
GagnoaGoh-Djiboua
- coords
- 6.13°, -5.95°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
25.2°C
Average daily high
30.1°C
Average daily low
22.1°C
Annual rainfall
1,106mm
Sunshine / day
8.8h
Mean relative humidity
83%
Average peak wind
10.3km/h
Seasonal range
2.6°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
181 d/yr
Rainy days (≥ 1 mm)
219 d/yr
Annual snowfall
0.0 cm
Average feels-like high
34.8 °C
Average feels-like low
25.6 °C
Average peak gust
26.2 km/h
Tropical nights (≥ 20 °C)
352 d/yr
Solar radiation
16.4 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.8 °C
since 1940
+0.2 °C per decade · r² = 0.85 · 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
38.5 °C
14 February 2024
Coldest day
14.2 °C
10 January 1957
Wettest day
80 mm
15 August 1991
Windiest day
20.9 km/h
7 January 2016
Strongest gust
51.5 km/h
7 January 2016
Hottest feels-like
43.5 °C
2 April 2024
Coldest feels-like
11.5 °C
6 January 1989
Sunniest day
12.3 h
16 July 1960
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 | 34.9 °C | +3.3 °C | 9 mm | -17 mm |
| Feb | 35.0 °C | +2.5 °C | 40 mm | -14 mm |
| Mar | 33.8 °C | +1.7 °C | 79 mm | -16 mm |
| Apr | 32.8 °C | +1.2 °C | 53 mm | -58 mm |
| May | 31.6 °C | +1.0 °C | 78 mm | -48 mm |
| Jun | 30.1 °C | +1.2 °C | 109 mm | -19 mm |
| Jul | 28.3 °C | +0.4 °C | 57 mm | -31 mm |
| Aug | 27.7 °C | -0.1 °C | 42 mm | -49 mm |
| Sep | 29.6 °C | +1.0 °C | 94 mm | -52 mm |
| Oct | 30.2 °C | +0.8 °C | 175 mm | +35 mm |
| Nov | 30.6 °C | +0.9 °C | 60 mm | -12 mm |
| Dec | 31.1 °C | +1.0 °C | 46 mm | +14 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 Gagnoa?
Gagnoa has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 25.2 °C and it receives 1,106 mm of precipitation per year.
What is the hottest day ever recorded in Gagnoa?
The hottest day measured in Gagnoa between 1940 and 2025 was 14 February 2024, reaching 38.5 °C.
What is the coldest day in Gagnoa?
The coldest day measured in Gagnoa between 1940 and 2025 was 10 January 1957, at 14.2 °C.
Does it snow in Gagnoa?
Almost never: Gagnoa sees virtually no snow, with about 0 frost days per year.
Has the climate of Gagnoa warmed?
Yes: Gagnoa warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Gagnoa?
The wettest day measured in Gagnoa between 1940 and 2025 was 15 August 1991, with 80 mm of rain in 24 hours.
What was the windiest day in Gagnoa?
The windiest day measured in Gagnoa between 1940 and 2025 was 7 January 2016, with winds reaching 20.9 km/h.
What is the warmest month in Gagnoa?
The warmest month in Gagnoa is February (26.6 °C on average); the coldest is July (24.0 °C).
How much does it rain in Gagnoa?
Gagnoa receives on average 1,106 mm of precipitation per year, spread over about 219 rainy days.
Is it sunny in Gagnoa?
Gagnoa gets on average 8.8 hours of sunshine per day, roughly 3,212 hours per year over 1940-2025.
Are there tropical nights in Gagnoa?
Yes: Gagnoa has on average 352 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Gagnoa?
In Gagnoa, between 1940 and 2025, the highest apparent temperature reached 43.5 °C on 2 April 2024, and the lowest was 11.5 °C on 6 January 1989.
Compare Gagnoa with another city
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Nearby cities
The climate around Gagnoa