Issia climate — normals and trends
Issia (Ivory Coast) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 25.5 °C and it receives 1,153 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 (27.0 °C on average) and the coldest is August (24.2 °C). Rainfall peaks in September.
Issia averages 0 frost days, 198 hot days (≥ 30 °C) and 209 rainy days per year.
Issia 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 38.2 °C (on 14 February 2024) and the coldest 13.5 °C (on 8 January 1983).
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
IssiaSassandra-Marahoue
- coords
- 6.49°, -6.59°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
25.5°C
Average daily high
30.3°C
Average daily low
22.3°C
Annual rainfall
1,153mm
Sunshine / day
8.8h
Mean relative humidity
81%
Average peak wind
10.6km/h
Seasonal range
2.8°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
198 d/yr
Rainy days (≥ 1 mm)
209 d/yr
Annual snowfall
0.0 cm
Average feels-like high
35.0 °C
Average feels-like low
25.9 °C
Average peak gust
26.2 km/h
Tropical nights (≥ 20 °C)
354 d/yr
Solar radiation
16.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.8 °C
since 1940
+0.2 °C per decade · r² = 0.84 · 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
38.2 °C
14 February 2024
Coldest day
13.5 °C
8 January 1983
Wettest day
132 mm
20 February 2019
Windiest day
19.9 km/h
22 February 1943
Strongest gust
51.1 km/h
24 August 2024
Hottest feels-like
43.5 °C
15 February 2024
Coldest feels-like
11.2 °C
4 January 1989
Sunniest day
12.4 h
3 July 1942
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 | 34.5 °C | +2.8 °C | 14 mm | -10 mm |
| Feb | 34.8 °C | +2.0 °C | 32 mm | -20 mm |
| Mar | 33.9 °C | +1.4 °C | 53 mm | -42 mm |
| Apr | 32.6 °C | +0.7 °C | 61 mm | -51 mm |
| May | 31.8 °C | +0.9 °C | 87 mm | -40 mm |
| Jun | 30.5 °C | +1.1 °C | 98 mm | -25 mm |
| Jul | 28.2 °C | +0.1 °C | 58 mm | -39 mm |
| Aug | 27.8 °C | -0.1 °C | 65 mm | -43 mm |
| Sep | 29.6 °C | +0.9 °C | 105 mm | -64 mm |
| Oct | 30.2 °C | +0.7 °C | 170 mm | +21 mm |
| Nov | 30.7 °C | +0.8 °C | 75 mm | +6 mm |
| Dec | 31.2 °C | +0.9 °C | 40 mm | +10 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 Issia?
Issia has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 25.5 °C and it receives 1,153 mm of precipitation per year.
What is the hottest day ever recorded in Issia?
The hottest day measured in Issia between 1940 and 2025 was 14 February 2024, reaching 38.2 °C.
What is the coldest day in Issia?
The coldest day measured in Issia between 1940 and 2025 was 8 January 1983, at 13.5 °C.
Does it snow in Issia?
Almost never: Issia sees virtually no snow, with about 0 frost days per year.
Has the climate of Issia warmed?
Yes: Issia warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Issia?
The wettest day measured in Issia between 1940 and 2025 was 20 February 2019, with 132 mm of rain in 24 hours.
What was the windiest day in Issia?
The windiest day measured in Issia between 1940 and 2025 was 22 February 1943, with winds reaching 19.9 km/h.
What is the warmest month in Issia?
The warmest month in Issia is February (27.0 °C on average); the coldest is August (24.2 °C).
How much does it rain in Issia?
Issia receives on average 1,153 mm of precipitation per year, spread over about 209 rainy days.
Is it sunny in Issia?
Issia gets on average 8.8 hours of sunshine per day, roughly 3,212 hours per year over 1940-2025.
Are there tropical nights in Issia?
Yes: Issia has on average 354 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Issia?
In Issia, between 1940 and 2025, the highest apparent temperature reached 43.5 °C on 15 February 2024, and the lowest was 11.2 °C on 4 January 1989.
Compare Issia with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Issia