Iharan̈a climate — normals and trends
Iharan̈a (Madagascar) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 25.0 °C and it receives 1,218 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 August (22.9 °C). Rainfall peaks in January.
Iharan̈a averages 0 frost days, 13 hot days (≥ 30 °C) and 209 rainy days per year.
Iharan̈a has warmed by +0.9 °C between 1940 and 2025, or +0.11 °C per decade. This trend is statistically significant.
The hottest day of the period reached 33.1 °C (on 3 January 2024) and the coldest 18.9 °C (on 22 August 1985).
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
Iharan̈aSava
- coords
- -13.35°, 50.00°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
25.0°C
Average daily high
27.0°C
Average daily low
23.5°C
Annual rainfall
1,218mm
Sunshine / day
11.0h
Mean relative humidity
79%
Average peak wind
27.3km/h
Seasonal range
3.7°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
13 d/yr
Rainy days (≥ 1 mm)
209 d/yr
Annual snowfall
0.0 cm
Average feels-like high
28.9 °C
Average feels-like low
24.6 °C
Average peak gust
42.9 km/h
Tropical nights (≥ 20 °C)
365 d/yr
Solar radiation
20.0 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+0.9 °C
since 1940
+0.1 °C per decade · r² = 0.53 · 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
33.1 °C
3 January 2024
Coldest day
18.9 °C
22 August 1985
Wettest day
325 mm
16 February 1973
Windiest day
69.5 km/h
23 January 1940
Strongest gust
111.2 km/h
7 March 2004
Hottest feels-like
40.8 °C
27 February 1998
Coldest feels-like
15.8 °C
2 September 1984
Sunniest day
12.8 h
5 December 1940
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 | 29.1 °C | +0.4 °C | 225 mm | +18 mm |
| Feb | 30.5 °C | +1.6 °C | 97 mm | -90 mm |
| Mar | 29.1 °C | +0.6 °C | 285 mm | +106 mm |
| Apr | 28.8 °C | +0.7 °C | 109 mm | -15 mm |
| May | 28.1 °C | +0.8 °C | 58 mm | +5 mm |
| Jun | 26.5 °C | +0.6 °C | 62 mm | +10 mm |
| Jul | 25.6 °C | +0.6 °C | 47 mm | -13 mm |
| Aug | 25.7 °C | +0.9 °C | 32 mm | -22 mm |
| Sep | 26.3 °C | +1.0 °C | 49 mm | +8 mm |
| Oct | 27.1 °C | +0.8 °C | 27 mm | -23 mm |
| Nov | 28.3 °C | +0.9 °C | 58 mm | -6 mm |
| Dec | 28.4 °C | +0.2 °C | 205 mm | +60 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 Iharan̈a?
Iharan̈a has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 25.0 °C and it receives 1,218 mm of precipitation per year.
What is the hottest day ever recorded in Iharan̈a?
The hottest day measured in Iharan̈a between 1940 and 2025 was 3 January 2024, reaching 33.1 °C.
What is the coldest day in Iharan̈a?
The coldest day measured in Iharan̈a between 1940 and 2025 was 22 August 1985, at 18.9 °C.
Does it snow in Iharan̈a?
Almost never: Iharan̈a sees virtually no snow, with about 0 frost days per year.
Has the climate of Iharan̈a warmed?
Yes: Iharan̈a warmed by +0.9 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Iharan̈a?
The wettest day measured in Iharan̈a between 1940 and 2025 was 16 February 1973, with 325 mm of rain in 24 hours.
What was the windiest day in Iharan̈a?
The windiest day measured in Iharan̈a between 1940 and 2025 was 23 January 1940, with winds reaching 69.5 km/h.
What is the warmest month in Iharan̈a?
The warmest month in Iharan̈a is February (26.6 °C on average); the coldest is August (22.9 °C).
How much does it rain in Iharan̈a?
Iharan̈a receives on average 1,218 mm of precipitation per year, spread over about 209 rainy days.
Is it sunny in Iharan̈a?
Iharan̈a gets on average 11.0 hours of sunshine per day, roughly 4,015 hours per year over 1940-2025.
Are there tropical nights in Iharan̈a?
Yes: Iharan̈a has on average 365 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Iharan̈a?
In Iharan̈a, between 1940 and 2025, the highest apparent temperature reached 40.8 °C on 27 February 1998, and the lowest was 15.8 °C on 2 September 1984.
Compare Iharan̈a with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Iharan̈a