Antsirabe climate — normals and trends
Antsirabe (Madagascar) has a subtropical highland, dry winter climate (Cwb) under the Köppen-Geiger classification. Its mean annual temperature is 15.5 °C and it receives 1,710 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 January (17.9 °C on average) and the coldest is July (11.4 °C). Rainfall peaks in January.
Antsirabe averages 0 frost days, 0 hot days (≥ 30 °C) and 146 rainy days per year.
Antsirabe has warmed by +2.2 °C between 1940 and 2025, or +0.26 °C per decade. This trend is statistically significant.
The hottest day of the period reached 30.1 °C (on 15 November 2024) and the coldest -1.0 °C (on 9 June 1993).
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
AntsirabeVakinankaratra
- coords
- -19.87°, 47.03°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
15.5°C
Average daily high
21.3°C
Average daily low
10.8°C
Annual rainfall
1,710mm
Sunshine / day
10.7h
Mean relative humidity
77%
Average peak wind
13.0km/h
Seasonal range
6.5°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
146 d/yr
Annual snowfall
0.0 cm
Average feels-like high
21.5 °C
Average feels-like low
9.9 °C
Average peak gust
32.9 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
20.0 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.2 °C
since 1940
+0.3 °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
30.1 °C
15 November 2024
Coldest day
-1.0 °C
9 June 1993
Wettest day
147 mm
2 February 1977
Windiest day
62.5 km/h
14 February 2012
Strongest gust
140.4 km/h
14 February 2012
Hottest feels-like
33.1 °C
23 December 2024
Coldest feels-like
-4.7 °C
9 June 1993
Sunniest day
13.2 h
6 January 1958
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 | 24.9 °C | +2.1 °C | 252 mm | -94 mm |
| Feb | 23.4 °C | +0.7 °C | 516 mm | +218 mm |
| Mar | 23.9 °C | +1.3 °C | 140 mm | -101 mm |
| Apr | 23.9 °C | +2.1 °C | 116 mm | +29 mm |
| May | 21.0 °C | +1.2 °C | 36 mm | +12 mm |
| Jun | 19.7 °C | +1.7 °C | 1 mm | -6 mm |
| Jul | 18.5 °C | +0.9 °C | 1 mm | -10 mm |
| Aug | 20.3 °C | +1.3 °C | 12 mm | +1 mm |
| Sep | 23.8 °C | +2.1 °C | 6 mm | -13 mm |
| Oct | 24.5 °C | +1.2 °C | 31 mm | -70 mm |
| Nov | 23.9 °C | +0.8 °C | 315 mm | +92 mm |
| Dec | 22.4 °C | -0.5 °C | 455 mm | +113 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 Antsirabe?
Antsirabe has a subtropical highland, dry winter climate (Köppen Cwb). Over 1940-2025, the average annual temperature is 15.5 °C and it receives 1,710 mm of precipitation per year.
What is the hottest day ever recorded in Antsirabe?
The hottest day measured in Antsirabe between 1940 and 2025 was 15 November 2024, reaching 30.1 °C.
What is the coldest day in Antsirabe?
The coldest day measured in Antsirabe between 1940 and 2025 was 9 June 1993, at -1.0 °C.
Does it snow in Antsirabe?
Almost never: Antsirabe sees virtually no snow, with about 0 frost days per year.
Has the climate of Antsirabe warmed?
Yes: Antsirabe warmed by +2.2 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Antsirabe?
The wettest day measured in Antsirabe between 1940 and 2025 was 2 February 1977, with 147 mm of rain in 24 hours.
What was the windiest day in Antsirabe?
The windiest day measured in Antsirabe between 1940 and 2025 was 14 February 2012, with winds reaching 62.5 km/h.
What is the warmest month in Antsirabe?
The warmest month in Antsirabe is January (17.9 °C on average); the coldest is July (11.4 °C).
How much does it rain in Antsirabe?
Antsirabe receives on average 1,710 mm of precipitation per year, spread over about 146 rainy days.
Is it sunny in Antsirabe?
Antsirabe gets on average 10.7 hours of sunshine per day, roughly 3,905 hours per year over 1940-2025.
Are there tropical nights in Antsirabe?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Antsirabe.
What was the most extreme apparent temperature in Antsirabe?
In Antsirabe, between 1940 and 2025, the highest apparent temperature reached 33.1 °C on 23 December 2024, and the lowest was -4.7 °C on 9 June 1993.
Compare Antsirabe with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Antsirabe