Antsirabe climate

Name: Antsirabe
Address: MG

Antsirabe is warmest in October, with average highs of 25 °C, and coldest in July, when nights average 7.5 °C. January is the wettest month (369 mm) and August the driest (5.7 mm). Figures are 1991–2020 climate normals.

Across a full year Antsirabe averages 1,596 mm of rain and 60 days above 25 °C.

Madagascar · population 260,907 · 1991–2020 normals

Temperature below 0 °C to above 30 °C Rain band height is that month’s share of the wettest month

Warmest month October 25 °C
Coldest month July 7.5 °C
Driest month August 6 mm
Wettest month January 369 mm
Least cloud September 35 % cloud
Hottest on record October 31 °C
Coldest on record July 1.3 °C

What to expectAntsirabe through the year

Antsirabe has a clear annual cycle: average daily highs run from 18 °C in July to 25 °C in October, a swing of 6.5 °C in mean temperature across the year.

Counted across a normal year, 60 days a year reach 25 °C, 1 of them reach 30 °C. The warmest reading in the 1991–2020 record is 31 °C, in October.

Rain is strongly seasonal. January averages 369 mm against 6 mm in August — 65 times as much. Planning around the dry months matters more here than planning around temperature.

Month by month

Month	Avg high	Rainfall	Cloud
January	23.5 °C	369 mm	83 %
February	23.3 °C	310 mm	82 %
March	23.5 °C	210 mm	71 %
April	22.8 °C	69 mm	56 %
May	21.0 °C	21 mm	50 %
June	19.1 °C	7 mm	45 %
July	18.5 °C	6 mm	46 %
August	20.5 °C	6 mm	39 %
September	23.4 °C	11 mm	35 %
October	25.0 °C	81 mm	42 %
November	24.9 °C	190 mm	57 %
December	24.2 °C	317 mm	74 %

Temperature month by month

Month	Avg high	Avg low	Mean	Record high	Record low	Days above 25 °C
January	23.5 °C	15.3 °C	18.9 °C	28.8 °C	10.9 °C	5
February	23.3 °C	15.2 °C	18.8 °C	27.5 °C	9.4 °C	4
March	23.5 °C	14.6 °C	18.5 °C	27.3 °C	9.9 °C	3
April	22.8 °C	12.9 °C	17.4 °C	26.8 °C	5.3 °C	1
May	21.0 °C	10.8 °C	15.5 °C	25.9 °C	4.4 °C	0
June	19.1 °C	8.4 °C	13.3 °C	23.6 °C	1.7 °C	0
July	18.5 °C	7.5 °C	12.5 °C	23.6 °C	1.3 °C	0
August	20.5 °C	8.0 °C	13.9 °C	25.8 °C	1.9 °C	0
September	23.4 °C	9.5 °C	16.2 °C	29.3 °C	3.0 °C	8
October	25.0 °C	12.0 °C	18.2 °C	31.0 °C	5.2 °C	16
November	24.9 °C	13.5 °C	18.9 °C	30.7 °C	7.0 °C	13
December	24.2 °C	14.7 °C	19.0 °C	28.6 °C	8.8 °C	9

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind
January	369 mm	24	13 h/day	83 %	83 %	14 km/h
February	310 mm	21	13 h/day	82 %	83 %	14 km/h
March	210 mm	18	12 h/day	71 %	82 %	13 km/h
April	69 mm	10	12 h/day	56 %	79 %	13 km/h
May	21 mm	4	11 h/day	50 %	77 %	13 km/h
June	7 mm	1	11 h/day	45 %	75 %	14 km/h
July	6 mm	1	11 h/day	46 %	73 %	15 km/h
August	6 mm	1	11 h/day	39 %	68 %	14 km/h
September	11 mm	2	12 h/day	35 %	63 %	14 km/h
October	81 mm	9	13 h/day	42 %	65 %	13 km/h
November	190 mm	16	13 h/day	57 %	72 %	13 km/h
December	317 mm	22	13 h/day	74 %	79 %	12 km/h

How Antsirabe compares

The same four figures for nearby destinations, so the numbers above have something to be read against. Summer high is the warmest month's average high; winter low is the coldest month's average low.

Destination	Summer high	Winter low	Rain per year	Days above 25 °C
Antsirabe	25 °C	7.5 °C	1,596 mm	60
Antananarivo · Madagascar	26 °C	9.8 °C	1,070 mm	113
Fianarantsoa · Madagascar	25 °C	10 °C	1,148 mm	84
Toamasina · Madagascar	28 °C	19 °C	2,172 mm	209

Where Antsirabe ranks

Ranking	Position	Value
Places with the best weather in Africa in September	8th of 50	94/100
The coolest places in Africa in July	23rd of 50	18 °C
The coolest places in Africa in August	25th of 50	21 °C
The coolest places in Africa in June	26th of 50	19 °C
The coolest places in Africa in May	26th of 50	21 °C
The coolest places in Africa in September	40th of 50	23 °C

Planning a trip? See the best time to visit Antsirabe.

QuestionsCommon questions about Antsirabe’s climate

When is the best time to visit Antsirabe?

That depends on what you want, so the honest answer is a comparison rather than a single month. January, November, December sit closest to 20 °C on average, October is the warmest month and August the driest. The month-by-month table above has the full picture.

How hot does Antsirabe get?

In October, the warmest month, daily highs average 25 °C. About 1 days a year pass 30 °C. The highest value in the 1991–2020 record is 31 °C.

How cold does it get in winter?

Nights average 7.5 °C in July, the coldest month. Freezing nights are not part of a normal year here.

Which month is wettest in Antsirabe?

January, averaging 369 mm over 24 days with rain. The driest month is August with 6 mm. The year as a whole averages 1,596 mm.

Are these figures a forecast?

No. They are 1991–2020 climate normals: the average of thirty years, which describes what a month is usually like in Antsirabe rather than what any particular week will bring. Individual years can differ substantially from the normal.

Data sources and method

ERA5 / ERA5-Land reanalysis — Copernicus Climate Change Service (C3S), ECMWF. Copernicus Licence
Open-Meteo — Open-Meteo.com. CC BY 4.0
NOAA OISST v2.1 — NOAA Physical Sciences Laboratory. Public domain
GeoNames — GeoNames.org. CC BY 4.0

Normal period: 1991–2020
Data point: -19.866°, 47.033° (the coordinates the reanalysis values are taken for)
Dataset version: era5-1991-2020-scores1.1
Last processed: 1 August 2026

Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: monthly rankings, daylight hours, beach and comfort scores. Full formulas are on the methodology page.

Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.