Climate averages 1991–2020
Mahajanga weather
in May.
A hot, very dry month: the 5th warmest and the 5th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
May is a hot month in Mahajanga: daytime highs average 31.8°C and nights cool to about 23.3°C. By daytime temperature it is the 5th warmest of the 12 months.
Expect about 6.4 mm of rain on roughly 1 day, which makes May a very dry month (the 5th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 24 min on an average May day.
The nearest other city in this atlas is Mamoudzou (347 km away). In May its highs average 27.6°C, 4.2°C cooler than Mahajanga, with 21 mm of rain.
Among the 12 cities listed in Madagascar, Mahajanga ranks 1st of 12 for the warmest May highs and 1st of 12 for the driest May (rainfall, lowest first). The mean May high of those 12 cities is 24.9°C; Mahajanga is 6.9°C warmer than that mean.
From May to June, average highs fall by 1.2°C to 30.6°C, and monthly rainfall falls from 6.4 mm to under 1 mm.
The annual picture
May in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Mahajanga climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 29.7°C24.4°C | 24.4°C | 431 | 28.4 | 12.913 h |
| February | 29.7°C24.4°C | 24.4°C | 315 | 24.2 | 12.613 h |
| March | 30.7°C24.6°C | 24.6°C | 197 | 21.0 | 12.212 h |
| April | 31.9°C24.5°C | 24.5°C | 43 | 8.3 | 11.812 h |
| May, selected | 31.8°C23.3°C | 23.3°C | 6.4 | 1.1 | 11.411 h |
| June | 30.6°C21.6°C | 21.6°C | 0.8 | 0.2 | 11.211 h |
| July | 30.3°C20.7°C | 20.7°C | 1.2 | 0.2 | 11.311 h |
| August | 31.3°C20.9°C | 20.9°C | 1.2 | 0.2 | 11.612 h |
| September | 32.6°C21.9°C | 21.9°C | 2.8 | 0.6 | 12.012 h |
| October | 33.6°C23.6°C | 23.6°C | 17 | 4.3 | 12.412 h |
| November | 32.9°C24.5°C | 24.5°C | 80 | 15.0 | 12.813 h |
| December | 31.2°C24.6°C | 24.6°C | 205 | 23.9 | 13.013 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
May in nearby cities
- Mamoudzou in MayMayotte · 347 kmHigh 27.6°C · Low 25.8°C · 21 mm rain
- Antananarivo in MayMadagascar · 378 kmHigh 21.9°C · Low 13.3°C · 12 mm rain
- Imerintsiatosika in MayMadagascar · 378 kmHigh 21.9°C · Low 12.9°C · 15 mm rain
- Toamasina in MayMadagascar · 425 kmHigh 25.0°C · Low 21.6°C · 201 mm rain
- Antalaha in MayMadagascar · 435 kmHigh 26.8°C · Low 22.2°C · 66 mm rain
- Sambava in MayMadagascar · 444 kmHigh 27.0°C · Low 22.1°C · 120 mm rain
- Antanifotsy in MayMadagascar · 450 kmHigh 19.8°C · Low 10.8°C · 24 mm rain
- Antsirabe in MayMadagascar · 468 kmHigh 21.0°C · Low 11.0°C · 20 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Mahajanga) is explained once on the Mahajanga year overview and on the Sources, method and limits page.