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Port Mathurin, Mauritius climate

Aw Tropical savanna (dry winter)

Port Mathurin has a remarkably steady tropical climate (Tropical savanna (dry winter), Köppen Aw). The hottest month is March with an average daily high near 30°C, while the coldest is August averaging around 19°C at night. Around 1161 mm of precipitation falls each year, peaking in March (178 mm) and easing off in September (49 mm).

☀️ All year
Warm
Daytime highs near 30°C most of the year.
About 4 days a year above 32 °C
🌙 Nights
Stays warm
Even the coolest nights stay near 19°C.
🌧️ Rain
Wet
About 1161 mm of rain a year.
Wettest in March
Sky & trend
Partly cloudy
A roughly even mix of sun and cloud.
+0.4 °C vs 50 years ago

Temperature & precipitation

Daily high–low temperature range with the monthly average, plus monthly precipitation · 1991–2020 normals · hover a month for the exact figures TEMPERATURE °C 10°20°30°40° PRECIPITATION (mm) 090180 JanAprJulOct

Hours of sunshine per day

Estimated sunny hours each month — daylight length × clear-sky fraction · 1991–2020 monthly cloud cover (NASA POWER) 0h2h4h6h8h J: ~6.1 hours of sun/dayF: ~5.4 hours of sun/dayM: ~5.7 hours of sun/dayA: ~5.2 hours of sun/dayM: ~5.3 hours of sun/dayJ: ~4.8 hours of sun/dayJ: ~4.5 hours of sun/dayA: ~4.8 hours of sun/dayS: ~5.3 hours of sun/dayO: ~5.7 hours of sun/dayN: ~6.7 hours of sun/dayD: ~6.9 hours of sun/day JFMAMJJASOND Sun hours per day (est.)

Port Mathurin climate normals (1991–2020)

JanFebMarAprMayJunJulAugSepOctNovDec
Avg high (°C)303030292826252526262829
Avg temp (°C)272727262523222223232526
Avg low (°C)242424232221201920212223
Precipitation (mm)15214617813310183945949555062
Jan – JunJanFebMarAprMayJun
Avg high (°C)303030292826
Avg temp (°C)272727262523
Avg low (°C)242424232221
Precipitation (mm)15214617813310183
Jul – DecJulAugSepOctNovDec
Avg high (°C)252526262829
Avg temp (°C)222223232526
Avg low (°C)201920212223
Precipitation (mm)945949555062

How often — frequency of weather events

JanFebMarAprMayJunJulAugSepOctNovDec
Days with measurable rain (days)151618171717211714141313
Days with high ≥ 32°C (days)1110.10.10.2
Jan – JunJanFebMarAprMayJun
Days with measurable rain (days)151618171717
Days with high ≥ 32°C (days)1110.1
Jul – DecJulAugSepOctNovDec
Days with measurable rain (days)211714141313
Days with high ≥ 32°C (days)0.10.2

Sky & atmosphere

JanFebMarAprMayJunJulAugSepOctNovDec
Cloud cover (%)545753555256585856544848
Relative humidity (%)818180797674747475777979
Wind speed (m/s)5.95.86.16.46.57.17.57.47.06.55.95.8
Jan – JunJanFebMarAprMayJun
Cloud cover (%)545753555256
Relative humidity (%)818180797674
Wind speed (m/s)5.95.86.16.46.57.1
Jul – DecJulAugSepOctNovDec
Cloud cover (%)585856544848
Relative humidity (%)747475777979
Wind speed (m/s)7.57.47.06.55.95.8
Methodology & sources

Temperature & precipitation — 1991–2020 normals computed from 24 years of daily observations at Rodrigues, a weather station, inside the city. The underlying daily records come from NOAA's global station network.

Cloud, humidity, wind & sunshine — modelled estimates from NASA POWER, NASA's satellite-and-reanalysis climatology. This is the standard global source for atmospheric variables, which are not measured at most weather stations.

How we build these numbers →