Weather in Toamasina - 14-day forecast

Detailed weather forecast for Toamasina, Madagascar: daytime and night temperature, rain, sunrise and sunset - today and for the next two weeks.

Forecast for the next days in Toamasina

today🌧️ 24°💧 0.1 mm

Sun🌧️ 23°💧 0.4 mm

Mon🌤️ 24°💧 1.1 mm

Tue🌧️ 24°💧 10.2 mm

Wed🌧️ 23°💧 14.8 mm

Thu🌧️ 23°💧 9.2 mm

Fri🌧️ 23°💧 8.1 mm

Sat🌧️ 24°💧 0.7 mm

Forecast vs 1991-2020 climate normal

How does the current forecast compare with normal?

We compare the coming days with weather usually observed at this time of year.

NASA POWER

Saturday 5 Sept in Toamasina, the forecast high is 24°C. Typical daytime temperatures at this time of year range from 23°C to 24°C, so it will be exceptionally warm. It is warmer than 93% of similar days.

Saturday 5 Sept

24°Cexceptionally warm

usually 23°C–24°C

warmer than 93% of similar days

night: exceptionally warm rain: exceptionally dry wind: exceptionally light

Sunday 6 Sept

23°Ccooler than usual

usually 23°C–24°C

cooler than 78% of similar days

night: exceptionally warm rain: less rain than usual wind: lighter than usual

Monday 7 Sept

24°Cwarmer than usual

usually 23°C–24°C

warmer than 87% of similar days

night: exceptionally warm rain: typical rainfall wind: typical

Tuesday 8 Sept

24°Cwarmer than usual

usually 23°C–24°C

warmer than 81% of similar days

night: exceptionally warm rain: exceptionally wet wind: exceptionally strong

Wednesday 9 Sept

23°Ccooler than usual

usually 23°C–24°C

cooler than 78% of similar days

night: exceptionally warm rain: exceptionally wet wind: exceptionally strong

Thursday 10 Sept

23°Ccooler than usual

usually 23°C–24°C

cooler than 79% of similar days

night: exceptionally warm rain: exceptionally wet wind: typical

Friday 11 Sept

23°Cnear normal

usually 23°C–24°C

night: exceptionally warm rain: exceptionally wet wind: lighter than usual

How warm was this week in previous years?

Each bar shows the average daily high during the same 7-day period in each year.

swipe to see more years →

cooler yearstypical rangewarmer years2026 forecastcurrent forecast

From 1981 to 2025, the 5-11 Sept period averaged 23°C by day. The coolest year was 1992 (22°C) and the warmest was 2010 (25°C). The current forecast averages 23°C - higher than in 64% of historical years.

Historical reference: NASA POWER daily gridded data (MERRA-2), the 1991-2020 normal and a +/- 7-day calendar window. The typical range is the 20th-80th percentile. This is not a city weather-station reading and does not change the current forecast. NASA POWER Daily API.

14-day forecast - Toamasina

Toamasina - 14-day weather forecast infographic

Toamasina 30 & 45-day weather - long-range outlook

Next 16 days · forecast

24°

around 22° at night · days with rain: 10

Weeks 3-4 · avg for September

27°

around 18° at night · rain chance 51%

Weeks 5-7 · avg for October

28°

around 19° at night · rain chance 37%

The 30 & 45-day outlook for Toamasina: the next 16 days are a numerical forecast updated daily - on average 24° by day and 22° at night. Further out we rely on multi-year climate averages: around 27° in September, and about 28° in October. Forecasts beyond two weeks are indicative only.

Day-by-day forecast for Toamasina

Saturday5 September 2026

🌧️24°light rain

sunrise 05:47 · sunset 17:36 · night 21° · evening 24° · rain 0.12 mm · humidity 67% · wind 3 m/s · clouds 8%

Sunday6 September 2026

🌧️23°light rain

sunrise 05:46 · sunset 17:36 · night 21° · evening 24° · rain 0.36 mm · humidity 75% · wind 3 m/s · clouds 73%

Monday7 September 2026

🌤️24°a few clouds

sunrise 05:45 · sunset 17:36 · night 22° · evening 24° · rain 1.06 mm · humidity 68% · wind 4 m/s · clouds 15%

Tuesday8 September 2026

🌧️24°moderate rain

sunrise 05:44 · sunset 17:36 · night 22° · evening 22° · rain 10.22 mm · humidity 70% · wind 7 m/s · clouds 36%

Wednesday9 September 2026

🌧️23°moderate rain

sunrise 05:44 · sunset 17:36 · night 21° · evening 21° · rain 14.79 mm · humidity 75% · wind 7 m/s · clouds 39%

Thursday10 September 2026

🌧️23°light rain

sunrise 05:43 · sunset 17:36 · night 21° · evening 21° · rain 9.22 mm · humidity 73% · wind 4 m/s · clouds 67%

Friday11 September 2026

🌧️23°light rain

sunrise 05:42 · sunset 17:37 · night 22° · evening 22° · rain 8.1 mm · humidity 72% · wind 3 m/s · clouds 59%

Saturday12 September 2026

🌧️24°light rain

sunrise 05:41 · sunset 17:37 · night 22° · evening 22° · rain 0.72 mm · humidity 68% · wind 4 m/s · clouds 13%

Sunday13 September 2026

🌧️25°light rain

sunrise 05:40 · sunset 17:37 · night 23° · evening 23° · rain 0.36 mm · humidity 63% · wind 4 m/s · clouds 81%

Monday14 September 2026

🌧️25°light rain

sunrise 05:39 · sunset 17:37 · night 22° · evening 22° · rain 4.46 mm · humidity 62% · wind 4 m/s · clouds 12%

Tuesday15 September 2026

🌧️25°light rain

sunrise 05:39 · sunset 17:37 · night 21° · evening 22° · rain 3.83 mm · humidity 63% · wind 5 m/s · clouds 8%

Wednesday16 September 2026

🌧️23°moderate rain

sunrise 05:38 · sunset 17:37 · night 22° · evening 23° · rain 15.98 mm · humidity 78% · wind 4 m/s · clouds 85%

Thursday17 September 2026

🌧️25°light rain

sunrise 05:37 · sunset 17:38 · night 21° · evening 22° · rain 0.67 mm · humidity 59% · wind 4 m/s · clouds 52%

Friday18 September 2026

☀️25°clear sky

sunrise 05:36 · sunset 17:38 · night 21° · evening 22° · rain 23.62 mm · humidity 61% · wind 3 m/s · clouds 39%

Saturday19 September 2026

☀️25°clear sky

sunrise 05:35 · sunset 17:38 · night 22° · evening 23° · rain 4.05 mm · humidity 64% · wind 5 m/s · clouds 1%

Sunday20 September 2026

☀️26°clear sky

sunrise 05:34 · sunset 17:38 · night 22° · evening 23° · humidity 56% · wind 3 m/s

UV index in Toamasina - is it safe to sunbathe?

Today the UV index in Toamasina is 8 (high) - unprotected fair skin can burn in about 25 minutes. SPF 30-50, a hat and sunglasses are a must. Better stay in shade between 11:00 and 15:00.

Sea temperature - Toamasina

Water today

26°C

Week avg

26°C

Waves today

1.5 m

How's the water?

warm

16-day sea temperature forecast:

5.09 26°C6.09 26°C7.09 26°C8.09 26°C9.09 26°C10.09 26°C11.09 26°C12.09 26°C13.09 26°C

Average sea temperature through the year:

Jan 29°CFeb 29°CMar 29°CApr 29°CMay 28°CJun 26°CJul 25°CAug 25°CSep 25°COct 26°CNov 27°CDec 28°C

Sea-surface temperature from marine models, updated daily. See also: where the sea is warmest right now.

Air quality and smog in Toamasina

Air quality in Toamasina is currently very good. Fine particulate PM2.5: 6.2 µg/m³, PM10: 9.9 µg/m³.

City	PM2.5 (µg/m³)	PM10 (µg/m³)	Air quality
Toamasina	6.2	9.9	very good

Based on PM2.5 thresholds. Station readings, updated daily (last reading: 2026-09-05, 04:00).

Toamasina weather through the year

Warmest, driest months on average: June, July, August, September.

Upcoming public holidays in Madagascar: All Saints' Day — 1 November · Christmas Day — 25 December · New Year's Day — 1 January.

Nearby and related places

MahanoroAntananarivoAmbilobeMahajangaAntsirabeFortdauphin

FAQ - Toamasina weather

What is the weather like in Toamasina today?

Today it is about 24° during the day and 21° at night, light rain.

How far ahead can I check the forecast for Toamasina?

This page shows a detailed 14-day forecast plus the long-term monthly climate, so you can plan both a short trip and a holiday months ahead.