Weather in Mombasa - 14-day forecast

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

Forecast for the next days in Mombasa

today🌧️ 27°💧 0.6 mm

Sun☁️ 28°💧 0.2 mm

Mon🌧️ 28°💧 0.5 mm

Tue🌧️ 28°💧 0.3 mm

Wed🌧️ 28°💧 1.2 mm

Thu🌧️ 27°💧 2.5 mm

Fri🌧️ 27°💧 11.2 mm

Sat🌧️ 28°💧 6.1 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 Mombasa, the forecast high is 27°C. Typical daytime temperatures at this time of year range from 29°C to 31°C, so it will be exceptionally cool. It is cooler than 100% of similar days.

Saturday 5 Sept

27°Cexceptionally cool

usually 29°C–31°C

cooler than 100% of similar days

night: exceptionally warm rain: typical rainfall wind: exceptionally light

Sunday 6 Sept

28°Cexceptionally cool

usually 30°C–31°C

cooler than 98% of similar days

night: exceptionally warm rain: typical rainfall wind: exceptionally light

Monday 7 Sept

28°Cexceptionally cool

usually 30°C–31°C

cooler than 99% of similar days

night: exceptionally warm rain: typical rainfall wind: exceptionally light

Tuesday 8 Sept

28°Cexceptionally cool

usually 30°C–31°C

cooler than 98% of similar days

night: exceptionally warm rain: typical rainfall wind: exceptionally light

Wednesday 9 Sept

28°Cexceptionally cool

usually 30°C–31°C

cooler than 98% of similar days

night: exceptionally warm rain: more rain than usual wind: exceptionally light

Thursday 10 Sept

27°Cexceptionally cool

usually 30°C–31°C

cooler than 99% of similar days

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

Friday 11 Sept

27°Cexceptionally cool

usually 30°C–31°C

cooler than 99% of similar days

night: exceptionally warm rain: exceptionally wet wind: exceptionally light

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 30°C by day. The coolest year was 2022 (28°C) and the warmest was 2002 (31°C). The current forecast averages 27°C - lower than in 100% 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Historical reference: NASA POWER daily gridded data (MERRA-2), the 1991-2020 normal and a +/- 7-day calendar window.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 - Mombasa

Mombasa - 14-day weather forecast infographic

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

Next 16 days · forecast

28°

around 24° at night · days with rain: 8

Weeks 3-4 · avg for September

29°

around 21° at night · rain chance 32%

Weeks 5-7 · avg for October

30°

around 22° at night · rain chance 28%

The 30 & 45-day outlook for Mombasa: the next 16 days are a numerical forecast updated daily - on average 28° by day and 24° at night. Further out we rely on multi-year climate averages: around 29° in September, and about 30° in October. Forecasts beyond two weeks are indicative only.

Day-by-day forecast for Mombasa

Saturday5 September 2026

🌧️27°light rain

sunrise 06:19 · sunset 18:21 · night 24° · evening 25° · rain 0.56 mm · humidity 65% · wind 5 m/s · clouds 99%

Sunday6 September 2026

☁️28°broken clouds

sunrise 06:18 · sunset 18:21 · night 23° · evening 25° · rain 0.2 mm · humidity 58% · wind 7 m/s · clouds 64%

Monday7 September 2026

🌧️28°light rain

sunrise 06:18 · sunset 18:21 · night 24° · evening 25° · rain 0.46 mm · humidity 64% · wind 6 m/s · clouds 49%

Tuesday8 September 2026

🌧️28°light rain

sunrise 06:18 · sunset 18:21 · night 23° · evening 25° · rain 0.33 mm · humidity 60% · wind 7 m/s · clouds 10%

Wednesday9 September 2026

🌧️28°light rain

sunrise 06:17 · sunset 18:21 · night 24° · evening 25° · rain 1.23 mm · humidity 62% · wind 7 m/s · clouds 17%

Thursday10 September 2026

🌧️27°light rain

sunrise 06:17 · sunset 18:20 · night 24° · evening 25° · rain 2.46 mm · humidity 65% · wind 7 m/s · clouds 54%

Friday11 September 2026

🌧️27°light rain

sunrise 06:16 · sunset 18:20 · night 24° · evening 25° · rain 11.2 mm · humidity 72% · wind 7 m/s · clouds 25%

Saturday12 September 2026

🌧️28°light rain

sunrise 06:16 · sunset 18:20 · night 24° · evening 25° · rain 6.08 mm · humidity 68% · wind 6 m/s · clouds 23%

Sunday13 September 2026

🌧️28°light rain

sunrise 06:15 · sunset 18:20 · night 24° · evening 25° · rain 1.24 mm · humidity 64% · wind 7 m/s · clouds 84%

Monday14 September 2026

🌧️28°light rain

sunrise 06:15 · sunset 18:19 · night 24° · evening 26° · rain 0.1 mm · humidity 65% · wind 6 m/s · clouds 15%

Tuesday15 September 2026

🌧️27°light rain

sunrise 06:14 · sunset 18:19 · night 24° · evening 25° · rain 1.25 mm · humidity 67% · wind 7 m/s · clouds 29%

Wednesday16 September 2026

🌧️28°light rain

sunrise 06:14 · sunset 18:19 · night 24° · evening 25° · rain 1.04 mm · humidity 62% · wind 7 m/s · clouds 25%

Thursday17 September 2026

🌧️27°light rain

sunrise 06:13 · sunset 18:19 · night 24° · evening 25° · rain 0.29 mm · humidity 62% · wind 7 m/s · clouds 89%

Friday18 September 2026

🌧️28°light rain

sunrise 06:13 · sunset 18:18 · night 24° · evening 25° · rain 0.24 mm · humidity 61% · wind 6 m/s · clouds 95%

Saturday19 September 2026

🌧️28°light rain

sunrise 06:12 · sunset 18:18 · night 24° · evening 25° · rain 2.5 mm · humidity 68% · wind 6 m/s · clouds 100%

Sunday20 September 2026

🌧️28°light rain

sunrise 06:12 · sunset 18:18 · night 24° · evening 25° · rain 0.48 mm · humidity 60% · wind 7 m/s · clouds 11%

UV index in Mombasa - is it safe to sunbathe?

Today the UV index in Mombasa 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 - Mombasa

Water today

27°C

Week avg

27°C

Waves today

1.6 m

How's the water?

warm

16-day sea temperature forecast:

5.09 27°C6.09 27°C7.09 27°C8.09 27°C9.09 27°C10.09 27°C11.09 27°C12.09 27°C13.09 27°C

Average sea temperature through the year:

Jan 29°CFeb 29°CMar 30°CApr 30°CMay 28°CJun 28°CJul 27°CAug 26°CSep 27°COct 27°CNov 28°CDec 29°C

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

Air quality and smog in Mombasa

Air quality in Mombasa is currently very good. Fine particulate PM2.5: 9.1 µg/m³, PM10: 14.7 µg/m³.

City	PM2.5 (µg/m³)	PM10 (µg/m³)	Air quality
Mombasa	9.1	14.7	very good

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

Mombasa weather through the year

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

Nearby and related places

KilifiMalindiTangaMoshiDar es SalaamArushaMorogoroGarissaNairobiNakuruKisumuNyeri

FAQ - Mombasa weather

What is the weather like in Mombasa today?

Today it is about 27° during the day and 24° at night, light rain.

How far ahead can I check the forecast for Mombasa?

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.