Weather in Sfax - 14-day forecast

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

Forecast for the next days in Sfax

today🌤️ 30°💧 0.1 mm

Sun☀️ 31°night 29°

Mon☀️ 31°💧 0.1 mm

Tue☀️ 31°💧 0.4 mm

Wed☀️ 32°💧 0.1 mm

Thu🌧️ 32°💧 10.2 mm

Fri🌧️ 29°💧 2.5 mm

Sat🌧️ 28°💧 0.2 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

Thursday 10 Sept in Sfax, the forecast high is 32°C. Typical daytime temperatures at this time of year range from 28°C to 31°C, so it will be exceptionally warm. It is warmer than 91% of similar days.

Saturday 5 Sept

30°Cnear normal

usually 28°C–32°C

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

Sunday 6 Sept

31°Cwarmer than usual

usually 28°C–31°C

warmer than 75% of similar days

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

Monday 7 Sept

31°Cwarmer than usual

usually 28°C–31°C

warmer than 78% of similar days

night: exceptionally warm rain: typical rainfall wind: typical

Tuesday 8 Sept

31°Cwarmer than usual

usually 28°C–31°C

warmer than 82% of similar days

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

Wednesday 9 Sept

32°Cwarmer than usual

usually 28°C–31°C

warmer than 85% of similar days

night: exceptionally warm rain: typical rainfall wind: typical

Thursday 10 Sept

32°Cexceptionally warm

usually 28°C–31°C

warmer than 91% of similar days

night: warmer than usual rain: exceptionally wet wind: exceptionally strong

Friday 11 Sept

29°Cnear normal

usually 28°C–31°C

night: exceptionally warm rain: exceptionally wet wind: stronger 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 30°C by day. The coolest year was 1996 (28°C) and the warmest was 2022 (34°C). The current forecast averages 31°C - higher than in 84% 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Historical reference: NASA POWER daily gridded data (MERRA-2), the 1991-2020 normal and a +/- 7-day calendar window.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 - Sfax

Sfax - 14-day weather forecast infographic

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

Next 16 days · forecast

29°

around 27° at night · days with rain: 9

Weeks 3-4 · avg for September

30°

around 22° at night · rain chance 13%

Weeks 5-7 · avg for October

27°

around 18° at night · rain chance 12%

The 30 & 45-day outlook for Sfax: the next 16 days are a numerical forecast updated daily - on average 29° by day and 27° at night. Further out we rely on multi-year climate averages: around 30° in September, and about 27° in October. Forecasts beyond two weeks are indicative only.

Day-by-day forecast for Sfax

Saturday5 September 2026

🌤️30°scattered clouds

sunrise 05:52 · sunset 18:39 · night 29° · evening 30° · rain 0.12 mm · humidity 53% · wind 5 m/s · clouds 43%

Sunday6 September 2026

☀️31°clear sky

sunrise 05:53 · sunset 18:37 · night 29° · evening 30° · humidity 48% · wind 6 m/s · clouds 4%

Monday7 September 2026

☀️31°clear sky

sunrise 05:54 · sunset 18:36 · night 29° · evening 31° · rain 0.12 mm · humidity 50% · wind 6 m/s · clouds 1%

Tuesday8 September 2026

☀️31°clear sky

sunrise 05:55 · sunset 18:34 · night 30° · evening 30° · rain 0.39 mm · humidity 43% · wind 4 m/s · clouds 4%

Wednesday9 September 2026

☀️32°clear sky

sunrise 05:55 · sunset 18:33 · night 30° · evening 30° · rain 0.12 mm · humidity 47% · wind 7 m/s · clouds 3%

Thursday10 September 2026

🌧️32°moderate rain

sunrise 05:56 · sunset 18:32 · night 26° · evening 24° · rain 10.17 mm · humidity 46% · wind 13 m/s · clouds 27%

Friday11 September 2026

🌧️29°light rain

sunrise 05:57 · sunset 18:30 · night 27° · evening 28° · rain 2.52 mm · humidity 38% · wind 7 m/s · clouds 41%

Saturday12 September 2026

🌧️28°light rain

sunrise 05:57 · sunset 18:29 · night 27° · evening 27° · rain 0.15 mm · humidity 48% · wind 7 m/s · clouds 13%

Sunday13 September 2026

☀️29°clear sky

sunrise 05:58 · sunset 18:27 · night 27° · evening 27° · humidity 50% · wind 4 m/s · clouds 2%

Monday14 September 2026

☀️29°clear sky

sunrise 05:59 · sunset 18:26 · night 28° · evening 28° · rain 1.68 mm · humidity 51% · wind 5 m/s · clouds 3%

Tuesday15 September 2026

☀️30°clear sky

sunrise 06:00 · sunset 18:24 · night 29° · evening 29° · rain 6.09 mm · humidity 51% · wind 6 m/s · clouds 2%

Wednesday16 September 2026

🌤️30°scattered clouds

sunrise 06:00 · sunset 18:23 · night 28° · evening 29° · rain 32.4 mm · humidity 61% · wind 6 m/s · clouds 40%

Thursday17 September 2026

🌧️26°heavy rain

sunrise 06:01 · sunset 18:22 · night 26° · evening 27° · rain 30.21 mm · humidity 60% · wind 8 m/s · clouds 100%

Friday18 September 2026

🌧️22°heavy rain

sunrise 06:02 · sunset 18:20 · night 27° · evening 25° · rain 56.94 mm · humidity 77% · wind 8 m/s · clouds 100%

Saturday19 September 2026

🌧️27°heavy rain

sunrise 06:02 · sunset 18:19 · night 21° · evening 22° · rain 81.84 mm · humidity 66% · wind 7 m/s · clouds 87%

Sunday20 September 2026

🌧️28°light rain

sunrise 06:03 · sunset 18:17 · night 27° · evening 27° · rain 4.17 mm · humidity 59% · wind 5 m/s · clouds 10%

UV index in Sfax - is it safe to sunbathe?

Today the UV index in Sfax 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.

Pollen in Sfax - info for allergy sufferers

Sea temperature - Sfax

Water today

32°C

Week avg

32°C

Waves today

0.2 m

How's the water?

very warm

16-day sea temperature forecast:

5.09 32°C6.09 32°C7.09 32°C8.09 32°C9.09 32°C10.09 32°C11.09 32°C12.09 31°C13.09 31°C

Average sea temperature through the year:

Jan 15°CFeb 15°CMar 17°CApr 19°CMay 23°CJun 26°CJul 30°CAug 30°CSep 28°COct 25°CNov 22°CDec 16°C

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

Sfax weather through the year

Upcoming public holidays in Tunisia: Evacuation Day — 15 October · Revolution Day — 17 December · New Year's Day — 1 January.

Nearby and related places

MonastirKairouanSousseZarzisTunisHammamet

FAQ - Sfax weather

What is the weather like in Sfax today?

Today it is about 30° during the day and 29° at night, scattered clouds.

How far ahead can I check the forecast for Sfax?

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.