worldweather31°Cwarmer than usual
usually 28°C–32°C
warmer than 75% of similar days
night: exceptionally warm
rain: typical rainfall
wind: typical
Weather in Zarzis - 14-day forecast
Detailed weather forecast for Zarzis, Tunisia: daytime and night temperature, rain, sunrise and sunset - today and for the next two weeks.
Forecast for the next days in Zarzis
today☀️
31°night 28°
Sun☀️
31°night 28°
Mon☀️
31°night 28°
Tue☀️
31°night 28°
Wed☀️
32°night 28°
Thu☀️
33°night 28°
Fri🌧️
29°💧 0.8 mm
Sat🌧️
29°💧 0.6 mm
Forecast vs 1991-2020 climate normal
NASA POWERHow does the current forecast compare with normal?
We compare the coming days with weather usually observed at this time of year.
Thursday 10 Sept in Zarzis, the forecast high is 33°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 90% of similar days.
31°Cwarmer than usual
usually 28°C–32°C
warmer than 76% of similar days
night: exceptionally warm
rain: typical rainfall
wind: lighter than usual
31°Cwarmer than usual
usually 28°C–32°C
warmer than 77% of similar days
night: exceptionally warm
rain: typical rainfall
wind: lighter than usual
31°Cwarmer than usual
usually 28°C–32°C
warmer than 78% of similar days
night: exceptionally warm
rain: typical rainfall
wind: lighter than usual
32°Cwarmer than usual
usually 28°C–32°C
warmer than 80% of similar days
night: exceptionally warm
rain: typical rainfall
wind: typical
33°Cexceptionally warm
usually 28°C–31°C
warmer than 90% of similar days
night: exceptionally warm
rain: typical rainfall
wind: exceptionally strong
29°Cnear normal
usually 28°C–31°C
night: warmer than usual
rain: more rain than usual
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.
cooler yearstypical rangewarmer years2026 forecastcurrent forecast
From 1981 to 2025, the 5-11 Sept period averaged 30°C by day. The coolest year was 2000 (28°C) and the warmest was 2022 (33°C). The current forecast averages 31°C - higher than in 82% 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Historical reference: NASA POWER daily gridded data (MERRA-2), the 1991-2020 normal and a +/- 7-day calendar window.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 - Zarzis
Zarzis 30 & 45-day weather - long-range outlook
Next 16 days · forecast
30°
around 27° at night · days with rain: 2
Weeks 3-4 · avg for September
32°
around 24° at night · rain chance 13%
Weeks 5-7 · avg for October
30°
around 21° at night · rain chance 13%
The 30 & 45-day outlook for Zarzis: the next 16 days are a numerical forecast updated daily - on average 30° by day and 27° at night. Further out we rely on multi-year climate averages: around 32° in September, and about 30° in October. Forecasts beyond two weeks are indicative only.
Day-by-day forecast for Zarzis
Saturday5 September 2026
☀️31°clear sky
Sunday6 September 2026
☀️31°clear sky
Monday7 September 2026
☀️31°clear sky
Tuesday8 September 2026
☀️31°clear sky
Wednesday9 September 2026
☀️32°clear sky
Thursday10 September 2026
☀️33°clear sky
Friday11 September 2026
🌧️29°light rain
Saturday12 September 2026
🌧️29°light rain
Sunday13 September 2026
☀️29°clear sky
Monday14 September 2026
☀️30°clear sky
Tuesday15 September 2026
☀️31°clear sky
Wednesday16 September 2026
🌤️29°scattered clouds
Thursday17 September 2026
🌧️28°moderate rain
Friday18 September 2026
🌧️27°light rain
Saturday19 September 2026
☀️28°clear sky
Sunday20 September 2026
☁️27°broken clouds
UV index in Zarzis - is it safe to sunbathe?
Today the UV index in Zarzis 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 - Zarzis
Water today
32°C
Week avg
32°C
Waves today
0.4 m
How's the water?
very warm
16-day sea temperature forecast:
Average sea temperature through the year:
Sea-surface temperature from marine models, updated daily. See also: where the sea is warmest right now.
Zarzis weather through the year
Warmest, driest months on average: January, February, March, April.
Upcoming public holidays in Tunisia: Evacuation Day — 15 October · Revolution Day — 17 December · New Year's Day — 1 January.
Nearby and related places
FAQ - Zarzis weather
What is the weather like in Zarzis today?
Today it is about 31° during the day and 28° at night, clear sky.
How far ahead can I check the forecast for Zarzis?
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.