Climate Insights for Zarzis

The climate in Zarzis is warm and mild. The average annual temperature is 21°C and approximately 141mm of precipitation falls per year. November is the wettest month, receiving around 35mm of rainfall. Zarzis is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, July, September. The coldest months are January, February, December, when temperatures can drop to 12°C.

Zarzis sees moderate temperature variation throughout the year, ranging from 12°C to 30°C. The warmest month is August, when average highs reach 30°C and the mean temperature sits around 29°C. January is the coolest month, with minimum temperatures around 12°C and an average of 14°C. Daily temperature variation is modest, with an average difference of 4°C between highs and lows. The sharpest temperature change occurs between October and November, with a 4°C shift in average temperatures.

Zarzis is a quite dry location, receiving approximately 141mm of precipitation annually, which averages out to around 12mm per month. The wettest month is November, averaging 35mm of rainfall. December and October also tend to see above-average precipitation. The driest month is July, with just 0mm. That's 35mm less than November, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.

Zarzis is moderately windy, with an average annual wind speed of 26km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is April, averaging 30km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in August, with average winds dropping to 24km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 6km/h between the calmest and windiest months.

It is currently spring in Zarzis, which began on March 20, 2026. Zarzis is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in August at around 30°C, while the coldest stretch bottoms out in January near 12°C. Summer is next, beginning on June 21, 2026 — 89 days from now.

The best time to visit Zarzis is during March, April, May, October, November and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 19°C with modest rainfall averaging 17mm per month. By contrast, August can be uncomfortably hot with highs reaching 30°C, while January is the coldest period with lows dropping to 12°C. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.

The table below shows monthly climate averages for Zarzis based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.