See the Sahara in Tunisia
The best time to visit the Sahara is more towards the winter. This means more bearable temperatures in south of Tunisia.
May in Gammarth sees daytime temperatures around 23°C (73°F) and lows of 17°C (63°F) at night. The excellent weather makes it a good time to visit.
If you favor pleasant temperatures and minimal rainfall, May is one of the best months to visit Gammarth.
Pick a month to see the average temperature, rainfall and sunshine in Gammarth - and find the best time to visit.
50-year average (1976-2025)
Based on our historical records, temperatures in Gammarth typically rise from around 24°C (75°F) at the start of May to approximately 27°C (81°F) by the end. Nights are pleasant, with lows typically ranging from 13°C (55°F) to 17°C (63°F).
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Browse day-by-day weather records for Gammarth spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Based on 50 years of weather observations in Gammarth between 1976 and 2026, these are the recorded extremes.
Find out more about the weather in Tunisia and which places have the best travel conditions in this month. See all of Tunisia in May →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
For Gammarth in May, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Some rain is possible, so pack something to handle light showers. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Temperature Rainfall Sunshine Humidity
See the full Gammarth climate overview or explore weather in Tunisia.
Where to go in May - average daytime high across popular destinations.
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See the Sahara in Tunisia
The best time to visit the Sahara is more towards the winter. This means more bearable temperatures in south of Tunisia.
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