Climate averages 1991–2020
Hammamet weather
in September.
A hot, moderately wet month: the 3rd warmest and the joint 9th driest of the year. Meets the pleasant-weather rule
Long-term climate patterns, not a forecast for a particular trip.
September is a hot month in Hammamet: daytime highs average 28.0°C and nights cool to about 21.6°C. By daytime temperature it is the 3rd warmest of the 12 months.
Expect about 42 mm of rain on roughly 5 days, which makes September a moderately wet month (the joint 9th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 27 min on an average September day.
The nearest other city in this atlas is Nabeul (12 km away). In September its highs average 27.5°C, 0.6°C cooler than Hammamet, with 41 mm of rain.
Among the 22 cities listed in Tunisia, Hammamet ranks 18th of 22 for the warmest September highs and 19th of 22 for the driest September (rainfall, lowest first). The mean September high of those 22 cities is 29.5°C; Hammamet is 1.5°C cooler than that mean.
From September to October, average highs fall by 3.6°C to 24.4°C, and monthly rainfall rises from 42 mm to 50 mm.
The annual picture
September in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Hammamet climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 15.2°C10.0°C | 10.0°C | 39 | 6.7 | 10.010 h |
| February | 15.4°C9.6°C | 9.6°C | 38 | 7.4 | 10.811 h |
| March | 17.6°C11.0°C | 11.0°C | 42 | 7.1 | 11.912 h |
| April | 19.8°C12.9°C | 12.9°C | 38 | 7.0 | 13.113 h |
| May | 23.5°C15.8°C | 15.8°C | 20 | 3.8 | 14.114 h |
| June | 27.7°C19.3°C | 19.3°C | 9.7 | 1.8 | 14.615 h |
| July | 30.8°C22.1°C | 22.1°C | 1.7 | 0.2 | 14.414 h |
| August | 31.4°C23.1°C | 23.1°C | 8.1 | 1.7 | 13.514 h |
| September, selected | 28.0°C21.6°C | 21.6°C | 42 | 5.4 | 12.412 h |
| October | 24.4°C18.8°C | 18.8°C | 50 | 6.9 | 11.311 h |
| November | 19.9°C14.7°C | 14.7°C | 42 | 6.4 | 10.310 h |
| December | 16.4°C11.5°C | 11.5°C | 39 | 6.8 | 9.710 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
September in nearby cities
- Nabeul in SeptemberTunisia · 12 kmHigh 27.5°C · Low 21.9°C · 41 mm rain
- El Mourouj in SeptemberTunisia · 50 kmHigh 29.7°C · Low 20.1°C · 38 mm rain
- La Marsa in SeptemberTunisia · 59 kmHigh 27.5°C · Low 21.3°C · 37 mm rain
- Sīdī Ḥusayn in SeptemberTunisia · 60 kmHigh 29.4°C · Low 20.3°C · 34 mm rain
- Tunis in SeptemberTunisia · 62 kmHigh 28.8°C · Low 20.4°C · 38 mm rain
- Sukrah in SeptemberTunisia · 63 kmHigh 27.8°C · Low 21.1°C · 37 mm rain
- Sousse in SeptemberTunisia · 64 kmHigh 30.7°C · Low 20.7°C · 47 mm rain
- Monastir in SeptemberTunisia · 72 kmHigh 29.9°C · Low 21.2°C · 47 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Hammamet) is explained once on the Hammamet year overview and on the Sources, method and limits page.