Climate averages 1991–2020
Montpellier weather
in September.
A warm, wet month: the 4th warmest and the 10th driest of the year. Meets the pleasant-weather rule
Long-term climate patterns, not a forecast for a particular trip.
September is a warm month in Montpellier: daytime highs average 23.7°C and nights cool to about 15.6°C. By daytime temperature it is the 4th warmest of the 12 months.
Expect about 96 mm of rain on roughly 6 days, which makes September a wet month (the 10th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 33 min on an average September day.
The nearest other city in this atlas is Nîmes (46 km away). In September its highs average 25.1°C, 1.4°C warmer than Montpellier, with 99 mm of rain.
Among the 57 cities listed in France, Montpellier ranks joint 10th of 57 for the warmest September highs and 54th of 57 for the driest September (rainfall, lowest first). The mean September high of those 57 cities is 21.3°C; Montpellier is 2.4°C warmer than that mean.
From September to October, average highs fall by 4.7°C to 19.0°C, and monthly rainfall rises from 96 mm to 114 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
Montpellier climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 10.5°C4.3°C | 4.3°C | 71 | 8.2 | 9.39 h |
| February | 11.5°C4.1°C | 4.1°C | 42 | 5.8 | 10.510 h |
| March | 14.6°C6.4°C | 6.4°C | 46 | 6.0 | 11.912 h |
| April | 17.1°C8.9°C | 8.9°C | 60 | 7.2 | 13.413 h |
| May | 20.9°C12.4°C | 12.4°C | 48 | 6.2 | 14.715 h |
| June | 25.4°C16.3°C | 16.3°C | 25 | 3.8 | 15.415 h |
| July | 28.3°C18.9°C | 18.9°C | 14 | 2.2 | 15.115 h |
| August | 28.1°C19.0°C | 19.0°C | 26 | 4.0 | 14.014 h |
| September, selected | 23.7°C15.6°C | 15.6°C | 96 | 6.3 | 12.613 h |
| October | 19.0°C12.5°C | 12.5°C | 114 | 10.8 | 11.111 h |
| November | 14.2°C8.2°C | 8.2°C | 108 | 10.5 | 9.710 h |
| December | 11.1°C5.3°C | 5.3°C | 63 | 9.1 | 9.09 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
- Nîmes in SeptemberFrance · 46 kmHigh 25.1°C · Low 15.3°C · 99 mm rain
- Béziers in SeptemberFrance · 61 kmHigh 23.3°C · Low 15.3°C · 87 mm rain
- Avignon in SeptemberFrance · 84 kmHigh 25.2°C · Low 15.2°C · 93 mm rain
- Marseille 15 in SeptemberFrance · 122 kmHigh 24.3°C · Low 15.2°C · 64 mm rain
- Marseille in SeptemberFrance · 126 kmHigh 23.8°C · Low 16.9°C · 65 mm rain
- Aix-en-Provence in SeptemberFrance · 127 kmHigh 24.4°C · Low 14.4°C · 72 mm rain
- Perpignan in SeptemberFrance · 129 kmHigh 24.8°C · Low 16.2°C · 55 mm rain
- Toulon in SeptemberFrance · 174 kmHigh 23.9°C · Low 17.5°C · 60 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 Montpellier) is explained once on the Montpellier year overview and on the Sources, method and limits page.