Climate averages 1991–2020
Münster weather
in September.
A mild, moderately wet month: the 4th warmest and the 5th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a mild month in Münster: daytime highs average 18.8°C and nights cool to about 11.3°C. By daytime temperature it is the 4th warmest of the 12 months.
Expect about 62 mm of rain on roughly 11 days, which makes September a moderately wet month (the 5th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 43 min on an average September day.
The nearest other city in this atlas is Hamm (34 km away). In September its highs average 18.7°C, about as warm as Münster, with 63 mm of rain.
Among the 120 cities listed in Germany, Münster ranks joint 59th of 120 for the warmest September highs and joint 48th of 120 for the driest September (rainfall, lowest first). The mean September high of those 120 cities is 18.8°C; Münster is level with that mean.
From September to October, average highs fall by 4.9°C to 13.9°C, and monthly rainfall rises from 62 mm to 65 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
Münster climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 4.7°C0.3°C | 0.3°C | 69 | 13.6 | 8.38 h |
| February | 5.9°C0.3°C | 0.3°C | 55 | 11.3 | 9.910 h |
| March | 9.5°C2.1°C | 2.1°C | 58 | 12.0 | 11.812 h |
| April | 14.1°C5.0°C | 5.0°C | 48 | 10.5 | 13.914 h |
| May | 17.9°C9.0°C | 9.0°C | 57 | 11.2 | 15.616 h |
| June | 20.8°C12.1°C | 12.1°C | 63 | 11.7 | 16.617 h |
| July | 22.9°C14.4°C | 14.4°C | 73 | 13.3 | 16.216 h |
| August | 22.6°C14.2°C | 14.2°C | 77 | 12.4 | 14.715 h |
| September, selected | 18.8°C11.3°C | 11.3°C | 62 | 10.7 | 12.713 h |
| October | 13.9°C7.8°C | 7.8°C | 65 | 12.0 | 10.711 h |
| November | 8.7°C4.0°C | 4.0°C | 64 | 12.6 | 8.99 h |
| December | 5.3°C1.3°C | 1.3°C | 71 | 13.1 | 7.98 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
- Hamm in SeptemberGermany · 34 kmHigh 18.7°C · Low 11.3°C · 63 mm rain
- Rheine in SeptemberGermany · 38 kmHigh 18.6°C · Low 11.3°C · 64 mm rain
- Lünen in SeptemberGermany · 39 kmHigh 18.9°C · Low 11.5°C · 75 mm rain
- Osnabrück in SeptemberGermany · 45 kmHigh 18.7°C · Low 11.3°C · 64 mm rain
- Recklinghausen in SeptemberGermany · 49 kmHigh 18.8°C · Low 11.4°C · 74 mm rain
- Castrop-Rauxel in SeptemberGermany · 50 kmHigh 18.7°C · Low 11.4°C · 74 mm rain
- Marl in SeptemberGermany · 50 kmHigh 18.8°C · Low 11.5°C · 67 mm rain
- Dortmund in SeptemberGermany · 51 kmHigh 18.6°C · Low 11.3°C · 75 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 Münster) is explained once on the Münster year overview and on the Sources, method and limits page.