Climate averages 1991–2020
Basel weather
in October.
A mild, wet month: the 6th warmest and the 7th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
October is a mild month in Basel: daytime highs average 15.4°C and nights cool to about 6.7°C. By daytime temperature it is the 6th warmest of the 12 months.
Expect about 97 mm of rain on roughly 13 days, which makes October a wet month (the 7th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 10 h 54 min on an average October day.
The nearest other city in this atlas is Mulhouse (28 km away). In October its highs average 14.9°C, about as warm as Basel, with 83 mm of rain.
Among the 8 cities listed in Switzerland, Basel ranks 2nd of 8 for the warmest October highs and 3rd of 8 for the driest October (rainfall, lowest first). The mean October high of those 8 cities is 14.7°C; Basel is 0.7°C warmer than that mean.
From October to November, average highs fall by 5.9°C to 9.4°C, and monthly rainfall falls from 97 mm to 94 mm.
The annual picture
October 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
Basel climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 5.4°C-1.7°C | -1.7°C | 80 | 13.5 | 8.99 h |
| February | 6.9°C-1.5°C | -1.5°C | 73 | 11.7 | 10.210 h |
| March | 11.1°C1.4°C | 1.4°C | 83 | 13.5 | 11.912 h |
| April | 15.0°C4.6°C | 4.6°C | 90 | 14.1 | 13.614 h |
| May | 18.7°C8.9°C | 8.9°C | 129 | 16.8 | 15.115 h |
| June | 22.3°C12.7°C | 12.7°C | 118 | 15.8 | 15.916 h |
| July | 24.5°C14.8°C | 14.8°C | 121 | 15.4 | 15.616 h |
| August | 24.5°C14.9°C | 14.9°C | 125 | 15.1 | 14.314 h |
| September | 20.1°C10.8°C | 10.8°C | 95 | 12.6 | 12.613 h |
| October, selected | 15.4°C6.7°C | 6.7°C | 97 | 13.2 | 10.911 h |
| November | 9.4°C2.1°C | 2.1°C | 94 | 13.0 | 9.49 h |
| December | 5.8°C-0.8°C | -0.8°C | 101 | 14.1 | 8.59 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
October in nearby cities
- Mulhouse in OctoberFrance · 28 kmHigh 14.9°C · Low 7.0°C · 83 mm rain
- Freiburg in OctoberGermany · 53 kmHigh 15.4°C · Low 8.0°C · 85 mm rain
- Bern in OctoberSwitzerland · 69 kmHigh 13.9°C · Low 5.8°C · 84 mm rain
- Zürich in OctoberSwitzerland · 76 kmHigh 14.6°C · Low 7.3°C · 103 mm rain
- Luzern in OctoberSwitzerland · 79 kmHigh 14.9°C · Low 7.9°C · 130 mm rain
- Winterthur in OctoberSwitzerland · 87 kmHigh 14.4°C · Low 6.9°C · 83 mm rain
- Villingen-Schwenningen in OctoberGermany · 89 kmHigh 12.5°C · Low 5.1°C · 91 mm rain
- Strasbourg in OctoberFrance · 115 kmHigh 15.2°C · Low 7.7°C · 77 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 Basel) is explained once on the Basel year overview and on the Sources, method and limits page.