Climate averages 1991–2020
Bonn weather
in October.
A cool, moderately wet month: the joint 6th warmest and the 7th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
October is a cool month in Bonn: daytime highs average 14.5°C and nights cool to about 8.3°C. By daytime temperature it is the joint 6th warmest of the 12 months.
Expect about 65 mm of rain on roughly 12 days, which makes October a moderately wet month (the 7th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 10 h 46 min on an average October day.
The nearest other city in this atlas is Troisdorf (9 km away). In October its highs average 14.4°C, about as warm as Bonn, with 74 mm of rain.
Among the 120 cities listed in Germany, Bonn ranks joint 12th of 120 for the warmest October highs and joint 53rd of 120 for the driest October (rainfall, lowest first). The mean October high of those 120 cities is 13.8°C; Bonn is 0.7°C warmer than that mean.
From October to November, average highs fall by 5.2°C to 9.3°C, and monthly rainfall rises from 65 mm to 66 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
Bonn climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 5.4°C0.7°C | 0.7°C | 63 | 13.1 | 8.59 h |
| February | 6.6°C0.7°C | 0.7°C | 55 | 11.5 | 10.010 h |
| March | 10.3°C2.5°C | 2.5°C | 59 | 12.8 | 11.812 h |
| April | 14.5°C5.3°C | 5.3°C | 48 | 10.4 | 13.814 h |
| May | 18.3°C9.3°C | 9.3°C | 61 | 11.6 | 15.515 h |
| June | 21.3°C12.5°C | 12.5°C | 71 | 11.8 | 16.416 h |
| July | 23.4°C14.8°C | 14.8°C | 74 | 12.6 | 16.016 h |
| August | 23.2°C14.6°C | 14.6°C | 78 | 11.8 | 14.515 h |
| September | 19.3°C11.5°C | 11.5°C | 62 | 10.5 | 12.713 h |
| October, selected | 14.5°C8.3°C | 8.3°C | 65 | 11.6 | 10.811 h |
| November | 9.3°C4.6°C | 4.6°C | 66 | 12.7 | 9.09 h |
| December | 6.0°C1.7°C | 1.7°C | 75 | 14.9 | 8.18 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
- Troisdorf in OctoberGermany · 9 kmHigh 14.4°C · Low 8.2°C · 74 mm rain
- Köln in OctoberGermany · 24 kmHigh 14.3°C · Low 8.1°C · 83 mm rain
- Bergisch Gladbach in OctoberGermany · 28 kmHigh 14.1°C · Low 8.1°C · 93 mm rain
- Leverkusen in OctoberGermany · 34 kmHigh 14.4°C · Low 8.3°C · 83 mm rain
- Düren in OctoberGermany · 43 kmHigh 14.1°C · Low 8.0°C · 59 mm rain
- Solingen in OctoberGermany · 49 kmHigh 13.3°C · Low 7.6°C · 87 mm rain
- Remscheid in OctoberGermany · 50 kmHigh 12.6°C · Low 6.9°C · 91 mm rain
- Koblenz in OctoberGermany · 54 kmHigh 14.3°C · Low 7.9°C · 54 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 Bonn) is explained once on the Bonn year overview and on the Sources, method and limits page.