The climate in Riom during October can be summarized as mild and reasonably dry.
October is in the fall / autumn in Riom and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a cool 16°C (61°F), whilst at night 6°C (43°F) is normal.
| Daytime temperature | 16.4°C 61.4°F |
|---|---|
| Nightly temperature | 6.3°C 43.3°F |
| Average temperature | 11.3°C 52.3°F |
| Daily sunshine | 5 hrs |
| Avg rainfall | 59 mm 2.3 ins |
| Rainy days | 12 days |
| Sea temperature | 17.9°C 64.3°F |
| Humidity | 80% |
| Windspeed | 10.4kph 7 mph |
On average October is the 5th wettest month of the year in Riom with around 59mm 2.3 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 12 days, although this may vary considerably.
On the flip side this corresponds to an average of 5 hours of sunshine per day.
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Riom in October 2025.
Best places to visit in October
| Hottest month: | July | 24.2°C 75.6°F |
|---|---|---|
| Driest month: | February | 45mm 1.8ins |
| Sunniest month: | July | 9.2hrs |
| Coldest month: | January | 5.9°C 42.6°F |
| Wettest month: | May | 87mm 3.4ins |