Dumbarton Weather in November
What's the weather like in Dumbarton (Scotland) in November 2025?
The climate in Dumbarton during November can be summarized as cool and wet.
November is in the fall / autumn in Dumbarton and is typically the 5th coldest month of the year. Daytime maximum temperatures average around a cool 8°C (47°F), whilst at night 3°C (37°F) is normal.
| Daytime temperature | 8.2°C 46.7°F |
|---|---|
| Nightly temperature | 2.9°C 37.1°F |
| Average temperature | 5.5°C 41.9°F |
| Daily sunshine | 2 hrs |
| Avg rainfall | 163 mm 6.4 ins |
| Rainy days | 20 days |
| Sea temperature | 11.9°C 53.4°F |
| Humidity | 89% |
| Windspeed | 17.6kph 11 mph |
On average November is the 4th wettest month of the year in Dumbarton with around 163mm 6.4 inches of rain making it a wet time to visit. This rainfall is typically spread over 20 days, although this may vary considerably.
On the flip side this corresponds to an average of 2 hours of sunshine per day.
November temperatures in Dumbarton
November rainfall
November hourly sunshine
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 Dumbarton in November 2025.
Other monthly averages
Best places to visit in November
Dumbarton weather stats
| Hottest month: | July | 17.9°C 64.2°F |
|---|---|---|
| Driest month: | April | 79mm 3.1ins |
| Sunniest month: | May | 6.2hrs |
| Coldest month: | January | 5.5°C 41.9°F |
| Wettest month: | October | 175mm 6.9ins |
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