Dumbarton Weather in January

What's the weather like in Dumbarton (Scotland) in January 2024?

The climate in Dumbarton during January can be summarized as cool and wet.

January is in the winter in Dumbarton and is typically the coldest month of the year. Daytime maximum temperatures average around a cold 6°C (42°F), whilst at night 1°C (33°F) is normal.

Dumbarton weather averages (imperial / metric)
Daytime temperature 5.6°C 42.1°F
Nightly temperature 0.8°C 33.4°F
Average temperature 3.2°C 37.8°F
Daily sunshine 1.4 hrs
Avg rainfall 169 mm 6.7 ins
Rainy days 22 days
Sea temperature 8.1°C 46.5°F
Humidity 90%
Windspeed 18kph 11 mph

On average January is the 2nd wettest month of the year in Dumbarton with around 169mm 6.7 inches of rain making it a wet time to visit. This rainfall is typically spread over 22 days, although this may vary considerably.

On the flip side this corresponds to an average of 1.4 hours of sunshine per day.

January temperatures in Dumbarton

Dumbarton average temperature in January

January rainfall

Dumbarton average rain in January

January hourly sunshine

Dumbarton average rain in January

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 January 2024.

Other monthly averages

Best places to visit in January

UV index Best time to go?

Dumbarton weather stats

Dumbarton weather statistics
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
Map showing location of Dumbarton (55.94433, -4.57061) Dumbarton map pin © Google

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