Jefferson Weather in January

The climate in Jefferson during January can be summarized as cool and a little damp.

January is in the winter in Jefferson and is typically the coldest month of the year. Daytime maximum temperatures average around a cool 12°C (54°F), whilst at night 0°C (32°F) is normal.

On average January is the 3rd driest month of the year in Jefferson with around 93mm 3.6 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.

On the flip side this corresponds to an average of 5.7 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 Jefferson in January 2025.