Jefferson Weather in October

What's the weather like in Jefferson (Wisconsin) in October 2025?

The climate in Jefferson during October can be summarized as mild and reasonably dry.

October is in the fall / autumn in Jefferson and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a cool 16°C (61°F), whilst at night 4°C (40°F) is normal.

Jefferson weather averages (imperial / metric)
Daytime temperature 16°C 60.8°F
Nightly temperature 4.2°C 39.6°F
Average temperature 10.1°C 50.2°F
Daily sunshine 6.2 hrs
Avg rainfall 63 mm 2.5 ins
Rainy days 9 days
Sea temperature 13.3°C 55.9°F
Humidity 73%
Windspeed 17.3kph 11 mph

On average October is the 6th driest month of the year in Jefferson with around 63mm 2.5 inches of rain making it a reasonably dry 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 6.2 hours of sunshine per day.

October temperatures in Jefferson

Jefferson average temperature in October

October rainfall

Jefferson average rain in October

October hourly sunshine

Jefferson average rain in October

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 October 2025.

Other monthly averages

Best places to visit in October

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

Jefferson weather stats

Jefferson weather statistics
Hottest month: July 28.4°C 83.1°F
Driest month: February 28mm 1.1ins
Sunniest month: July 10.8hrs
Coldest month: January -4°C 24.8°F
Wettest month: July 104mm 4.1ins
Map showing location of Jefferson (43.00556, -88.80733) Jefferson map pin © Google

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