Middleton (WI) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Middleton.
Climate overview of Middleton
Middleton, Wisconsin, United States of America, sees big temperature differences between seasons, with July peaking at 28°C (82°F) and January dropping to -3°C (27°F).
With around 1018 mm (40 in) of annual rain/snowfall, Middleton has a notably wet climate. However, this rain/snowfall is not evenly distributed — the city has warm summers and very cold winters. The wettest month is June. The most sunshine falls in July, with an average of 10.3 hours of daily sunshine.
Middleton Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Middleton - and find the best time to visit.
Monthly Temperature in Middleton
Visitors to Middleton can expect significant temperature changes throughout the year. Average daytime temperatures reach a comfortable 28°C (82°F) in July. In January, the coolest month of the year, temperatures drop to a very cold -3°C (27°F).
At night, temperatures range from around 16°C (61°F) in July to -12°C (10°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Middleton
Middleton is known for its substantial rain/snowfall, with annual precipitation reaching 1018 mm (40 in). Middleton can be quite wet during June, receiving approximately 146 mm (5.7 in) of precipitation over 13 rainy days.
In contrast, during the driest month (January), you will experience much drier conditions, with 35 mm (1.4 in) of precipitation spread across 9 snowy days. For more details, please visit our Middleton Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Middleton
Middleton can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 10.3 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 3.6 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Humidity in Middleton by Month
The relative humidity is high throughout the year in Middleton.
The city experiences its highest humidity in December, reaching 77%. In May, the humidity drops to its lowest level at 65%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Middleton
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: May and September
- Warmest weather: July and August
- Most sunshine: June and July
- Fewest rainy days: January, February, September and November
- Seasonal pattern: Warm summers and very cold winters
- Coldest conditions: January, with freezing nights around -12°C (10°F).
Frequently asked questions about the climate in Middleton
What is the best time to visit Middleton?
May and September typically offer the most optimal weather in Middleton. In contrast, January, February, March, November and December tend to have less optimal conditions. Middleton has warm summers and very cold winters.
What temperatures can I expect in Middleton?
Daytime highs range from -3°C (27°F) in January to 28°C (82°F) in July. Nighttime lows range from -12°C (10°F) to 16°C (61°F). Temperatures vary considerably through the year.
How much rain does Middleton get?
Annual rainfall is around 1018 mm (40 in). June is the wettest month with 146 mm (5.7 in), while January is the driest with 35 mm (1.4 in).
How sunny is Middleton?
Middleton receives around 2,454 hours of sunshine per year. July is the sunniest month with 308 hours, while December is the cloudiest with just 107 hours. Overall, Middleton enjoys abundant sunshine.
Middleton 3-Day Forecast
Middleton (WI) 3-Day Forecast
Middleton on the map
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