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May 20th, 2026 :: 8:26 am CDT   

Local Weather Report for
Watertown
Wisconsin, United States

 Watertown Weather Forecast Summary  
 
Today
May 20th
Thursday
May 21st
Friday
May 22nd
Saturday
May 23rd
Sunday
May 24th
Mostly Sunny Mix of Cloud and Sun Mix of Cloud and Sun Mix of Cloud and Sun Mostly Sunny
59°F
55°F
41°F
57°F
46°F
64°F
50°F
71°F
53°F
 
 Watertown Detailed Weather Forecast  
 
Wednesday, May 20th, 2026
Morning Temperature: 49°F
Mostly sunny. Windy at times.
Afternoon Temperature: 58°F
Mostly sunny. Windy at times.
Evening Temperature: 47°F
A mix of clear and cloudy skies. Windy at times.
Thursday, May 21st, 2026
Overnight Temperature: 41°F
Clear with cloudy periods. Windy at times.
Morning Temperature: 48°F
Cloudy with sunny periods. Windy at times.
Afternoon Temperature: 55°F
A mix of cloud and sun. Windy at times.
Evening Temperature: 48°F
A mix of cloudy and clear skies. Windy at times.
Friday, May 22nd, 2026
Overnight Temperature: 46°F
Mostly cloudy. Windy at times.
Morning Temperature: 50°F
A mix of cloud and sun. Windy at times.
Afternoon Temperature: 56°F
A mix of cloud and sun. Windy at times.
Evening Temperature: 55°F
A mix of cloudy and clear skies. Windy at times.
Saturday, May 23rd, 2026
Overnight Temperature: 52°F
Mostly cloudy. Windy at times.
Morning Temperature: 52°F
A mix of cloud and sun. Windy at times.
Afternoon Temperature: 62°F
A mix of cloud and sun.
Evening Temperature: 56°F
Mostly cloudy. Windy at times.
Sunday, May 24th, 2026
Overnight Temperature: 53°F
A mix of cloudy and clear skies with a slight chance of showers. Windy at times.
Morning Temperature: 62°F
Mostly sunny with a slight chance of showers. Windy at times.
Afternoon Temperature: 71°F
Sunny. Windy at times.
Evening Temperature: 62°F
Clear.
Monday, May 25th, 2026
Overnight Temperature: 55°F
Clear.
Morning Temperature: 66°F
Mostly sunny.
Afternoon Temperature: 77°F
Mostly sunny.
Evening Temperature: 66°F
Mostly clear. Slight chance of a thunderstorm.
Tuesday, May 26th, 2026
Overnight Temperature: 59°F
Mostly clear.
Morning Temperature: 68°F
Mostly sunny.
Afternoon Temperature: 75°F
Mostly sunny. Windy at times.
Evening Temperature: 67°F
Mostly clear. Slight chance of a thunderstorm.
Wednesday, May 27th, 2026
Overnight Temperature: 60°F
Mostly clear.
Morning Temperature: 67°F
A mix of cloud and sun. Windy at times.
Afternoon Temperature: 71°F
Cloudy with a chance of showers. Slight chance of a thunderstorm. Windy at times.
Evening Temperature: 65°F
Clear with a slight chance of showers.
Thursday, May 28th, 2026
Overnight Temperature: 63°F
Mostly clear with a chance of showers.
Morning Temperature: 70°F
A mix of cloud and sun. Chance of a thunderstorm.
Afternoon Temperature: 80°F
A mix of cloud and sun with showers likely. Chance of a thunderstorm. Windy at times.
Evening Temperature: 71°F
Clear with cloudy periods with a chance of showers or thundershowers.





 

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This WeatherCity Weather Forecast for Watertown, Wisconsin, United States is computed using a computer-generated forecast model and should be considered experimental. Please confirm this weather information with your official weather information office

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