National Weather Service Forecast for: Fond du Lac WI
Issued by: National Weather Service Milwaukee, WI
Updated: 3:32 am CDT Jun 22, 2026
 
Today

Today: Mostly sunny, with a high near 74. North wind 5 to 10 mph.
Mostly Sunny

 Tonight

Tonight: Mostly clear, with a low around 52. Northeast wind around 5 mph becoming calm in the evening.
Mostly Clear

 Tuesday

Tuesday: Mostly sunny, with a high near 76. Calm wind becoming north around 5 mph in the afternoon.
Mostly Sunny

 Tuesday
Night
Tuesday Night: A slight chance of showers, then showers and possibly a thunderstorm after 1am. Low around 57. South wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Slight Chance
Showers then
Showers
 Wednesday

Wednesday: Showers, with thunderstorms also possible after 10am. High near 76. Southwest wind around 10 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Showers

 Wednesday
Night
Wednesday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Partly cloudy, with a low around 57. West wind around 5 mph. Chance of precipitation is 50%.
Chance
Showers
 Thursday

Thursday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 75. Northwest wind 5 to 10 mph. Chance of precipitation is 30%.
Chance
Showers
 Thursday
Night
Thursday Night: Mostly clear, with a low around 56. Northwest wind around 5 mph becoming calm in the evening.
Mostly Clear

 Friday

Friday: Mostly sunny, with a high near 77.
Mostly Sunny
Hi 74 °F Lo 52 °F Hi 76 °F Lo 57 °F Hi 76 °F Lo 57 °F Hi 75 °F Lo 56 °F Hi 77 °F

 

Today
 
 Mostly sunny, with a high near 74. North wind 5 to 10 mph.
Tonight
 
 Mostly clear, with a low around 52. Northeast wind around 5 mph becoming calm in the evening.
Tuesday
 
 Mostly sunny, with a high near 76. Calm wind becoming north around 5 mph in the afternoon.
Tuesday Night
 
 A slight chance of showers, then showers and possibly a thunderstorm after 1am. Low around 57. South wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
 
 Showers, with thunderstorms also possible after 10am. High near 76. Southwest wind around 10 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
 
 A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Partly cloudy, with a low around 57. West wind around 5 mph. Chance of precipitation is 50%.
Thursday
 
 A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 75. Northwest wind 5 to 10 mph. Chance of precipitation is 30%.
Thursday Night
 
 Mostly clear, with a low around 56. Northwest wind around 5 mph becoming calm in the evening.
Friday
 
 Mostly sunny, with a high near 77.
Friday Night
 
 Mostly cloudy, with a low around 58.
Saturday
 
 Mostly sunny, with a high near 79.
Saturday Night
 
 A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 61.
Sunday
 
 A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 84.

 

Forecast from NOAA-NWS for Fond du Lac WI.