53018 Weather (Delafield, WI)

Weather forecast for: Delafield WI

Last Update: 12:31 am CDT Sep 14, 2026

Overnight: Clear, with a low around 44. Calm wind.

Monday: Increasing clouds, with a high near 71. Light and variable wind becoming southeast 10 to 15 mph in the morning.

Monday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2am. Low around 63. Southeast wind around 15 mph becoming southwest after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

Tuesday: Showers likely and possibly a thunderstorm before 11am, then a slight chance of showers between 11am and noon. Cloudy, with a high near 76. West wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tuesday Night: Mostly cloudy, with a low around 56. Northwest wind around 5 mph becoming calm in the evening.

Wednesday: A 50 percent chance of showers, mainly after 1pm. Mostly cloudy, with a high near 69. East wind 5 to 10 mph.

Wednesday Night: Showers and possibly a thunderstorm. Low around 62. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

Thursday: A 40 percent chance of showers before 1pm. Mostly cloudy, with a high near 74. Northeast wind around 5 mph.

Thursday Night: A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 58.

Friday: A 40 percent chance of showers. Partly sunny, with a high near 72.

Friday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 59.

Saturday: A 50 percent chance of showers. Mostly cloudy, with a high near 75.

Saturday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 58.

Sunday: A 30 percent chance of showers. Partly sunny, with a high near 71.