Weather forecast for: Germantown WI
Last Update: 2:36 am CDT Sep 17, 2026
Overnight: A 40 percent chance of showers. Cloudy, with a low around 58. Calm wind.
Thursday: A 30 percent chance of showers, mainly before 10am. Mostly cloudy, with a high near 72. Northeast wind around 5 mph.
Thursday Night: Partly cloudy, with a low around 55. Calm wind becoming northeast around 5 mph.
Friday: A 30 percent chance of showers after 4pm. Partly sunny, with a high near 69. East wind 5 to 10 mph.
Friday Night: Showers likely, then showers and possibly a thunderstorm after 1am. Some of the storms could produce heavy rainfall. Low around 59. East wind around 10 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Saturday: Showers and possibly a thunderstorm. High near 71. Southeast wind around 10 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Saturday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Cloudy, with a low around 56. Northeast wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between three quarters and one inch possible.
Sunday: A 30 percent chance of showers before 1pm. Mostly cloudy, with a high near 65. Breezy, with a northeast wind 15 to 20 mph, with gusts as high as 25 mph.
Sunday Night: A 30 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 52.
Monday: A 40 percent chance of showers. Mostly cloudy, with a high near 62.
Monday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 50.
Tuesday: A 20 percent chance of showers. Partly sunny, with a high near 63.
Tuesday Night: Mostly cloudy, with a low around 52.
Wednesday: Partly sunny, with a high near 68.