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Glen Haven, WI Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Glen Haven, a community in Grant County, Wisconsin.

Overnight
52°F
Mostly Cloudy
Mostly cloudy. Low around 52, with temperatures rising to around 56 overnight. South wind around 9 mph.

7-day forecast for Glen Haven

WhenTempForecastWindPrecip
Overnight 52°F Mostly Cloudy 9 mph S 10%
Wednesday 55°F Chance Rain Showers 9 to 14 mph SW 43%
Wednesday Night 45°F Chance Rain Showers 10 to 14 mph SW 54%
Thursday 53°F Rain Showers Likely 12 mph NW 64%
Thursday Night 38°F Mostly Cloudy 6 to 10 mph N 13%
Friday 49°F Mostly Sunny 3 to 8 mph N 1%
Friday Night 30°F Mostly Clear 2 mph N 0%
Saturday 51°F Sunny 0 to 5 mph W 0%
Saturday Night 34°F Mostly Clear 3 mph W 2%
Sunday 56°F Sunny 3 to 8 mph W 3%
Sunday Night 35°F Mostly Clear 1 to 5 mph SW 0%
Monday 60°F Sunny 2 to 10 mph SW 0%
Monday Night 40°F Mostly Clear 2 to 6 mph W 0%
Tuesday 60°F Sunny 5 mph NW 0%

Forecast source: National Weather Service (api.weather.gov) for Glen Haven (42.836, -91.061). Updated through the day.

Growing snapshot for Glen Haven

Last spring frost
Apr 21
First fall frost
Oct 18
Growing season
178 days
Hardiness zone
5a

More local growing data for Glen Haven: nearby ZIP 53810 weather · frost dates · planting calendar · Wisconsin frost dates

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Climate data from the nearest NOAA station, Guttenberg L&D 10, Ia (5.5 mi from Glen Haven). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.