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New London, WI Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for New London, a city in Waupaca County, Wisconsin.

This Afternoon
63°F
Showers And Thunderstorms Likely
Showers and thunderstorms likely. Cloudy, with a high near 63. East northeast wind around 8 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.

7-day forecast for New London

WhenTempForecastWindPrecip
This Afternoon 63°F Showers And Thunderstorms Likely 8 mph ENE 66%
Tonight 52°F Chance Showers And Thunderstorms then Cloudy 8 mph NE 48%
Sunday 67°F Mostly Sunny 8 to 14 mph NE 2%
Sunday Night 47°F Mostly Cloudy 10 mph NE 0%
Monday 61°F Partly Sunny 8 to 12 mph NE 0%
Monday Night 44°F Mostly Cloudy 6 to 9 mph NE 4%
Tuesday 61°F Partly Sunny 6 to 10 mph ENE 4%
Tuesday Night 45°F Partly Cloudy 7 mph NE 3%
Wednesday 64°F Mostly Sunny 5 to 9 mph NE 3%
Wednesday Night 47°F Partly Cloudy then Patchy Fog 2 to 6 mph NE 2%
Thursday 67°F Mostly Sunny 5 mph ENE 7%
Thursday Night 50°F Mostly Cloudy 2 mph NNE 7%
Friday 71°F Partly Sunny 2 mph NE 4%
Friday Night 50°F Partly Cloudy 1 mph NE 3%

Forecast source: National Weather Service (api.weather.gov) for New London (44.396, -88.739). Updated through the day.

Growing snapshot for New London

Last spring frost
May 4
First fall frost
Oct 6
Growing season
153 days
Hardiness zone
5a

More local growing data for New London: nearby ZIP 54961 weather · frost dates · planting calendar · Wisconsin frost dates

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Climate data from the nearest NOAA station, New London, Wi (4.1 mi from New London). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.