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New Hampton, IA Weather & Growing Conditions

Overnight
62°F
Showers And Thunderstorms Likely
Showers and thunderstorms likely. Cloudy, with a low around 62. Southeast wind around 10 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
Overnight 62°F Showers And Thunderstorms Likely 10 mph SE 64%
Saturday 71°F Showers And Thunderstorms Likely 7 to 12 mph SW 59%
Saturday Night 56°F Chance Showers And Thunderstorms 9 to 14 mph N 31%
Sunday 65°F Slight Chance Rain Showers then Mostly Cloudy 17 mph NE 20%
Sunday Night 50°F Mostly Cloudy then Chance Rain Showers 15 mph NE 26%
Monday 61°F Chance Rain Showers 12 to 16 mph NE 30%
Monday Night 45°F Chance Rain Showers 8 to 12 mph NE 27%
Tuesday 59°F Mostly Sunny 10 mph NE 12%
Tuesday Night 42°F Mostly Clear 6 mph E 2%
Wednesday 63°F Sunny 7 mph E 1%
Wednesday Night 47°F Mostly Clear 5 mph E 4%
Thursday 65°F Slight Chance Rain Showers 5 mph E 15%
Thursday Night 50°F Partly Cloudy 3 mph E 4%
Friday 67°F Mostly Sunny 6 mph E 4%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for New Hampton, IA

Last spring frost
May 2
First fall frost
Oct 5
Growing season
155 days
Hardiness zone
5a

Explore more for New Hampton, IA: full frost dates · planting calendar · Iowa frost dates

Climate data from the nearest NOAA station, New Hampton, Ia (3.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.