Harman US

Nichols, IA Weather & Growing Conditions

Tonight
65°F
Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
A slight chance of rain showers before 10pm, then a chance of showers and thunderstorms between 10pm and 11pm, then showers and thunderstorms likely between 11pm and 1am, then showers and thunderstorms. Some of the storms could produce heavy rain. Mostly cloudy. Low around 65, with temperatures rising to around 68 overnight. North wind 0 to 5 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

7-day forecast

WhenTempForecastWindPrecip
Tonight 65°F Chance Showers And Thunderstorms then Showers And Thunderstorms Likely 0 to 5 mph N 89%
Sunday 69°F Showers And Thunderstorms Likely 5 to 15 mph NE 69%
Sunday Night 57°F Showers And Thunderstorms Likely 10 to 15 mph NE 57%
Monday 63°F Rain Showers Likely 10 to 15 mph NE 72%
Monday Night 53°F Rain Showers Likely 10 mph NE 72%
Tuesday 62°F Chance Rain Showers 10 mph NE 52%
Tuesday Night 49°F Partly Cloudy 5 to 10 mph NE 6%
Wednesday 65°F Mostly Sunny 5 mph NE 2%
Wednesday Night 52°F Partly Cloudy 0 to 5 mph NE 1%
Thursday 68°F Partly Sunny 0 to 5 mph NE 6%
Thursday Night 56°F Slight Chance Rain Showers 0 mph 17%
Friday 71°F Slight Chance Rain Showers then Partly Sunny 0 to 5 mph E 16%
Friday Night 57°F Partly Cloudy 0 to 5 mph E 9%
Saturday 71°F Mostly Sunny 0 to 5 mph E 8%

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

Growing snapshot for Nichols, IA

Last spring frost
Apr 24
First fall frost
Oct 14
Growing season
172 days
Hardiness zone
5b

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

Climate data from the nearest NOAA station, Muscatine, Ia (12.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.