Harman US

Blakesburg, IA Weather & Growing Conditions

Today
90°F
Mostly Sunny then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 3pm. Mostly sunny. High near 90, with temperatures falling to around 87 in the afternoon. West southwest wind around 7 mph. Chance of precipitation is 20%. New rainfall amounts between a tenth and quarter of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
Today 90°F Mostly Sunny then Slight Chance Showers And Thunderstorms 7 mph WSW 22%
Tonight 67°F Showers And Thunderstorms Likely 8 mph NNE 73%
Wednesday 77°F Showers And Thunderstorms Likely 5 to 8 mph NNE 92%
Wednesday Night 62°F Showers And Thunderstorms Likely 3 to 7 mph NNE 65%
Thursday 82°F Chance Showers And Thunderstorms then Mostly Sunny 3 mph NE 44%
Thursday Night 63°F Mostly Clear 2 mph ESE 3%
Friday 86°F Sunny 1 to 5 mph S 8%
Friday Night 67°F Mostly Clear 5 mph SSE 14%
Saturday 90°F Sunny 3 to 7 mph SSW 13%
Saturday Night 72°F Mostly Clear 8 to 12 mph SSW 11%
Sunday 92°F Mostly Sunny 10 to 14 mph SSW 11%
Sunday Night 72°F Partly Cloudy then Chance Showers And Thunderstorms 9 to 13 mph S 25%
Monday 92°F Chance Showers And Thunderstorms then Mostly Sunny 10 to 14 mph SSW 25%
Monday Night 73°F Slight Chance Showers And Thunderstorms 13 mph SSW 27%

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

Growing snapshot for Blakesburg, IA

Last spring frost
Apr 24
First fall frost
Oct 16
Growing season
173 days
Hardiness zone
5b

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

Climate data from the nearest NOAA station, Albia 3 Nne, Ia (11.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.