Harman US

Blencoe, IA Weather & Growing Conditions

Today
75°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 2pm, then patchy smoke and showers and thunderstorms likely. Mostly cloudy. High near 75, with temperatures falling to around 73 in the afternoon. North wind 9 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
Today 75°F Chance Showers And Thunderstorms 9 to 14 mph N 64%
Tonight 59°F Patchy Smoke 2 to 12 mph NNE 64%
Wednesday 74°F Chance Rain Showers 6 mph ENE 27%
Wednesday Night 54°F Mostly Clear 1 to 5 mph ESE 2%
Thursday 81°F Mostly Sunny 1 to 8 mph SSE 1%
Thursday Night 62°F Mostly Clear 5 to 8 mph SSE 3%
Friday 86°F Sunny 5 to 10 mph S 3%
Friday Night 67°F Mostly Clear 5 to 9 mph S 8%
Saturday 91°F Sunny 5 to 18 mph S 3%
Saturday Night 71°F Mostly Clear 10 to 18 mph S 10%
Sunday 91°F Mostly Sunny 9 to 14 mph SSE 8%
Sunday Night 71°F Partly Cloudy then Slight Chance Showers And Thunderstorms 12 to 15 mph SSE 18%
Monday 91°F Slight Chance Showers And Thunderstorms then Mostly Sunny 12 to 17 mph SSE 18%
Monday Night 71°F Partly Cloudy then Slight Chance Showers And Thunderstorms 10 to 17 mph ESE 17%

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

Growing snapshot for Blencoe, IA

Last spring frost
May 1
First fall frost
Oct 3
Growing season
155 days
Hardiness zone
5a

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

Climate data from the nearest NOAA station, Little Sioux 2 Nw, Ia (6.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.