Harman US

Farnhamville, IA Weather & Growing Conditions

Today
77°F
Showers And Thunderstorms
Showers and thunderstorms. Mostly cloudy. High near 77, with temperatures falling to around 73 in the afternoon. North wind around 8 mph. Chance of precipitation is 80%. New rainfall amounts less than a tenth of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
Today 77°F Showers And Thunderstorms 8 mph N 76%
Tonight 59°F Showers And Thunderstorms Likely 3 to 7 mph N 61%
Wednesday 74°F Slight Chance Showers And Thunderstorms 2 to 6 mph NE 21%
Wednesday Night 54°F Mostly Clear 1 mph ENE 2%
Thursday 81°F Sunny 0 to 3 mph SSE 1%
Thursday Night 60°F Mostly Clear 3 mph SSE 2%
Friday 85°F Sunny 2 to 7 mph S 6%
Friday Night 65°F Slight Chance Showers And Thunderstorms 6 mph S 16%
Saturday 89°F Mostly Sunny 2 to 9 mph S 10%
Saturday Night 69°F Mostly Clear then Slight Chance Showers And Thunderstorms 6 to 9 mph SSE 18%
Sunday 89°F Slight Chance Showers And Thunderstorms then Mostly Sunny 9 mph SSE 18%
Sunday Night 68°F Slight Chance Showers And Thunderstorms 8 mph SSE 31%
Monday 88°F Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms 10 mph SSE 31%
Monday Night 69°F Mostly Cloudy then Chance Showers And Thunderstorms 10 mph E 30%

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

Growing snapshot for Farnhamville, IA

Last spring frost
Apr 26
First fall frost
Oct 10
Growing season
167 days
Hardiness zone
5a

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

Climate data from the nearest NOAA station, Rockwell City, Ia (12.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.