Blairsburg, IA Weather & Growing Conditions
Today
77°F
Showers And Thunderstorms Likely
Showers and thunderstorms likely. Mostly cloudy. High near 77, with temperatures falling to around 74 in the afternoon. West northwest wind around 9 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 77°F | Showers And Thunderstorms Likely | 9 mph WNW | 67% |
| Tonight | 58°F | Showers And Thunderstorms Likely | 3 to 9 mph N | 58% |
| Wednesday | 75°F | Slight Chance Showers And Thunderstorms then Partly Sunny | 6 mph NE | 16% |
| Wednesday Night | 53°F | Mostly Clear | 3 mph E | 3% |
| Thursday | 80°F | Sunny | 1 to 5 mph SSE | 1% |
| Thursday Night | 59°F | Mostly Clear | 6 mph SSE | 1% |
| Friday | 83°F | Sunny | 5 to 12 mph S | 7% |
| Friday Night | 64°F | Chance Showers And Thunderstorms | 9 mph S | 25% |
| Saturday | 86°F | Slight Chance Showers And Thunderstorms then Sunny | 6 to 12 mph S | 15% |
| Saturday Night | 69°F | Mostly Clear then Slight Chance Showers And Thunderstorms | 10 to 15 mph SSE | 18% |
| Sunday | 87°F | Slight Chance Showers And Thunderstorms then Mostly Sunny | 13 mph SSE | 18% |
| Sunday Night | 69°F | Slight Chance Showers And Thunderstorms | 9 to 13 mph SE | 32% |
| Monday | 86°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 13 mph SSE | 32% |
| Monday Night | 68°F | Slight Chance Showers And Thunderstorms | 12 to 16 mph E | 32% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Blairsburg, IA
Last spring frost
May 3
First fall frost
Oct 2
Growing season
150 days
Hardiness zone
5a
Explore more for Blairsburg, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Webster City, Ia (9.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.