Algona, IA Weather & Growing Conditions
This Afternoon
58°F
Chance Rain Showers
A chance of rain showers. Cloudy. High near 58, with temperatures falling to around 55 in the afternoon. North northwest wind around 15 mph, with gusts as high as 22 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 58°F | Chance Rain Showers | 15 mph NNW | 30% |
| Tonight | 43°F | Rain Showers | 16 mph NW | 93% |
| Wednesday | 49°F | Rain Showers | 17 mph WNW | 80% |
| Wednesday Night | 40°F | Rain Showers | 15 mph WNW | 90% |
| Thursday | 49°F | Rain Showers Likely | 16 mph NNW | 56% |
| Thursday Night | 35°F | Mostly Cloudy | 6 to 13 mph N | 7% |
| Friday | 48°F | Partly Sunny | 2 to 6 mph N | 0% |
| Friday Night | 30°F | Partly Cloudy | 2 mph SE | 1% |
| Saturday | 54°F | Mostly Sunny | 2 to 7 mph SW | 3% |
| Saturday Night | 34°F | Partly Cloudy | 6 mph W | 5% |
| Sunday | 58°F | Sunny | 8 mph W | 6% |
| Sunday Night | 37°F | Mostly Clear | 8 mph SW | 2% |
| Monday | 62°F | Sunny | 8 to 13 mph WSW | 0% |
| Monday Night | 38°F | Mostly Clear | 7 mph WNW | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Algona, IA
Last spring frost
Apr 30
First fall frost
Oct 6
Growing season
160 days
Hardiness zone
5a
Explore more for Algona, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Algona, Ia (0.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.