Algona, IA Weather & Growing Conditions
This Afternoon
70°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Cloudy, with a high near 70. Southeast wind around 13 mph, with gusts as high as 24 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 | 70°F | Chance Showers And Thunderstorms | 13 mph SE | 34% |
| Tonight | 64°F | Showers And Thunderstorms Likely | 7 to 12 mph SE | 62% |
| Saturday | 72°F | Chance Showers And Thunderstorms | 7 to 10 mph N | 32% |
| Saturday Night | 57°F | Chance Rain Showers | 10 to 14 mph NNE | 35% |
| Sunday | 66°F | Slight Chance Rain Showers | 15 mph NE | 20% |
| Sunday Night | 52°F | Chance Rain Showers | 13 mph ENE | 33% |
| Monday | 60°F | Chance Rain Showers | 13 mph ENE | 53% |
| Monday Night | 47°F | Chance Rain Showers | 6 to 10 mph ENE | 50% |
| Tuesday | 61°F | Partly Sunny | 8 mph ENE | 10% |
| Tuesday Night | 45°F | Partly Cloudy | 6 mph E | 1% |
| Wednesday | 64°F | Mostly Sunny | 5 mph SE | 2% |
| Wednesday Night | 49°F | Partly Cloudy | 3 mph SE | 11% |
| Thursday | 68°F | Slight Chance Rain Showers | 5 mph SSE | 20% |
| Thursday Night | 52°F | Mostly Cloudy | 3 mph SSE | 8% |
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 Sep 19, 2026.