Algona, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Algona, a city in Kossuth County, Iowa.
Tonight
64°F
Patchy Fog
Patchy fog and showers and thunderstorms likely. Cloudy. Low around 64, with temperatures rising to around 67 overnight. Southeast wind 7 to 12 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.
7-day forecast for Algona
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 64°F | Patchy Fog | 7 to 12 mph SE | 61% |
| Saturday | 72°F | Patchy Fog | 7 to 10 mph N | 37% |
| Saturday Night | 57°F | Chance Rain Showers then Cloudy | 10 to 14 mph NNE | 26% |
| 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% |
| Friday | 68°F | Partly Sunny | 2 to 7 mph SE | 8% |
Forecast source: National Weather Service (api.weather.gov) for Algona (43.076, -94.232). Updated through the day.
Growing snapshot for Algona
Last spring frost
Apr 30
First fall frost
Oct 6
Growing season
160 days
Hardiness zone
5a
More local growing data for Algona: nearby ZIP 50511 weather · frost dates · planting calendar · Iowa frost dates
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Wesley
Whittemore
Climate data from the nearest NOAA station, Algona, Ia (0.6 mi from Algona). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.