Algona, IA Weather & Growing Conditions
Overnight
64°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Cloudy. Low around 64, with temperatures rising to around 68 overnight. West southwest wind around 8 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 64°F | Chance Showers And Thunderstorms | 8 mph WSW | 52% |
| Tuesday | 75°F | Chance Showers And Thunderstorms | 7 to 13 mph NNW | 53% |
| Tuesday Night | 56°F | Chance Showers And Thunderstorms then Mostly Cloudy | 2 to 7 mph NNW | 51% |
| Wednesday | 76°F | Mostly Sunny | 3 mph NE | 1% |
| Wednesday Night | 53°F | Mostly Clear | 3 mph SE | 1% |
| Thursday | 81°F | Sunny | 2 to 8 mph S | 0% |
| Thursday Night | 60°F | Mostly Clear | 8 mph S | 2% |
| Friday | 84°F | Sunny | 6 to 14 mph SSW | 10% |
| Friday Night | 65°F | Slight Chance Showers And Thunderstorms | 7 to 13 mph S | 24% |
| Saturday | 88°F | Slight Chance Showers And Thunderstorms then Sunny | 6 to 15 mph S | 15% |
| Saturday Night | 68°F | Slight Chance Showers And Thunderstorms | 12 to 16 mph ESE | 26% |
| Sunday | 86°F | Chance Showers And Thunderstorms then Mostly Sunny | 12 mph ESE | 26% |
| Sunday Night | 67°F | Slight Chance Showers And Thunderstorms | 12 mph SE | 30% |
| Monday | 86°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 10 to 14 mph E | 30% |
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 Aug 4, 2026.