Astoria, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Astoria, a town in Fulton County, Illinois.
This Afternoon
69°F
Light Rain
Rain and a chance of thunderstorms. Cloudy. High near 69, with temperatures falling to around 64 in the afternoon. South southeast wind around 20 mph, with gusts as high as 33 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Astoria
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 69°F | Light Rain | 20 mph SSE | 90% |
| Tonight | 52°F | Light Rain Likely | 12 to 17 mph SSW | 65% |
| Wednesday | 58°F | Chance Rain Showers then Mostly Cloudy | 13 to 17 mph SW | 10% |
| Wednesday Night | 44°F | Mostly Cloudy | 10 mph WSW | 2% |
| Thursday | 59°F | Mostly Sunny | 8 to 14 mph W | 8% |
| Thursday Night | 42°F | Mostly Cloudy then Slight Chance Light Rain | 7 mph NW | 19% |
| Friday | 54°F | Mostly Cloudy | 7 to 10 mph N | 13% |
| Friday Night | 36°F | Mostly Cloudy | 1 to 7 mph N | 1% |
| Saturday | 53°F | Mostly Sunny | 2 mph WNW | 2% |
| Saturday Night | 35°F | Partly Cloudy | 0 to 3 mph W | 1% |
| Sunday | 60°F | Sunny | 3 to 7 mph WNW | 7% |
| Sunday Night | 35°F | Mostly Clear | 5 mph W | 4% |
| Monday | 64°F | Sunny | 3 to 9 mph SW | 1% |
| Monday Night | 40°F | Mostly Clear | 6 mph WSW | 1% |
Forecast source: National Weather Service (api.weather.gov) for Astoria (40.228, -90.357). Updated through the day.
Growing snapshot for Astoria
Last spring frost
Apr 17
First fall frost
Oct 19
Growing season
185 days
Hardiness zone
6a
More local growing data for Astoria: nearby ZIP 61501 weather · frost dates · planting calendar · Illinois frost dates
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Climate data from the nearest NOAA station, Havana, Il (14 mi from Astoria). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.