Swedona, IL Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Swedona, a community in Henry County, Illinois.

Overnight

68°F

Patchy Fog

Patchy fog and a chance of showers and thunderstorms. Mostly cloudy. Low around 68, with temperatures rising to around 71 overnight. Southeast wind around 10 mph. Chance of precipitation is 30%.

7-day forecast for Swedona

When	Temp	Forecast	Wind	Precip
Overnight	68°F	Patchy Fog	10 mph SE	25%
Saturday	83°F	Patchy Fog	5 to 10 mph SE	65%
Saturday Night	65°F	Chance Showers And Thunderstorms then Showers And Thunderstorms	5 to 10 mph W	86%
Sunday	72°F	Showers And Thunderstorms	10 to 15 mph NE	78%
Sunday Night	58°F	Chance Showers And Thunderstorms	15 mph NE	52%
Monday	64°F	Showers And Thunderstorms Likely	15 mph NE	65%
Monday Night	52°F	Chance Rain Showers	10 to 15 mph NE	53%
Tuesday	63°F	Chance Rain Showers	15 mph NE	29%
Tuesday Night	49°F	Partly Cloudy	5 to 15 mph NE	7%
Wednesday	67°F	Mostly Sunny	10 mph NE	1%
Wednesday Night	52°F	Partly Cloudy	5 to 10 mph NE	1%
Thursday	68°F	Mostly Sunny	5 to 10 mph NE	5%
Thursday Night	54°F	Partly Cloudy	0 to 5 mph NE	3%
Friday	72°F	Mostly Sunny	5 to 10 mph NE	3%

Forecast source: National Weather Service (api.weather.gov) for Swedona (41.280, -90.443). Updated through the day.

Growing snapshot for Swedona

Last spring frost

Apr 28

First fall frost

Oct 12

Growing season

165 days

Hardiness zone

More local growing data for Swedona: nearby ZIP 61468 weather · frost dates · planting calendar · Illinois frost dates

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Climate data from the nearest NOAA station, Altona, Il (14.9 mi from Swedona). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.