Harman US

Cuba, IL Weather & Growing Conditions

Tonight
52°F
Light Rain Likely
Rain likely before 2am, then a slight chance of rain showers between 2am and 4am. Mostly cloudy, with a low around 52. South southwest wind 8 to 12 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
Tonight 52°F Light Rain Likely 8 to 12 mph SSW 69%
Wednesday 58°F Mostly Cloudy 12 to 16 mph SW 13%
Wednesday Night 44°F Mostly Cloudy 10 mph SW 4%
Thursday 58°F Partly Sunny 7 to 12 mph WSW 13%
Thursday Night 41°F Mostly Cloudy then Chance Light Rain 3 to 7 mph NW 28%
Friday 54°F Mostly Cloudy 9 mph N 14%
Friday Night 35°F Mostly Cloudy 0 to 6 mph N 2%
Saturday 53°F Mostly Sunny 0 to 3 mph NW 3%
Saturday Night 34°F Partly Cloudy 2 mph W 1%
Sunday 59°F Sunny 2 to 7 mph WNW 10%
Sunday Night 35°F Mostly Clear 5 mph W 3%
Monday 64°F Sunny 2 to 8 mph SW 2%
Monday Night 40°F Mostly Clear 5 mph WSW 1%
Tuesday 65°F Sunny 5 mph WNW 0%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Cuba, IL

Last spring frost
Apr 17
First fall frost
Oct 22
Growing season
185 days
Hardiness zone
5b

Explore more for Cuba, IL: full frost dates · planting calendar · Illinois frost dates

Climate data from the nearest NOAA station, Prairie City 2S, Il (15.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.