Cuba, IL Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Cuba, a city in Fulton County, Illinois.

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 for Cuba

When	Temp	Forecast	Wind	Precip
Tonight	52°F	Light Rain Likely	8 to 12 mph SSW	69%
Wednesday	58°F	Mostly Cloudy	12 to 15 mph SW	12%
Wednesday Night	45°F	Mostly Cloudy	10 mph SW	3%
Thursday	58°F	Partly Sunny	7 to 12 mph W	11%
Thursday Night	42°F	Mostly Cloudy then Chance Light Rain	3 to 7 mph NW	27%
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	2 mph WNW	3%
Saturday Night	34°F	Partly Cloudy	2 mph WNW	1%
Sunday	60°F	Sunny	2 to 7 mph WNW	10%
Sunday Night	35°F	Mostly Clear	3 mph W	4%
Monday	64°F	Sunny	2 to 8 mph SW	2%
Monday Night	40°F	Mostly Clear	5 mph WSW	1%
Tuesday	66°F	Sunny	5 mph WNW	0%

Forecast source: National Weather Service (api.weather.gov) for Cuba (40.494, -90.193). Updated through the day.

Growing snapshot for Cuba

Last spring frost

Apr 17

First fall frost

Oct 19

Growing season

185 days

Hardiness zone

More local growing data for Cuba: nearby ZIP 61427 weather · frost dates · planting calendar · Illinois frost dates

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Climate data from the nearest NOAA station, Havana, Il (15.1 mi from Cuba). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.