Cuba, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Cuba, a city in Fulton County, Illinois.
Overnight
63°F
Mostly Clear
Mostly clear, with a low around 63. South southeast wind around 2 mph.
7-day forecast for Cuba
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 63°F | Mostly Clear | 2 mph SSE | 0% |
| Tuesday | 88°F | Mostly Sunny | 2 to 6 mph S | 0% |
| Tuesday Night | 67°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 3 mph SSE | 18% |
| Wednesday | 84°F | Chance Showers And Thunderstorms | 5 mph SSW | 49% |
| Wednesday Night | 65°F | Chance Showers And Thunderstorms then Showers And Thunderstorms | 3 mph N | 86% |
| Thursday | 81°F | Showers And Thunderstorms | 2 mph S | 80% |
| Thursday Night | 63°F | Partly Cloudy | 0 mph | 10% |
| Friday | 84°F | Mostly Sunny | 0 mph | 6% |
| Friday Night | 65°F | Slight Chance Showers And Thunderstorms | 0 mph | 16% |
| Saturday | 86°F | Slight Chance Showers And Thunderstorms then Sunny | 3 mph SSW | 15% |
| Saturday Night | 70°F | Mostly Clear | 0 to 3 mph SSW | 9% |
| Sunday | 88°F | Sunny | 5 to 8 mph SSW | 6% |
| Sunday Night | 70°F | Mostly Clear then Slight Chance Showers And Thunderstorms | 6 mph SSW | 19% |
| Monday | 88°F | Slight Chance Showers And Thunderstorms then Mostly Sunny | 7 mph SSW | 19% |
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
6a
More local growing data for Cuba: nearby ZIP 61427 weather · frost dates · planting calendar · Illinois frost dates
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Vermont
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 Aug 4, 2026.