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Cypress, IL Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Cypress, a village in Johnson County, Illinois.

This Afternoon
98°F
Sunny
Sunny. High near 98, with temperatures falling to around 96 in the afternoon. Southwest wind around 5 mph.

7-day forecast for Cypress

WhenTempForecastWindPrecip
This Afternoon 98°F Sunny 5 mph SW 1%
Tonight 71°F Mostly Clear 2 mph SSW 1%
Sunday 97°F Mostly Sunny 1 to 5 mph SW 2%
Sunday Night 70°F Partly Cloudy then Slight Chance Showers And Thunderstorms 2 mph NNE 20%
Monday 90°F Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms 5 mph NE 30%
Monday Night 64°F Chance Showers And Thunderstorms 5 mph NNE 30%
Tuesday 79°F Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms 5 to 9 mph N 30%
Tuesday Night 58°F Partly Cloudy 3 to 9 mph N 10%
Wednesday 78°F Mostly Sunny 7 mph N 1%
Wednesday Night 56°F Partly Cloudy 1 to 6 mph N 0%
Thursday 78°F Mostly Sunny 2 to 6 mph N 0%
Thursday Night 58°F Partly Cloudy 3 mph NNE 1%
Friday 80°F Mostly Sunny 1 to 6 mph NNE 4%
Friday Night 58°F Partly Cloudy 3 mph NNE 4%

Forecast source: National Weather Service (api.weather.gov) for Cypress (37.366, -89.019). Updated through the day.

Growing snapshot for Cypress

Last spring frost
Apr 3
First fall frost
Nov 5
Growing season
216 days
Hardiness zone
7a

More local growing data for Cypress: nearby ZIP 62923 weather · frost dates · planting calendar · Illinois frost dates

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Climate data from the nearest NOAA station, Grand Chain Dam 53, Il (9.6 mi from Cypress). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.