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Collinsville, AL Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Collinsville, a town in Dekalb County, Alabama.

This Afternoon
96°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms. Sunny, with a high near 96. Heat index values as high as 101. North wind around 5 mph. Chance of precipitation is 20%.

7-day forecast for Collinsville

WhenTempForecastWindPrecip
This Afternoon 96°F Slight Chance Showers And Thunderstorms 5 mph N 20%
Tonight 71°F Slight Chance Showers And Thunderstorms then Partly Cloudy 0 mph 20%
Saturday 96°F Mostly Sunny then Slight Chance Showers And Thunderstorms 0 mph 42%
Saturday Night 69°F Chance Showers And Thunderstorms 0 mph 27%
Sunday 93°F Patchy Fog then Sunny 0 to 5 mph SSE 13%
Sunday Night 68°F Partly Cloudy 0 mph 13%
Monday 93°F Sunny then Slight Chance Showers And Thunderstorms 0 mph 23%
Monday Night 68°F Chance Showers And Thunderstorms 0 mph 42%
Tuesday 91°F Chance Showers And Thunderstorms 0 to 5 mph SE 54%
Tuesday Night 66°F Chance Showers And Thunderstorms 0 to 5 mph ENE 54%
Wednesday 86°F Chance Showers And Thunderstorms 5 mph NE 33%
Wednesday Night 63°F Chance Showers And Thunderstorms then Partly Cloudy 5 mph NNE 33%
Thursday 84°F Mostly Sunny 5 to 10 mph NNE 9%
Thursday Night 60°F Mostly Clear 5 mph N 9%

Forecast source: National Weather Service (api.weather.gov) for Collinsville (34.267, -85.869). Updated through the day.

Growing snapshot for Collinsville

Last spring frost
Apr 1
First fall frost
Oct 31
Growing season
212 days
Hardiness zone
8a

More local growing data for Collinsville: nearby ZIP 35961 weather · frost dates · planting calendar · Alabama frost dates

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Climate data from the nearest NOAA station, Gadsden 19 N, Al (6.8 mi from Collinsville). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.