Denham Springs, LA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Denham Springs, a city in East Baton Rouge County, Louisiana.

This Afternoon

96°F

Sunny

Sunny. High near 96, with temperatures falling to around 94 in the afternoon. East wind around 5 mph.

7-day forecast for Denham Springs

When	Temp	Forecast	Wind	Precip
This Afternoon	96°F	Sunny	5 mph E	1%
Tonight	74°F	Clear	0 to 5 mph SW	0%
Sunday	97°F	Sunny	0 to 5 mph NE	3%
Sunday Night	75°F	Mostly Clear	0 to 5 mph SW	3%
Monday	97°F	Sunny then Slight Chance Showers And Thunderstorms	0 to 5 mph N	17%
Monday Night	75°F	Slight Chance Showers And Thunderstorms then Mostly Clear	0 mph	17%
Tuesday	97°F	Sunny then Slight Chance Showers And Thunderstorms	0 to 5 mph NE	15%
Tuesday Night	75°F	Slight Chance Showers And Thunderstorms then Mostly Clear	0 to 5 mph E	15%
Wednesday	96°F	Sunny	0 to 10 mph NE	4%
Wednesday Night	74°F	Mostly Clear	0 to 5 mph NE	4%
Thursday	95°F	Sunny	5 to 10 mph NE	2%
Thursday Night	72°F	Mostly Clear	5 mph NE	2%
Friday	94°F	Sunny	5 to 10 mph NE	0%
Friday Night	71°F	Mostly Clear	5 mph NE	0%

Forecast source: National Weather Service (api.weather.gov) for Denham Springs (30.474, -90.959). Updated through the day.

Growing snapshot for Denham Springs

Last spring frost

Feb 25

First fall frost

Nov 26

Growing season

276 days

Hardiness zone

More local growing data for Denham Springs: nearby ZIP 70819 weather · frost dates · planting calendar · Louisiana frost dates

Nearby towns & communities

Baker Baton Rouge Brownfields Central Gardere Inniswold Merrydale Monticello Oak Hills Place Old Jefferson Port Allen Shenandoah Village St. George Westminster Zachary

All Louisiana locations ›

Climate data from the nearest NOAA station, Baton Rouge Ryan Ap, La (9.4 mi from Denham Springs). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.