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.
Overnight
73°F
Clear
Clear. Low around 73, with temperatures rising to around 75 overnight. North wind around 0 mph.
7-day forecast for Denham Springs
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 73°F | Clear | 0 mph | 0% |
| Tuesday | 95°F | Sunny | 0 to 5 mph N | 7% |
| Tuesday Night | 76°F | Mostly Clear | 0 mph | 8% |
| Wednesday | 96°F | Sunny then Chance Showers And Thunderstorms | 0 to 5 mph W | 26% |
| Wednesday Night | 75°F | Mostly Clear | 0 to 5 mph S | 8% |
| Thursday | 95°F | Sunny then Chance Showers And Thunderstorms | 0 to 5 mph S | 30% |
| Thursday Night | 75°F | Chance Showers And Thunderstorms then Mostly Clear | 0 to 5 mph SE | 30% |
| Friday | 95°F | Sunny | 0 to 5 mph E | 14% |
| Friday Night | 75°F | Mostly Clear | 0 to 5 mph E | 14% |
| Saturday | 94°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph E | 24% |
| Saturday Night | 75°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph NE | 24% |
| Sunday | 94°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph E | 45% |
| Sunday Night | 76°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph SE | 45% |
| Monday | 93°F | Showers And Thunderstorms Likely | 0 to 5 mph SE | 63% |
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
9a
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
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 Aug 4, 2026.