Harman US

Baton Rouge, LA Weather & Growing Conditions

This Afternoon
84°F
Slight Chance Rain Showers
A slight chance of rain showers. Partly sunny. High near 84, with temperatures falling to around 76 in the afternoon. South wind around 10 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
This Afternoon 84°F Slight Chance Rain Showers 10 mph S 18%
Tonight 66°F Chance Rain Showers 5 to 10 mph SW 29%
Wednesday 79°F Patchy Fog then Mostly Sunny 5 to 10 mph NW 15%
Wednesday Night 54°F Mostly Clear 0 to 5 mph N 1%
Thursday 81°F Sunny 0 to 5 mph NW 11%
Thursday Night 58°F Chance Rain Showers 0 to 5 mph NW 26%
Friday 80°F Mostly Sunny 5 to 10 mph N 13%
Friday Night 51°F Partly Cloudy 5 mph N 2%
Saturday 76°F Mostly Sunny 5 to 10 mph N 3%
Saturday Night 46°F Partly Cloudy 5 mph N 10%
Sunday 71°F Mostly Sunny 5 to 10 mph N 8%
Sunday Night 43°F Mostly Clear 5 mph N 3%
Monday 74°F Sunny 5 mph N 3%
Monday Night 43°F Mostly Clear 0 to 5 mph N 2%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Baton Rouge, LA

Last spring frost
Feb 25
First fall frost
Nov 26
Growing season
276 days
Hardiness zone
9a

Explore more for Baton Rouge, LA: full frost dates · planting calendar · Louisiana frost dates

Climate data from the nearest NOAA station, Baton Rouge Ryan Ap, La (0.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.