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Baton Rouge, LA Weather Forecast

View the 9-day weather forecast for Baton Rouge, Louisiana, including daily highs and lows, rain chances, rainfall amounts, wind speeds, humidity, and short-range versus extended BlendedModel guidance.

The latest 9-day BlendedModel forecast for Baton Rouge, Louisiana is in. The warmest stretch peaks on Mon near 89, while the coolest low settles in on Fri near 74. The best rain signal shows up on Thu at 85 percent and about 4.96 inches. The outlook starts with a near-term signal before shifting to extended signal later in the period.

Forecast data refreshed automatically every few hours. Showing the latest available BlendedModel forecast for Baton Rouge, Louisiana.

Last updated:

Latest BlendedModel forecast loaded for Baton Rouge, Louisiana.

About BlendedModel
BlendedModel is an experimental forecast system developed by Engineer.Guide Research and Development Lab. Forecast pages are refreshed automatically every few hours so you always see the latest guidance.

9-Day Outlook for Baton Rouge, Louisiana

A scan-first 9-day view generated for fast daily reading, with the main call for each day and the core details underneath.

Today's Weather Story
Today looks rain likely with a solid rain chance, wind near 22 mph, and humid air, and a thunderstorm possible.
National Weather Service
Flood Watch
Flood Watch issued June 18 at 2:14AM CDT until June 19 at 7:00AM CDT by NWS New Orleans LA
Severe · Future · Starts 2026-06-18T02:14:00-05:00 · Expires 2026-06-18T16:15:00-05:00
Check Hourly Timing
A quick look at the next several hours for temperature, rain chance, wind, and storm signal.
1 AM CDT
75°
Cloudy
Precip 0% · Wind 7 mph
2 AM CDT
75°
Rain
Precip 20% · Wind 5 mph
3 AM CDT
75°
Rain
Precip 85% · Wind 9 mph
Low Storm Signal · Near-Term Signal
4 AM CDT
74°
Rain
Precip 85% · Wind 22 mph
Low Storm Signal · Near-Term Signal
5 AM CDT
78°
Rain
Precip 55% · Wind 14 mph
Low Storm Signal · Near-Term Signal
6 AM CDT
79°
Cloudy
Precip 0% · Wind 17 mph
Low Storm Signal · Near-Term Signal
7 AM CDT
81°
Cloudy
Precip 0% · Wind 14 mph
Low Storm Signal · Near-Term Signal
8 AM CDT
81°
Cloudy
Precip 0% · Wind 15 mph
Low Storm Signal · Near-Term Signal
9 AM CDT
82°
Cloudy
Precip 0% · Wind 16 mph
Low Storm Signal · Near-Term Signal
10 AM CDT
83°
Cloudy
Precip 0% · Wind 15 mph
Low Storm Signal · Near-Term Signal
11 AM CDT
85°
Cloudy
Precip 0% · Wind 14 mph
Low Storm Signal · Near-Term Signal
12 PM CDT
86°
Cloudy
Precip 0% · Wind 18 mph
Low Storm Signal · Near-Term Signal
Thu
Jun 18
87°
Low 74°
Near-Term Signal
Rain likely
Precip 85% · Rain 4.96 in · Wind 22 mph · Humidity 98%
Thunder Index
48/100
Thunderstorm Possible
A 0-100 signal blending near-term storm ingredients with extended pattern guidance.
Storm Signal
Early guidance signal
Check hourly timing Radar near Baton Rouge
Fri
Jun 19
89°
Low 75°
Near-Term Signal
Light rain possible
Precip 35% · Rain 0.06 in · Wind 13 mph · Humidity 97%
Thunder Index
26/100
Low Storm Signal
Storm Signal
Early guidance signal
Sat
Jun 20
82°
Low 75°
Extended Signal
Light rain possible
Precip 70% · Rain 0.73 in · Wind 6 mph · Humidity 93%
Thunder Index
69/100
Elevated Storm Signal
Storm Signal
Early guidance signal
Storm signal elevated - check timing and radar.
Check hourly timing Radar near Baton Rouge
Sun
Jun 21
84°
Low 79°
Extended Signal
Light rain possible
Precip 55% · Rain 0.28 in · Wind 9 mph · Humidity 93%
Thunder Index
44/100
Thunderstorm Possible
Storm Signal
Early guidance signal
Check hourly timing Radar near Baton Rouge
Mon
Jun 22
89°
Low 79°
Extended Signal
Humid
Precip 20% · Rain 0.03 in · Wind 9 mph · Humidity 95%
Thunder Index
31/100
Low Storm Signal
Storm Signal
Early guidance signal
Tue
Jun 23
88°
Low 74°
Extended Signal
Light rain possible
Precip 55% · Rain 0.21 in · Wind 6 mph · Humidity 92%
Thunder Index
43/100
Thunderstorm Possible
Storm Signal
Early guidance signal
Check hourly timing Radar near Baton Rouge
Wed
Jun 24
83°
Low 74°
Extended Signal
Light rain possible
Precip 55% · Rain 0.28 in · Wind 3 mph · Humidity 95%
Thunder Index
44/100
Thunderstorm Possible
Storm Signal
Early guidance signal
Check hourly timing Radar near Baton Rouge
Thu
Jun 25
88°
Low 75°
Extended Signal
Humid
Precip 35% · Rain 0.07 in · Wind 6 mph · Humidity 95%
Thunder Index
30/100
Low Storm Signal
Storm Signal
Early guidance signal
Fri
Jun 26
85°
Low 74°
Extended Signal
Light rain possible
Precip 55% · Rain 0.25 in · Wind 5 mph · Humidity 93%
Thunder Index
44/100
Thunderstorm Possible
Storm Signal
Early guidance signal
Check hourly timing Radar near Baton Rouge
Official alerts, when active, come from the National Weather Service.

Baton Rouge Weather Questions, Answered

Quick answers generated from the latest 9-day BlendedModel forecast for Baton Rouge, Louisiana.

Will it rain today in Baton Rouge?

Yes, rain is likely in Baton Rouge, LA today with a 85 percent chance of precipitation. Around 4.96 inches is expected.

How hot will it get in Baton Rouge today?

Today's forecast for Baton Rouge, LA calls for a high near 87 degrees and a low around 74 degrees.

Are thunderstorms expected in Baton Rouge this week?

Yes, the storm signal is elevated for Baton Rouge, LA this week. The strongest signal arrives on Sat with a Thunder Index of 69 out of 100.

What is the warmest day this week in Baton Rouge?

Mon looks like the warmest day in Baton Rouge, LA, with a high near 89 degrees.

Nearby Forecasts

Quick links to a few nearby cities if you want to compare the next 9 days around Baton Rouge, Louisiana.

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