Hourly Weather Forecast for Baton Rouge, Louisiana

Hourly Weather | Today › Tuesday, March 17, 2026

Active Weather Warnings

Freeze Watch
Freeze Warning

Baton Rouge, Louisiana

5 AM

36°

Feels Like 30°

Humidity: 51%

UV Index: 0

Wind: 7 mph

6 AM

34°

Feels Like 30°

Humidity: 50%

UV Index: 0

Wind: 6 mph

7 AM

34°

Feels Like 30°

Humidity: 51%

UV Index: 0

Wind: 6 mph

8 AM

36°

Feels Like 34°

Humidity: 44%

UV Index: 1

Wind: 7 mph

9 AM

39°

Feels Like 39°

Humidity: 37%

UV Index: 2

Wind: 7 mph

10 AM

45°

Feels Like 46°

Humidity: 30%

UV Index: 3

Wind: 7 mph

11 AM

48°

Feels Like 52°

Humidity: 26%

UV Index: 5

Wind: 7 mph

12 PM

52°

Feels Like 57°

Humidity: 24%

UV Index: 6

Wind: 7 mph

1 PM

54°

Feels Like 61°

Humidity: 24%

UV Index: 7

Wind: 7 mph

2 PM

55°

Feels Like 63°

Humidity: 23%

UV Index: 6

Wind: 7 mph

3 PM

55°

Feels Like 61°

Humidity: 23%

UV Index: 5

Wind: 7 mph

4 PM

55°

Feels Like 61°

Humidity: 24%

UV Index: 3

Wind: 7 mph

5 PM

57°

Feels Like 59°

Humidity: 24%

UV Index: 2

Wind: 6 mph

6 PM

55°

Feels Like 57°

Humidity: 28%

UV Index: 1

Wind: 5 mph

7 PM

54°

Feels Like 54°

Humidity: 33%

UV Index: 0

Wind: 4 mph

8 PM

52°

Feels Like 52°

Humidity: 39%

UV Index: 0

Wind: 4 mph

9 PM

48°

Feels Like 48°

Humidity: 45%

UV Index: 0

Wind: 4 mph

10 PM

45°

Feels Like 45°

Humidity: 52%

UV Index: 0

Wind: 4 mph

11 PM

43°

Feels Like 43°

Humidity: 59%

UV Index: 0

Wind: 4 mph

Hourly Air Quality Forecast - AQI (US EPA)

5 AM

60 AQI

Moderate air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 0.5 µg/m³
PM₁₀: 0.96 µg/m³
O₃: 0.057 ppm
NO₂: 0.4 ppb
SO₂: 0.2 ppb
CO: 0.13 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

6 AM

61 AQI

Moderate air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 0.5 µg/m³
PM₁₀: 0.98 µg/m³
O₃: 0.057 ppm
NO₂: 0.4 ppb
SO₂: 0.2 ppb
CO: 0.13 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

7 AM

61 AQI

Moderate air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 0.5 µg/m³
PM₁₀: 1.02 µg/m³
O₃: 0.057 ppm
NO₂: 0.4 ppb
SO₂: 0.2 ppb
CO: 0.13 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

8 AM

57 AQI

Moderate air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 0.56 µg/m³
PM₁₀: 1.11 µg/m³
O₃: 0.056 ppm
NO₂: 0.6 ppb
SO₂: 0.3 ppb
CO: 0.13 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

9 AM

55 AQI

Moderate air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 0.66 µg/m³
PM₁₀: 1.26 µg/m³
O₃: 0.056 ppm
NO₂: 1 ppb
SO₂: 0.4 ppb
CO: 0.13 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

10 AM

55 AQI

Moderate air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 0.98 µg/m³
PM₁₀: 1.6 µg/m³
O₃: 0.056 ppm
NO₂: 1.1 ppb
SO₂: 0.5 ppb
CO: 0.13 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

11 AM

58 AQI

Moderate air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 1.35 µg/m³
PM₁₀: 1.95 µg/m³
O₃: 0.056 ppm
NO₂: 1.1 ppb
SO₂: 0.6 ppb
CO: 0.13 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

12 PM

62 AQI

Moderate air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 2 µg/m³
PM₁₀: 2.57 µg/m³
O₃: 0.058 ppm
NO₂: 1.1 ppb
SO₂: 0.7 ppb
CO: 0.13 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

1 PM

67 AQI

Moderate air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 2.75 µg/m³
PM₁₀: 3.32 µg/m³
O₃: 0.060 ppm
NO₂: 1 ppb
SO₂: 0.7 ppb
CO: 0.13 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

2 PM

75 AQI

Moderate air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 3.43 µg/m³
PM₁₀: 4.01 µg/m³
O₃: 0.062 ppm
NO₂: 0.8 ppb
SO₂: 0.7 ppb
CO: 0.13 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

3 PM

80 AQI

Moderate air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 3.47 µg/m³
PM₁₀: 4.04 µg/m³
O₃: 0.064 ppm
NO₂: 0.6 ppb
SO₂: 0.7 ppb
CO: 0.13 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

4 PM

84 AQI

Moderate air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 3.1 µg/m³
PM₁₀: 3.67 µg/m³
O₃: 0.065 ppm
NO₂: 0.5 ppb
SO₂: 0.7 ppb
CO: 0.12 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

5 PM

89 AQI

Moderate air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 2.64 µg/m³
PM₁₀: 3.22 µg/m³
O₃: 0.066 ppm
NO₂: 0.5 ppb
SO₂: 0.7 ppb
CO: 0.12 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

6 PM

89 AQI

Moderate air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 2.44 µg/m³
PM₁₀: 3.02 µg/m³
O₃: 0.066 ppm
NO₂: 0.7 ppb
SO₂: 0.8 ppb
CO: 0.12 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

7 PM

87 AQI

Moderate air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 2.32 µg/m³
PM₁₀: 2.89 µg/m³
O₃: 0.066 ppm
NO₂: 0.9 ppb
SO₂: 0.8 ppb
CO: 0.12 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

8 PM

85 AQI

Moderate air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 2.23 µg/m³
PM₁₀: 2.8 µg/m³
O₃: 0.065 ppm
NO₂: 1.1 ppb
SO₂: 0.9 ppb
CO: 0.12 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

9 PM

82 AQI

Moderate air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 2.22 µg/m³
PM₁₀: 2.79 µg/m³
O₃: 0.064 ppm
NO₂: 1.2 ppb
SO₂: 1 ppb
CO: 0.13 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

10 PM

80 AQI

Moderate air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 2.23 µg/m³
PM₁₀: 2.79 µg/m³
O₃: 0.064 ppm
NO₂: 1.1 ppb
SO₂: 1.1 ppb
CO: 0.13 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

11 PM

79 AQI

Moderate air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 2.2 µg/m³
PM₁₀: 2.75 µg/m³
O₃: 0.063 ppm
NO₂: 1 ppb
SO₂: 1.1 ppb
CO: 0.13 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

Current Real-Time Air Quality Report

Weather Alerts and Warnings for Baton Rouge

Severe Future Possible

Freeze Watch

Freeze Watch issued March 16 at 12:14AM CDT until March 17 at 10:00AM CDT by NWS New Orleans LA

Mar 16, 10:00 PM → Mar 17, 10:00 AM

WHAT: Sub-freezing temperatures as low as 26 possible.

WHERE: Portions of southeast Louisiana and southern Mississippi.

WHEN: From this evening through Tuesday morning.

IMPACTS: Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.

+ Read More

Take steps now to protect tender plants from the cold.

Updated: Mar 16, 11:34 AM Source: NWS Alert

Moderate Expected Likely

Freeze Warning

Freeze Warning issued March 16 at 7:06PM CDT until March 17 at 9:00AM CDT by NWS New Orleans LA

Mar 17, 1:00 AM → Mar 17, 9:00 AM

WHAT: Sub-freezing temperatures as low as 27 expected.

WHERE: Portions of southeast Louisiana and southern Mississippi.

WHEN: From 1 AM to 9 AM CDT Tuesday.

IMPACTS: Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.

+ Read More

Take steps now to protect tender plants from the cold.

Updated: Mar 17, 3:19 AM Source: NWS Alert

Hourly Air Quality Forecast - AQI (US EPA)

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Weather Alerts and Warnings for Baton Rouge

Freeze Watch

Freeze Warning

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