Hourly Weather Forecast for Elk Grove, California

Hourly Weather | Today › Friday, October 9, 2026

Active Weather Warnings

Heat Advisory

Elk Grove, California

6 AM

63°

Feels Like 63°

Humidity: 76%

UV Index: 0

Wind: 4 mph

7 AM

61°

Feels Like 61°

Humidity: 80%

UV Index: 0

Wind: 4 mph

8 AM

64°

Feels Like 64°

Humidity: 75%

UV Index: 1

Wind: 4 mph

9 AM

68°

Feels Like 70°

Humidity: 65%

UV Index: 2

Wind: 5 mph

10 AM

73°

Feels Like 77°

Humidity: 52%

UV Index: 2

Wind: 5 mph

11 AM

81°

Feels Like 82°

Humidity: 43%

UV Index: 3

Wind: 6 mph

12 PM

84°

Feels Like 88°

Humidity: 36%

UV Index: 4

Wind: 6 mph

1 PM

90°

Feels Like 91°

Humidity: 30%

UV Index: 4

Wind: 7 mph

2 PM

91°

Feels Like 93°

Humidity: 27%

UV Index: 4

Wind: 8 mph

3 PM

91°

Feels Like 91°

Humidity: 26%

UV Index: 3

Wind: 9 mph

4 PM

90°

Feels Like 90°

Humidity: 29%

UV Index: 2

Wind: 10 mph

5 PM

86°

Feels Like 84°

Humidity: 33%

UV Index: 2

Wind: 10 mph

6 PM

81°

Feels Like 79°

Humidity: 41%

UV Index: 1

Wind: 10 mph

7 PM

75°

Feels Like 72°

Humidity: 50%

UV Index: 0

Wind: 9 mph

8 PM

72°

Feels Like 70°

Humidity: 58%

UV Index: 0

Wind: 8 mph

9 PM

68°

Feels Like 66°

Humidity: 65%

UV Index: 0

Wind: 8 mph

10 PM

66°

Feels Like 63°

Humidity: 70%

UV Index: 0

Wind: 8 mph

11 PM

63°

Feels Like 61°

Humidity: 76%

UV Index: 0

Wind: 8 mph

Hourly Air Quality Forecast - AQI (US EPA)

6 AM

66 AQI

Moderate air quality Dominant pollutant: PM_2.5

Details

Pollutant Concentrations:

PM_2.5: 19.5 µg/m³
PM₁₀: 31.43 µg/m³
O₃: 0.026 ppm
NO₂: 9.3 ppb
SO₂: 0.8 ppb
CO: 0.22 ppm

Health Recommendations:

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

7 AM

66 AQI

Moderate air quality Dominant pollutant: PM_2.5

Details

Pollutant Concentrations:

PM_2.5: 19.59 µg/m³
PM₁₀: 31.86 µg/m³
O₃: 0.023 ppm
NO₂: 11 ppb
SO₂: 0.7 ppb
CO: 0.23 ppm

Health Recommendations:

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

8 AM

67 AQI

Moderate air quality Dominant pollutant: PM_2.5

Details

Pollutant Concentrations:

PM_2.5: 19.8 µg/m³
PM₁₀: 32.59 µg/m³
O₃: 0.018 ppm
NO₂: 14.5 ppb
SO₂: 0.7 ppb
CO: 0.26 ppm

Health Recommendations:

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

9 AM

67 AQI

Moderate air quality Dominant pollutant: PM_2.5

Details

Pollutant Concentrations:

PM_2.5: 19.8 µg/m³
PM₁₀: 33.04 µg/m³
O₃: 0.018 ppm
NO₂: 14.3 ppb
SO₂: 0.7 ppb
CO: 0.28 ppm

Health Recommendations:

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

10 AM

66 AQI

Moderate air quality Dominant pollutant: PM_2.5

Details

Pollutant Concentrations:

PM_2.5: 19.67 µg/m³
PM₁₀: 33.11 µg/m³
O₃: 0.021 ppm
NO₂: 13.1 ppb
SO₂: 0.8 ppb
CO: 0.29 ppm

Health Recommendations:

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

11 AM

66 AQI

Moderate air quality Dominant pollutant: PM_2.5

Details

Pollutant Concentrations:

PM_2.5: 19.72 µg/m³
PM₁₀: 33.06 µg/m³
O₃: 0.026 ppm
NO₂: 12.6 ppb
SO₂: 1 ppb
CO: 0.29 ppm

Health Recommendations:

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

12 PM

58 AQI

Moderate air quality Dominant pollutant: PM_2.5

Details

Pollutant Concentrations:

PM_2.5: 15.89 µg/m³
PM₁₀: 26.86 µg/m³
O₃: 0.049 ppm
NO₂: 6.6 ppb
SO₂: 1.7 ppb
CO: 0.19 ppm

Health Recommendations:

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

1 PM

65 AQI

Moderate air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 17.23 µg/m³
PM₁₀: 27.72 µg/m³
O₃: 0.059 ppm
NO₂: 4.6 ppb
SO₂: 1.6 ppb
CO: 0.17 ppm

Health Recommendations:

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

2 PM

88 AQI

Moderate air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 19.06 µg/m³
PM₁₀: 29.63 µg/m³
O₃: 0.066 ppm
NO₂: 3.3 ppb
SO₂: 1.6 ppb
CO: 0.16 ppm

Health Recommendations:

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

3 PM

90 AQI

Moderate air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 17.26 µg/m³
PM₁₀: 27.12 µg/m³
O₃: 0.067 ppm
NO₂: 2.5 ppb
SO₂: 1.2 ppb
CO: 0.15 ppm

Health Recommendations:

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

4 PM

82 AQI

Moderate air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 15.58 µg/m³
PM₁₀: 25.25 µg/m³
O₃: 0.064 ppm
NO₂: 2.4 ppb
SO₂: 1 ppb
CO: 0.14 ppm

Health Recommendations:

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

5 PM

69 AQI

Moderate air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 14.07 µg/m³
PM₁₀: 23.82 µg/m³
O₃: 0.060 ppm
NO₂: 2.8 ppb
SO₂: 0.9 ppb
CO: 0.14 ppm

Health Recommendations:

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

6 PM

52 AQI

Moderate air quality Dominant pollutant: PM_2.5

Details

Pollutant Concentrations:

PM_2.5: 12.99 µg/m³
PM₁₀: 23.14 µg/m³
O₃: 0.054 ppm
NO₂: 4.1 ppb
SO₂: 0.9 ppb
CO: 0.14 ppm

Health Recommendations:

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

7 PM

51 AQI

Moderate air quality Dominant pollutant: PM_2.5

Details

Pollutant Concentrations:

PM_2.5: 12.58 µg/m³
PM₁₀: 23.51 µg/m³
O₃: 0.048 ppm
NO₂: 5.3 ppb
SO₂: 0.9 ppb
CO: 0.15 ppm

Health Recommendations:

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

8 PM

50 AQI

Good air quality Dominant pollutant: PM_2.5

Details

Pollutant Concentrations:

PM_2.5: 12.19 µg/m³
PM₁₀: 23.92 µg/m³
O₃: 0.044 ppm
NO₂: 5.5 ppb
SO₂: 0.9 ppb
CO: 0.15 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

9 PM

49 AQI

Good air quality Dominant pollutant: PM_2.5

Details

Pollutant Concentrations:

PM_2.5: 11.67 µg/m³
PM₁₀: 23.89 µg/m³
O₃: 0.041 ppm
NO₂: 5.3 ppb
SO₂: 0.8 ppb
CO: 0.15 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

10 PM

47 AQI

Good air quality Dominant pollutant: PM_2.5

Details

Pollutant Concentrations:

PM_2.5: 11.33 µg/m³
PM₁₀: 23.98 µg/m³
O₃: 0.039 ppm
NO₂: 5.3 ppb
SO₂: 0.7 ppb
CO: 0.15 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

11 PM

45 AQI

Good air quality Dominant pollutant: PM_2.5

Details

Pollutant Concentrations:

PM_2.5: 10.86 µg/m³
PM₁₀: 23.64 µg/m³
O₃: 0.037 ppm
NO₂: 5.1 ppb
SO₂: 0.6 ppb
CO: 0.15 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

Current Real-Time Air Quality Report

Weather Alerts and Warnings for Elk Grove

Moderate Expected Likely

Heat Advisory

Heat Advisory issued October 6 at 11:32AM PDT until October 9 at 10:00PM PDT by NWS Sacramento CA

Oct 6, 11:32 AM → Oct 9, 10:00 PM

WHAT: High temperatures of 94 to 102 degrees expected and overnight low temperatures in the mid 60s to low 70s, with widespread Moderate HeatRisk and areas of Major HeatRisk. WHERE: The Sacramento and northern San Joaquin Valleys, Delta and Carquinez Strait, and foothills. WHEN: Until 10 PM PDT Friday. IMPACTS: Hot temperatures may cause heat illnesses, especially to anyone without effective cooling and/or adequate hydration. ADDITIONAL DETAILS: Hottest days expected Tuesday through Thursday.

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Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke.

Updated: Oct 7, 8:06 AM Source: NWS Alert

Hourly Air Quality Forecast - AQI (US EPA)

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Weather Alerts and Warnings for Elk Grove

Heat Advisory

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