Today | Weather | Sunday, August 9, 2026
Active Weather Warnings

Weather in Elk Grove, California

02:36 PM
Now
Sunny Weather
100° F
Feels Like 104°
Precipitation 0 %
Wind 6 mph
UV Index (0 - 11+) 6
Humidity 24 %
Today
Sunny Weather
Day 102°
Night 61°
Precipitation 0 %
Wind 5 mph
UV Index (0 - 11+) 9

Warning: High UV Index Today: 9

High risk of harm from unprotected sun exposure. Take precautions: wear a hat, sunglasses, and apply sunscreen regularly if you’ll be outdoors for extended periods.

Elk Grove Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (August 9, 2025)
Night

Day

100°

Night

61°

Wind

6 mph

Precipitation

0 %

Air Quality in Elk Grove

NOW
114 AQI
Unhealthy air quality for sensitive groups Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 13.76 µg/m³
PM10 22.83 µg/m³
O3 0.074 ppm
NO2 1.4 ppb
SO2 0.8 ppb
CO 0.10 ppm
NH3 0.33 µg/m³
NO 0.36 µg/m³
PM2.5 – Fine particles <2.5μm
PM10 – Inhalable particles <10μm
O3 – Ozone
NO2 – Nitrogen dioxide
SO2 – Sulfur dioxide
CO – Carbon monoxide
NH3 – Ammonia
NO – Nitric oxide

Health Recommendations:

Members of sensitive groups may experience health effects. The general public is not likely to be affected.

Show raw pollutant concentrations (µg/m³)
PM2.513.76 µg/m³
PM1022.83 µg/m³
O3145.88 µg/m³
NO22.61 µg/m³
SO22.12 µg/m³
CO112.62 µg/m³
NH30.33 µg/m³
NO0.36 µg/m³

Weather Alerts and Warnings for Elk Grove

Moderate Expected Likely

Heat Advisory

Heat Advisory issued August 9 at 12:24AM PDT until August 9 at 10:00PM PDT by NWS Sacramento CA
Aug 9, 12:24 AM Aug 9, 10:00 PM
WHAT: High temperatures of 101 to 107 and low temperatures of 65
to 80 expected, with Moderate to Major HeatRisk.

WHERE: The Sacramento and San Joaquin Valleys, Foothills, Coast
Range, and Sierra north of Highway 50.

WHEN: Until 10 PM PDT this evening.

IMPACTS: ot temperatures may cause heat illnesses, especially
anyone without effective cooling and/or adequate hydration.

ADDITIONAL DETAILS: Hot temperatures continue today, with areas
of Major HeatRisk. Hottest temperatures and warmest overnight lows
expected in the northern Sacramento Valley and Sierra foothills
thermal belts.
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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: Aug 9, 1:09 PM Source: NWS Alert