Today | Weather | Wednesday, March 18, 2026

Weather in Elk Grove, California

07:41 AM
Now
Cloudy Weather
57° F
Feels Like 59°
Precipitation 0 %
Wind 5 mph
UV Index (0 - 11+) 1
Humidity 96 %
Today
Sunny Weather
Day 88°
Night 54°
Precipitation 0 %
Wind 5 mph
UV Index (0 - 11+) 5

Elk Grove Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (March 18, 2025)
Cloudy Weather

Day

63°

Night

36°

Wind

4 mph

UV Index

5

Precipitation

25 %

Air Quality in Elk Grove

NOW
153 AQI
Unhealthy air quality Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 61.88 µg/m³
PM10 70.53 µg/m³
O3 0.022 ppm
NO2 16.5 ppb
SO2 1.6 ppb
CO 0.37 ppm
NH3 2.54 µg/m³
NO 1.1 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:

Everyone may begin to experience health effects; members of sensitive groups may experience more serious health effects.

Show raw pollutant concentrations (µg/m³)
PM2.561.88 µg/m³
PM1070.53 µg/m³
O342.66 µg/m³
NO231.01 µg/m³
SO24.24 µg/m³
CO419.74 µg/m³
NH32.54 µg/m³
NO1.1 µg/m³