Today | Weather | Friday, November 21, 2025

Weather in Roseville, California

05:27 PM
Now
Night
57° F
Feels Like 57°
Precipitation 0 %
Wind 5 mph
Humidity 76 %
Today
Cloudy Weather
Day 61°
Night 41°
Precipitation 2 %
Wind 6 mph
UV Index (0 - 11+) 3

Roseville Weather Forecast Updated

28 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (November 21, 2024)
Rainy Weather

Day

61°

Night

54°

Wind

8 mph

Precipitation

91 %

Air Quality in Roseville

NOW
36 AQI
Good air quality Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 8.7 µg/m³
PM10 15.36 µg/m³
O3 0.020 ppm
NO2 20.8 ppb
SO2 1.4 ppb
CO 0.26 ppm
NH3 1.79 µg/m³
NO 1.08 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:

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

Show raw pollutant concentrations (µg/m³)
PM2.58.7 µg/m³
PM1015.36 µg/m³
O338.58 µg/m³
NO239.11 µg/m³
SO23.62 µg/m³
CO293.7 µg/m³
NH31.79 µg/m³
NO1.08 µg/m³