Today | Weather | Thursday, February 5, 2026

Weather in San Bernardino, California

05:36 PM
Now
Rainy Weather
75° F
Feels Like 70°
Precipitation 51 %
Wind 10 mph
Humidity 15 %
Today
Partly Sunny with Showers
Day 81°
Night 48°
Precipitation 55 %
Wind 1 mph
UV Index (0 - 11+) 4

San Bernardino Weather Forecast Updated

3 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (February 5, 2025)
Rainy Weather

Day

64°

Night

52°

Wind

4 mph

UV Index

1

Precipitation

56 %

Air Quality in San Bernardino

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

Pollutant Concentrations:

PM2.5 64.21 µg/m³
PM10 87.52 µg/m³
O3 0.060 ppm
NO2 1.5 ppb
SO2 0.3 ppb
CO 0.32 ppm
NH3 0.08 µg/m³
NO 0 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)
PM2.564.21 µg/m³
PM1087.52 µg/m³
O3117.63 µg/m³
NO22.74 µg/m³
SO20.74 µg/m³
CO363.04 µg/m³
NH30.08 µg/m³
NO0 µg/m³