Today | Weather | Friday, November 13, 2026

Weather in Modesto, California

11:59 AM
Now
Rainy Weather
66° F
Feels Like 61°
Precipitation 65 %
Wind 15 mph
UV Index (0 - 11+) 1
Humidity 50 %
Today
Rainy Weather
Day 66°
Night 45°
Precipitation 100 %
Wind 10 mph
UV Index (0 - 11+) 3

Modesto Weather Forecast Updated

32 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (November 13, 2025)
Rainy Weather

Day

68°

Night

55°

Wind

5 mph

Precipitation

98 %

Air Quality in Modesto

NOW
42 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 0.53 µg/m³
PM10 1.04 µg/m³
O3 0.046 ppm
NO2 0.3 ppb
SO2 0.1 ppb
CO 0.11 ppm
NH3 0.02 µg/m³
NO 0.03 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)
PM2.5 – 0.53 µg/m³
PM10 – 1.04 µg/m³
O3 – 89.59 µg/m³
NO2 – 0.6 µg/m³
SO2 – 0.14 µg/m³
CO – 120.9 µg/m³
NH3 – 0.02 µg/m³
NO – 0.03 µg/m³