Today | Weather | Monday, December 15, 2025

Weather in Santa Maria, California

04:57 PM
Now
Night
63° F
Feels Like 61°
Precipitation 0 %
Wind 6 mph
Humidity 70 %
Today
Cloudy Weather
Day 66°
Night 45°
Precipitation 25 %
Wind 6 mph
UV Index (0 - 11+) 3

Santa Maria Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (December 15, 2024)
Cloudy Night

Day

66°

Night

37°

Wind

4 mph

Precipitation

0 %

Air Quality in Santa Maria

NOW
63 AQI
Moderate air quality Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 18.17 µg/m³
PM10 33.62 µg/m³
O3 0.055 ppm
NO2 0.8 ppb
SO2 0.5 ppb
CO 0.13 ppm
NH3 0.04 µg/m³
NO 0.01 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 acceptable; however, for some pollutants, there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution.

Show raw pollutant concentrations (µg/m³)
PM2.518.17 µg/m³
PM1033.62 µg/m³
O3108.37 µg/m³
NO21.57 µg/m³
SO21.26 µg/m³
CO154.65 µg/m³
NH30.04 µg/m³
NO0.01 µg/m³