Today | Weather | Wednesday, December 31, 2025

Active Weather Warnings

Wind Advisory

Weather in Santa Maria, California

01:23 PM

Now

59° F

Feels Like 57°

Precipitation 64 %

Wind 4 mph

UV Index (0 - 11+) 1

Humidity 88 %

Today

Day 61°

Night 55°

Precipitation 97 %

Wind 5 mph

UV Index (0 - 11+) 1

Santa Maria Weather Forecast Updated

Last updated on December 31, 2025 at 12:12 PM

Weather Forecast History

Last Year's Weather on This Day (December 31, 2024)

Day

66°

Night

37°

Wind

12 mph

UV Index

Precipitation

0 %

Air Quality in Santa Maria

NOW

35 AQI

Good air quality Dominant pollutant: O₃

Pollutant Concentrations:

PM_2.5 4.43 µg/m³

PM₁₀ 5.75 µg/m³

O₃ 0.038 ppm

NO₂ 3 ppb

SO₂ 0.1 ppb

CO 0.14 ppm

NH₃ 0 µg/m³

NO 0.23 µg/m³

PM_2.5 – 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)

PM_2.5 – 4.43 µg/m³

PM₁₀ – 5.75 µg/m³

O₃ – 74.77 µg/m³

NO₂ – 5.71 µg/m³

SO₂ – 0.19 µg/m³

CO – 163.31 µg/m³

NH₃ – 0 µg/m³

NO – 0.23 µg/m³

View Hourly Air Quality Forecast

Weather Alerts and Warnings for Santa Maria

Moderate Expected Likely

Wind Advisory

Wind Advisory issued December 31 at 9:18AM PST until January 1 at 3:00PM PST by NWS Los Angeles/Oxnard CA

Dec 31, 4:00 PM → Jan 1, 3:00 PM

WHAT: Southeast winds 15 to 25 mph with gusts 35 to 45 mph.

WHERE: A portion of southwest California.

WHEN: From 4 PM this afternoon to 3 PM PST Thursday.

IMPACTS: Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.

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Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution.

Updated: Dec 31, 12:12 PM Source: NWS Alert