Today | Weather | Wednesday, August 13, 2025

Concord, California. 12:41 AM

Now

63° F

Feels Like 57°

Precipitation 0 %

Wind 13 mph

Humidity 81 %

Today

Day 84°

Night 57°

Precipitation 0 %

Wind 14 mph

UV Index (0 - 11+) 9

Warning: High UV Index Today: 9

High risk of harm from unprotected sun exposure. Take precautions: wear a hat, sunglasses, and apply sunscreen regularly if you’ll be outdoors for extended periods.

Other:

Mostly bright and clear.

Concord Weather Forecast Updated

47 minutes ago

Last updated on August 12, 2025 11:54 PM

Weather Forecast History

Last Year's Weather on This Day (August 13, 2024)

Day

90°

Night

59°

Air quality in Concord

NOW

38 AQI

Good air quality Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 7.28 µg/m³

PM10 8.70 µg/m³

O₃ 17.81 ppb

NO₂ 5.16 ppb

SO₂ 0.46 ppb

CO 149.26 ppb

PM_2.5 – Fine particles <2.5μm

PM₁₀ – Inhalable particles <10μm

O₃ – Ozone

NO₂ – Nitrogen dioxide

SO₂ – Sulfur dioxide

CO – Carbon monoxide

Health Recommendations:

With this level of air quality, you have no limitations. Enjoy the outdoors