Today | Weather | Wednesday, September 17, 2025

Weather in Huntington Beach, California

02:10 AM
Now
Night
70° F
Feels Like 70°
Precipitation 0 %
Wind 5 mph
Humidity 86 %
Today
Cloudy Weather
Day 75°
Night 68°
Precipitation 22 %
Wind 13
UV Index (0 - 11+) 11

Warning: Extreme UV Index Today: 11+

Overexposure to the sun's harmful UV rays can cause sunburn and increase the risk of developing skin cancer, including melanoma. Protect yourself by wearing clothing that covers your skin, sunglasses, and a hat. Apply a broad-spectrum sunscreen with an SPF of 30 or higher every two hours, even on cloudy days. Minimize direct sun exposure during peak hours (10 AM to 4 PM) to reduce the risk.

Huntington Beach Weather Forecast Updated

2 minutes ago
Last updated on

Weather Forecast History

Last Year's Weather on This Day (September 17, 2024)

Cloudy Weather

Day

73°

Night

63°

Wind

7 mph

UV Index

6

Precipitation

6

Air quality in Huntington Beach

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

Pollutant Concentrations:

PM2.5 11.80 µg/m³
PM10 18.45 µg/m³
O₃ 25.81 ppb
NO₂ 15.53 ppb
SO₂ 1.55 ppb
CO 226.44 ppb
PM2.5 – Fine particles <2.5μm
PM10 – Inhalable particles <10μm
O3 – Ozone
NO2 – Nitrogen dioxide
SO2 – Sulfur dioxide
CO – Carbon monoxide

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.