BEFORE YOU HEAD OUT

Whittier weather, air quality and conditions

Plan around Whittier’s forecast, nearby weather observations and current regional air reports.

WHITTIER HILLS (REGIONAL OBSERVATION)

Current weather

Checking the latest report

Measured conditions from the National Weather Service.

PLAN YOUR TIME OUTSIDE

Peak UV forecast

Checking the forecast

The EPA's daily peak forecast, with its own forecast date.

UV index guide ↗

Gas prices

View the gas guide for available station reports and their report times. Confirm pump prices and any cash or membership conditions with the station.

Open the gas guide →

Sunrise and sunset

Plan around sunrise, sunset and the golden-hour windows, calculated for Whittier and shown in Pacific time.

Plan a golden hour →

Conditions update throughout the day.

Rivers and streams

Latest readings from U.S. Geological Survey gauges near Whittier. Provisional data, not a flood forecast; follow National Weather Service flood warnings.

San Gabriel River above Whittier Narrows Dam CA

4.8 miles from the city center

USGS gauge page ↗

Rio Hondo below Whittier Narrows Dam CA

5.1 miles from the city center

USGS gauge page ↗

Rio Hondo above Whittier Narrows Dam CA

7 miles from the city center

USGS gauge page ↗

Brea Creek below Brea Dam near Fullerton CA

7.8 miles from the city center

USGS gauge page ↗

Where Whittier's readings come from

Forecast
National Weather Service Los Angeles, CA office, forecast grid square 162,40. NWS Los Angeles, CA ↗
Current conditions
WHITTIER HILLS (WTHC1). WTHC1 recent observations ↗
Backup station
Fullerton Municipal Airport (KFUL), used when WTHC1 is not reporting. KFUL recent observations ↗
UV index
EPA daily UV forecast for ZIP code 90601. About the UV index ↗
Air quality
AirNow reporting area: S San Gabriel Vly, CA. AirNow ↗
Weather alerts
Active NWS alerts for the point at Whittier's center, in Los Angeles County. NWS alerts ↗
Climate normals
NOAA 1991–2020 normals at FULLERTON MUNI AP, CA, 7 miles away: August averages a high of 87°F and December a low of 46°F, with about 12 inches of precipitation a year. NOAA normals data ↗

Whittier weather by month

Whittier AI

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