Today | Weather | Wednesday, December 24, 2025
Active Weather Warnings

Weather in Richmond, California

08:21 AM
Now
Cloudy Weather
54° F
Feels Like 48°
Precipitation 34 %
Wind 13 mph
UV Index (0 - 11+) 0
Humidity 89 %
Today
Partly Sunny with Showers
Day 61°
Night 54°
Precipitation 86 %
Wind 13 mph
UV Index (0 - 11+) 1

Richmond Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (December 24, 2024)
Rainy Weather

Day

59°

Night

41°

Wind

9 mph

UV Index

2

Precipitation

100 %

Air Quality in Richmond

NOW
46 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 1.52 µg/m³
PM10 5.97 µg/m³
O3 0.050 ppm
NO2 0.3 ppb
SO2 0.1 ppb
CO 0.10 ppm
NH3 0 µg/m³
NO 0 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 considered satisfactory, and air pollution poses little or no risk.

Show raw pollutant concentrations (µg/m³)
PM2.51.52 µg/m³
PM105.97 µg/m³
O398.48 µg/m³
NO20.6 µg/m³
SO20.38 µg/m³
CO114.43 µg/m³
NH30 µg/m³
NO0 µg/m³

Weather Alerts and Warnings for Richmond

Severe Future Possible

Flood Watch

Flood Watch issued December 23 at 11:39PM PST until December 26 at 10:00PM PST by NWS San Francisco CA
Dec 23, 11:39 PM Dec 26, 10:00 PM
WHAT: Flooding caused by excessive rainfall continues to be
possible from multiple lines of showers and thunderstorms, strong
at times, moving across the area.

WHERE: San Francisco County, San Mateo Peninsula, East Bay, South
Bay, and Central Coast

WHEN: Through Friday evening.

IMPACTS: Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Creeks and streams may rise out of their banks. Low water crossings
may become flooded. Flooding may occur in poor drainage and urban
areas.

ADDITIONAL DETAILS:
- Numerous lines of showers and thunderstorms will move across the
Bay Area and Central Coast through Friday evening. An additional
1-3" of rain is expected across the interior with locally higher
totals between 3-5" across the Santa Cruz Mountains and up to 8"
across the Santa Lucia Range. Flooding potential will increase
with each successive round of rain. Sharp rises in smaller creeks
and streams are expected with at least some potential for minor
flooding in mainstream rivers.
- http://www.weather.gov/safety/flood
+ Read More
You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.
Updated: Dec 24, 7:20 AM Source: NWS Alert
Moderate Expected Likely

Wind Advisory

Wind Advisory issued December 24 at 5:08AM PST until December 24 at 8:00AM PST by NWS San Francisco CA
Dec 24, 5:08 AM Dec 24, 8:00 AM
WHAT: For the first Wind Advisory, southwest winds 20 to 30 mph
with gusts up to 50 mph. For the second Wind Advisory, south winds
20 to 30 mph with gusts up to 65 mph expected.

WHERE: The East Bay and San Francisco Bay Shoreline, The Santa
Clara Valley and Eastern Hills, The Santa Cruz Mountains, Most of
San Benito County and the Cholame Hills in Southeast Monterey
County, North Bay Interior Mountains, and North Bay Interior
Valleys.

WHEN: For the first Wind Advisory, until 8 AM PST this morning.
For the second Wind Advisory, from 8 PM this evening to 10 AM PST
Thursday.

IMPACTS: Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
Strong winds may move loose debris, result in minor damage
property, and cause sporadic power outages. Travel could become
difficult, especially for high profile vehicles. The combination of
wind and moist soils will increase the risk for downed trees.
+ Read More
Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution.
Updated: Dec 24, 5:30 AM Source: NWS Alert