Weather Alert
San Mateo Weather Warning NWS WEATHER ALERT FOR THE SAN MATEO, CA AREA - Issued: 254 PM PDT Tue Sep 29 2026 San Mateo Weather Warning

World > North America > United States > California > San Mateo   San Mateo, CA Weather City of San Mateo, CA

San Mateo, CA Weather - Hour by Hour Forecast

Feedback E-mail the Weather

Quick Clicks

San Mateo, CA Weather - Hour by Hour Forecast

24 Hour Forecast

Current Conditions - Clear. Temperature is 62°F17°C, dew point 53°F12°C, humidity 72%. Wind direction is WNW at 10 mph16 km/h with visibility of 10 mi16 km. Barometric pressure is 29.74 in1007 mb.
Rest of Tonight - Mostly clear. Lows in the upper 50s. South winds 5 to 10 mph... Full Forecast
Wednesday - Sunny. Highs in the 70s to upper 80s. South winds up to 5 mph...Becoming northwest 5 to 15 mph in the afternoon... Full Forecast

San Mateo Hourly Weather

24 Hour Forecast Scroll
Tue, Sep 29
10:00 pm
Tue, Sep 29
11:00 pm
Wed, Sep 30
Midnight
Wed, Sep 30
1:00 am
Wed, Sep 30
2:00 am
Wed, Sep 30
3:00 am
Wed, Sep 30
4:00 am
Wed, Sep 30
5:00 am
Wed, Sep 30
6:00 am
Wed, Sep 30
7:00 am
Wed, Sep 30
8:00 am
Wed, Sep 30
9:00 am
Wed, Sep 30
10:00 am
Wed, Sep 30
11:00 am
Wed, Sep 30
Noon
Wed, Sep 30
1:00 pm
Wed, Sep 30
2:00 pm
Wed, Sep 30
3:00 pm
Wed, Sep 30
4:00 pm
Wed, Sep 30
5:00 pm
Wed, Sep 30
6:00 pm
Wed, Sep 30
7:00 pm
Wed, Sep 30
8:00 pm
Wed, Sep 30
9:00 pm
San Mateo, CA Hourly Weather - Partly Cloudy - 10:00 PM San Mateo, CA Hourly Weather - Partly Cloudy - 11:00 PM San Mateo, CA Hourly Weather - Partly Cloudy - 12:00 AM San Mateo, CA Hourly Weather - Cloudy - 1:00 AM San Mateo, CA Hourly Weather - Cloudy - 2:00 AM San Mateo, CA Hourly Weather - Cloudy - 3:00 AM San Mateo, CA Hourly Weather - Mostly Cloudy - 4:00 AM San Mateo, CA Hourly Weather - Mostly Cloudy - 5:00 AM San Mateo, CA Hourly Weather - Mostly Cloudy - 6:00 AM San Mateo, CA Hourly Weather - Mostly Cloudy - 7:00 AM San Mateo, CA Hourly Weather - Mostly Cloudy - 8:00 AM San Mateo, CA Hourly Weather - Mostly Cloudy - 9:00 AM San Mateo, CA Hourly Weather - Mostly Cloudy - 10:00 AM San Mateo, CA Hourly Weather - Mostly Cloudy - 11:00 AM San Mateo, CA Hourly Weather - Mostly Cloudy - 12:00 PM San Mateo, CA Hourly Weather - Mostly Clear - 1:00 PM San Mateo, CA Hourly Weather - Mostly Clear - 2:00 PM San Mateo, CA Hourly Weather - Mostly Clear - 3:00 PM San Mateo, CA Hourly Weather - Mostly Clear - 4:00 PM San Mateo, CA Hourly Weather - Mostly Clear - 5:00 PM San Mateo, CA Hourly Weather - Mostly Clear - 6:00 PM San Mateo, CA Hourly Weather - Mostly Cloudy - 7:00 PM San Mateo, CA Hourly Weather - Mostly Cloudy - 8:00 PM San Mateo, CA Hourly Weather - Mostly Cloudy - 9:00 PM
Partly Cloudy Partly Cloudy Partly Cloudy Cloudy Cloudy Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Clear Mostly Clear Mostly Clear Mostly Clear Mostly Clear Mostly Clear Mostly Cloudy Mostly Cloudy Mostly Cloudy
60°F16°C 59°F15°C 58°F14°C 58°F14°C 57°F14°C 57°F14°C 56°F13°C 56°F13°C 56°F13°C 57°F14°C 57°F14°C 59°F15°C 62°F17°C 64°F18°C 66°F19°C 68°F20°C 70°F21°C 69°F21°C 67°F19°C 66°F19°C 64°F18°C 62°F17°C 60°F16°C 60°F16°C
- - - - - - - - - - - - - - - - - - - - - - - -
0% 0% 0% 0% 0% 0% 0% 0% 1% 1% 1% 1% 1% 1% 0% 0% 0% 0% 0% 0% 2% 2% 2% 2%
54°F12°C 54°F12°C 54°F12°C 54°F12°C 54°F12°C 54°F12°C 53°F12°C 53°F12°C 53°F12°C 54°F12°C 54°F12°C 55°F13°C 56°F13°C 57°F14°C 57°F14°C 56°F13°C 56°F13°C 56°F13°C 55°F13°C 55°F13°C 55°F13°C 54°F12°C 54°F12°C 54°F12°C
81% 83% 87% 87% 90% 90% 90% 90% 90% 90% 90% 87% 81% 78% 73% 66% 61% 63% 65% 68% 73% 75% 81% 81%
WNW WNW WNW WNW WNW WNW W W W WNW WNW SSE SE NE SE SW NNW NW NW NW NW NW NW NW
9 mph 9 mph 9 mph 5 mph 5 mph 5 mph 4 mph 4 mph 4 mph 2 mph 2 mph 2 mph 5 mph 5 mph 5 mph 9 mph 9 mph 9 mph 12 mph 12 mph 12 mph 9 mph 9 mph 9 mph
10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 6 mi10 km 6 mi10 km 6 mi10 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km
Hour (PDT)
Weather
Clouds
Temperature
Precip. Type
POP
Dewpoint
Humidity
Wind Direction
Wind Speed
Visibility
POP = Probability of Precipitation. ** Indicates missing data/values from KSFO model statistics.

Trending Headlines

Trending Entertainment Headlines

San Mateo Radar Loop

Use the map search tool if you want to place a location marker on the radar map...
Prob Precip % = Probability of Precipitation.

San Mateo 36 Hour Forecast

POP = Probability of Precipitation. ** Indicates missing data/values from model statistics.

E-mail the San Mateo Weather Forecast

Voice your opinion or tell us about page issues...

San Mateo CA Weather - 1:53 am

What are people saying?

Contact Us