Will it rain in San Mateo, CA in the next 24 hours?

The NWS hourly forecast does not show any hour with a 50% or higher chance of precipitation in the next 24 hours.

What is the 10-day forecast for San Mateo, CA?

The first 8 days come from the National Weather Service forecast. Days 9 to 10 (Nov 3 to Nov 4) come from the NOAA National Blend of Models, with highs of 67°F to 69°F and up to a 31% chance of precipitation. Model guidance this far out often changes.

What time is sunrise and sunset in San Mateo, CA today?

Sunrise is about 7:28 AM PDT and sunset is about 6:17 PM PDT (calculated for the center of the area, within a few minutes).

What is the normal October weather in San Mateo, CA?

At San Francisco INTL AP, the 1991 to 2020 normal high in October is 72°F and the normal low is 53°F.

Checked Oct 26, 2026

San Mateo, CA Weather

Current conditions, hourly and 10-day forecast from the National Weather Service. Times are local (PDT).

San Mateo, CA current weather

58°F

Mostly Clear

Forecast for this hour. No recent report from a nearby station.

H -- / L 54°

Coastal Flood Advisory in effect
Wildfire smoke overhead: light
No rain expected in the next 12 hours

No recent station report. NWS hourly forecast updated 10/26/2026, 9:06 PM PDT

1 active alert

From the National Weather Service for this forecast zone or county

State alerts

Minor1Minimal to no known threat

Coastal Flood AdvisorySan Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur CoastUntil Fri 10/30/2026, 5:00 PM PDT · NWS San Francisco CA

Hourly forecast

NWS, updated 9:06 PM

Now58°
11 PM57°
Tue12 AM57°
1 AM56°
2 AM56°
3 AM55°
4 AM54°
5 AM54°
6 AM54°
7 AM54°
8 AM54°
9 AM57°
10 AM59°
11 AM61°
12 PM62°
1 PM63°
2 PM63°
3 PM64°
4 PM64°
5 PM63°
6 PM61°
7 PM58°
8 PM58°
9 PM57°
10 PM56°
11 PM55°
Wed12 AM54°
1 AM54°
2 AM52°
3 AM51°
4 AM50°
5 AM50°
6 AM50°
7 AM50°
8 AM50°
9 AM52°
10 AM56°
11 AM60°
12 PM63°
1 PM65°
2 PM67°
3 PM67°
4 PM67°
5 PM66°
6 PM63°
7 PM60°
8 PM57°
9 PM56°

10-day forecast

Tap a day for details

Today10/26Low 54°High
Tonight: Mostly clear, with a low around 54. West northwest wind 8 to 15 mph, with gusts as high as 28 mph.
Mostly Clear
Tue10/27Low 50°High 64°
Tuesday: Mostly sunny, with a high near 64. West northwest wind 8 to 14 mph, with gusts as high as 21 mph.
Tuesday Night: Mostly clear, with a low around 50. West northwest wind 1 to 14 mph, with gusts as high as 21 mph.
Mostly Sunny
Wed10/28Low 51°High 68°
Wednesday: Patchy fog before 8am. Sunny, with a high near 68. North wind 2 to 7 mph.
Wednesday Night: Partly cloudy, with a low around 51. West southwest wind 1 to 7 mph.
Patchy Fog then Sunny
Thu10/29Low 52°High 66°
Thursday: Partly sunny, with a high near 66.
Thursday Night: Partly cloudy, with a low around 52.
Partly Sunny
Fri10/3016% chance of precipitationLow 50°High 62°
Friday: Mostly sunny, with a high near 62.
Friday Night: A slight chance of rain after 5am. Partly cloudy, with a low around 50.
Mostly Sunny
Sat10/3128% chance of precipitationLow 49°High 62°
Saturday: A slight chance of rain. Mostly sunny, with a high near 62.
Saturday Night: A chance of rain before 4am. Partly cloudy, with a low around 49.
Slight Chance Light Rain
Sun11/110% chance of precipitationLow 50°High 64°
Sunday: Sunny, with a high near 64.
Sunday Night: Mostly clear, with a low around 50.
Sunny
Mon11/223% chance of precipitationLow High 67°
Monday: A slight chance of rain between 4pm and 5pm. Mostly sunny, with a high near 67.
Mostly Sunny then Slight Chance Light Rain
Model blend
Tue11/3Model blend31% chance of precipitationLow 53°High 69°
Tuesday: Chance of rain. High near 69°. Low that night near 53°. About 0.15 in of precipitation.
Computer model guidance from the NOAA National Blend of Models, not a forecast written by NWS forecasters. Expect changes this far out.
Wed11/4Model blend29% chance of precipitationLow 54°High 67°
Wednesday: Partly cloudy, slight chance of rain. High near 67°. Low that night near 54°. About 0.02 in of precipitation.
Computer model guidance from the NOAA National Blend of Models, not a forecast written by NWS forecasters. Expect changes this far out.

Forecast for 37.552, -122.311 from the NWS MTR office, updated 10/26/2026, 9:06 PM PDT · Official forecast on weather.gov

Days 9 to 10: NOAA National Blend of Models, station KSQL (San Carlos Arpt, 4 mi), model run 10/26/2026, 7:00 PM PDT

From the National Weather Service; may be delayed. Not for life-safety decisions. In an emergency, call 911.

Next 6 hours

NWS hourly forecast

Now58°Mostly Clear0%15 mph
11 PM57°Mostly Clear0%15 mph
12 AM57°Mostly Clear0%14 mph
1 AM56°Mostly Clear1%13 mph
2 AM56°Partly Cloudy0%12 mph
3 AM55°Mostly Clear0%9 mph

Hourly details

Next 7 days: temperature chart, feels like, rain and snow amounts, sky cover, wind and gustsShow

Line: temperature °F. Bars: chance of precipitation.

MonNow58° 0% Sky 7%15g26
11 PM57° 0% Sky 10%15g28
Tue 10/2712 AM57° 0% Sky 12%14g28
1 AM56° 1% Sky 25%13g28
2 AM56° 0% Sky 26%12g25
3 AM55° 0% Sky 23%9g24
4 AM54° 0% Sky 25%9g23
5 AM54° 0% Sky 34%8g22
6 AM54° 0% Sky 38%8g21
7 AM54° 0% Sky 43%8g21
8 AM54° 0% Sky 48%8g18
9 AM57° 0% Sky 50%9g17
10 AM59° 0% Sky 52%10g16
11 AM61° 0% Sky 54%10g16
12 PM62° 0% Sky 34%10g16
1 PM63° 0% Sky 32%10g16
2 PM63° 0% Sky 22%10g15
3 PM64° 0% Sky 16%10g16
4 PM64° 0% Sky 8%13g18
5 PM63° 0% Sky 11%14g21
6 PM61° 0% Sky 11%14g21
7 PM58° 0% Sky 11%13g21
8 PM58° 0% Sky 16%12g18
9 PM57° 0% Sky 16%7g14
10 PM56° 0% Sky 16%5
11 PM55° 0% Sky 16%2
Wed 10/2812 AM54° 0% Sky 16%2
1 AM54° 0% Sky 16%1
2 AM52° 0% Sky 26%1
3 AM51° 0% Sky 26%1
4 AM50° 0% Sky 26%1
5 AM50° 0% Sky 26%2
6 AM50° 0% Sky 26%2
7 AM50° 0% Sky 26%2
8 AM50° 0% Sky 31%3
9 AM52° 0% Sky 31%3
10 AM56° 0% Sky 31%3
11 AM60° 0% Sky 15%5
12 PM63° 0% Sky 15%5
1 PM65° 0% Sky 15%5
2 PM67° 0% Sky 13%6
3 PM67° 0% Sky 13%6
4 PM67° 0% Sky 13%6
5 PM66° 0% Sky 15%7
6 PM63° 0% Sky 15%7
7 PM60° 0% Sky 15%7
8 PM57° 0% Sky 26%3g8
9 PM56° 0% Sky 26%3g8
10 PM55° 0% Sky 26%3g8
11 PM55° 0% Sky 33%1
Thu 10/2912 AM54° 0% Sky 33%1
1 AM54° 0% Sky 33%1
2 AM54° 0% Sky 38%1
3 AM53° 0% Sky 38%1
4 AM52° 0% Sky 38%1
5 AM52° 0% Sky 51%1
6 AM52° 0% Sky 51%1
7 AM51° 0% Sky 51%1
8 AM52° 0% Sky 54%2
9 AM55° 0% Sky 54%2
10 AM58° 0% Sky 54%2
11 AM62° 0% Sky 60%2
12 PM64° 0% Sky 60%2
1 PM65° 0% Sky 60%2
2 PM66° 0% Sky 57%2
3 PM65° 0% Sky 57%2
4 PM65° 0% Sky 57%2
5 PM63° 0% Sky 55%7
6 PM61° 0% Sky 55%7
7 PM59° 0% Sky 55%7
8 PM57° 0% Sky 55%5
9 PM56° 0% Sky 55%5
10 PM55° 0% Sky 55%5
11 PM55° 0% Sky 47%6g13
Fri 10/3012 AM55° 0% Sky 47%6g13
1 AM54° 0% Sky 47%6g13
2 AM54° 0% Sky 47%6g14
3 AM54° 0% Sky 47%6g14
4 AM53° 0% Sky 47%6g14
5 AM53° 1% Sky 42%5g16
6 AM52° 1% Sky 42%5g16
7 AM52° 1% Sky 42%5g16
8 AM52° 1% Sky 42%6g14
9 AM54° 1% Sky 42%6g14
10 AM57° 1% Sky 42%6g14
11 AM60° 1% Sky 28%9g15
12 PM61° 1% Sky 28%9g15
1 PM62° 1% Sky 28%9g15
2 PM62° 1% Sky 28%12g17
3 PM61° 1% Sky 28%12g17
4 PM60° 1% Sky 28%12g17
5 PM59° 1% Sky 22%13g18
6 PM58° 1% Sky 22%13g18
7 PM56° 1% Sky 22%13g18
8 PM55° 1% Sky 22%13g21
9 PM54° 1% Sky 22%13g21
10 PM54° 1% Sky 22%13g21
11 PM54° 4% Sky 37%12g22
Sat 10/3112 AM54° 4% Sky 37%12g22
1 AM53° 4% Sky 37%12g22
2 AM53° 4% Sky 37%6g16
3 AM53° 4% Sky 37%6g16
4 AM52° 4% Sky 37%6g16
5 AM52° 16% Sky 49%5g13
6 AM51° 16% Sky 49%5g13
7 AM50° 16% Sky 49%5g13
8 AM51° 16% Sky 49%3g9
9 AM54° 16% Sky 49%3g9
10 AM57° 16% Sky 49%3g9
11 AM60° 17% Sky 45%7g12
12 PM61° 17% Sky 45%7g12
1 PM62° 17% Sky 45%7g12
2 PM62° 17% Sky 45%6
3 PM62° 17% Sky 45%6
4 PM61° 17% Sky 45%6
5 PM60° 22% Sky 43%10
6 PM58° 22% Sky 43%10
7 PM56° 22% Sky 43%10
8 PM55° 22% Sky 43%12g18
9 PM54° 22% Sky 43%12g18
10 PM54° 22% Sky 43%12g18
11 PM54° 28% Sky 52%8g16
Sun 11/112 AM53° 28% Sky 52%8g16
1 AM53° 28% Sky 52%8g16
1 AM52° 28% Sky 52%3g10
2 AM51° 28% Sky 52%3g10
3 AM50° 28% Sky 52%3g10
4 AM50° 10% Sky 24%3g8
5 AM49° 10% Sky 24%3g8
6 AM49° 10% Sky 24%3g8
7 AM50° 10% Sky 24%5
8 AM53° 10% Sky 24%5
9 AM57° 10% Sky 24%5
10 AM60° 5% Sky 13%6
11 AM62° 5% Sky 13%6
12 PM64° 5% Sky 13%6
1 PM64° 5% Sky 13%7g13
2 PM64° 5% Sky 13%7g13
3 PM63° 5% Sky 13%7g13
4 PM62° 5% Sky 10%12
5 PM60° 5% Sky 10%12
6 PM58° 5% Sky 10%12
7 PM56° 5% Sky 10%7g12
8 PM55° 5% Sky 10%7g12
9 PM55° 5% Sky 10%7g12
10 PM55° 4% Sky 15%3
11 PM54° 4% Sky 15%3
Mon 11/212 AM54° 4% Sky 15%3
1 AM53° 4% Sky 15%2
2 AM53° 4% Sky 15%2
3 AM52° 4% Sky 15%2
4 AM52° 3% Sky 23%2
5 AM51° 3% Sky 23%2
6 AM50° 3% Sky 23%2
7 AM51° 3% Sky 23%2
8 AM54° 3% Sky 23%2

Temperature °F · chance of precipitation · amount in inches (T = trace) · sky cover · wind and gusts (g) in mph

NWS hourly forecast updated 10/26/2026, 9:06 PM PDT

Radar and satellite

National radar

NEXRAD (last 50 min) and GOES

Latest

Nearby hazards

California hazards

Severe storm and flash flood outlooks, expected rain, river flooding and wildfires near this area

Severe storm outlook today:No thunderstorm risk area over this locationOutlook map
Excessive rainfall outlook (flash flood risk):Could not check the Weather Prediction Center outlook right now.
River gauges within 40 miles at or above flood stage: None reported
Active wildfires within 50 miles: None reported

Drought

By county

San Mateo County, week of 10/20/2026

No drought or abnormal dryness in this county.

Tides nearby

NOAA tide stations

Beaches nearby

EPA BEACON beaches

Aquatic Park - Aquatic Park1.2 mi
Lakeshore Park - Lakeshore Park Rec Center1.4 mi
Kiteboard Beach - Kiteboard Beach2.2 mi
Coyote Point County Park - Coyote Point County Park2.8 mi

Frequently asked questions

Will it rain in San Mateo, CA in the next 24 hours?: The NWS hourly forecast does not show any hour with a 50% or higher chance of precipitation in the next 24 hours.
What is the 10-day forecast for San Mateo, CA?: The first 8 days come from the National Weather Service forecast. Days 9 to 10 (Nov 3 to Nov 4) come from the NOAA National Blend of Models, with highs of 67°F to 69°F and up to a 31% chance of precipitation. Model guidance this far out often changes.
What time is sunrise and sunset in San Mateo, CA today?: Sunrise is about 7:28 AM PDT and sunset is about 6:17 PM PDT (calculated for the center of the area, within a few minutes).
What is the normal October weather in San Mateo, CA?: At San Francisco INTL AP, the 1991 to 2020 normal high in October is 72°F and the normal low is 53°F.

Sun and moon

Local time, center of the area

Sunrise: 7:28 AM
Sunset: 6:17 PM
Daylight: 10 hr 49 min
Moon: Waning Gibbous 99% lit

First light (civil dawn): 7:01 AM
Last light (civil dusk): 6:44 PM
Moonrise: 6:19 PM
Moonset: 8:08 AM

Normal October weather

Climate

Normal October high 72°, low 53°, precipitation 0.79 in for the month. 1991 to 2020 normals at San Francisco INTL AP, 6 mi away.

Other places nearby

Data sources

National Weather Service APINOAA
National Blend of Models (NBM) text guidanceNOAA National Weather Service
Convective Outlooks and Storm ReportsNOAA Storm Prediction Center
Excessive Rainfall Outlook and Quantitative Precipitation ForecastsNOAA Weather Prediction Center
National Water Prediction ServiceNOAA National Weather Service
WFIGS Current Wildland Fire IncidentsNational Interagency Fire Center
Hazard Mapping System Smoke AnalysisNOAA NESDIS Office of Satellite and Product Operations
UV Index Forecast (Envirofacts)U.S. Environmental Protection Agency and NOAA
AirNowU.S. Environmental Protection Agency
NWS HeatRisk (experimental)NOAA National Weather Service
U.S. Drought MonitorNational Drought Mitigation Center, USDA and NOAA
BEACON 2.0 Beach Advisory and Closing On-line NotificationU.S. Environmental Protection Agency
U.S. Climate Normals 1991-2020NOAA National Centers for Environmental Information
Tides & Currents (CO-OPS API)NOAA Center for Operational Oceanographic Products and Services
NEXRAD radar tilesIowa Environmental Mesonet, Iowa State University
GOES-East and GOES-West GeoColor imageryNOAA NESDIS Center for Satellite Applications and Research

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About this data

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