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United States weather

10 day weather forecast for San Mateo County

Thursday, April 30th, 2026, at 02:54 PM
today
Sunny
23° 10°
tomorrow
Cloudy
19° 11°
Saturday
Cloudy
16° 12°
Sunday
Patchy rain possible
16° 12°
Monday
Partly cloudy
16° 11°
Tuesday
Partly cloudy
17° 11°
Wednesday
Sunny
18° 11°
 More Details See
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San Mateo County Weather Pages

San Mateo County weather forecast

The weather forecast for San Mateo County over the next 2 days indicates comfortable conditions with temperatures ranging from 19 °F to 23 °F.

Light rain is expected on Sunday.

Wind speeds are expected to be breezy, averaging around 16 km/h.

On Saturday, a notable cooling trend with temperatures reaching 16°C.

Weather today
San Mateo County weather forecast

San Mateo County 14 days weather forecast

This weeks weather in San Mateo County. Click on a date for detailed forecasts
Thu. 30
23°
10°
Sunny
0 mm
Fri. 1
19°
11°
Cloudy
0.1 mm
Sat. 2
16°
12°
Cloudy
0.1 mm
Sun. 3
16°
12°
Patchy rain possible
0.1 mm
Mon. 4
16°
11°
Partly cloudy
0.1 mm
Tue. 5
17°
11°
Partly cloudy
0 mm
Wed. 6
18°
11°
Sunny
0 mm
Thu. 7
17°
11°
Overcast
0 mm
Fri. 8
17°
12°
Patchy rain possible
0.3 mm
Sat. 9
16°
12°
Patchy rain possible
0.5 mm
Sun. 10
18°
11°
Sunny
0 mm
Mon. 11
18°
10°
Sunny
0 mm
Tue. 12
20°
11°
Sunny
0 mm
Wed. 13
18°
11°
Partly cloudy
0 mm
Further Ahead
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Access San Mateo County weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
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San Mateo County long range weather forecast

30 day weather forecast for San Mateo County
March
May
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Moderate or heavy rain shower
13°
2
Cloudy
13°
3
Partly cloudy
17°
4
Overcast
21°
5
Overcast
19°
6
Overcast
14°
7
Patchy rain possible
14°
8
Overcast
17°
9
Overcast
18°
10
Overcast
16°
11
Overcast
14°
12
Overcast
14°
13
Overcast
17°
14
Cloudy
16°
15
Overcast
16°
16
Overcast
17°
17
Patchy rain possible
17°
18
Overcast
17°
19
Overcast
17°
20
Overcast
17°
21
Overcast
17°
22
Overcast
15°
23
Overcast
14°
24
Patchy rain possible
14°
25
Patchy rain possible
13°
26
Patchy rain possible
14°
27
Patchy rain possible
13°
28
Overcast
16°
29
Overcast
17°
30
Sunny
23°
Important Notice
Our San Mateo County long range weather forecast is based on historical data analysis rather than real-time forecasting models. While this provides a general outlook, weather conditions can change. We recommend checking the forecast closer to your planned date for the most current information.

Rain Forecast for the Next 14 Days in San Mateo County

The chart displays the expected rainfall values (in mm) over the next 14 days in San Mateo County, highlighting variations in precipitation levels for specific dates. ☔

San Mateo County Wind Speed Forecast Chart

This chart illustrates the projected daily max wind speed (in km) in San Mateo County over the next two weeks, providing insights into periods of increased or decreased wind activity. 🌀

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Location coordinates Where is San Mateo County?

Get accurate weather forecasts for San Mateo County, located at latitude 37.563 and longitude -122.326. Stay updated with localized weather information tailored for San Mateo County.

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