San Mateo, CA Weather

12:41 Friday Artboard
Overcast Overcast 12° Feels like 12° Southeast Southeast 5 - 14 km/h
  • Today 20 Dec. Fog 14° / Calm 11 - 22 km/h
  • Tomorrow 21 Dec. Light rain 70% 1.4 mm 15° / 10° Calm 16 - 32 km/h
  • Sunday 22 Dec. Light rain 70% 1.4 mm 18° / 12° Calm 9 - 21 km/h
  • Monday 23 Dec. Partly cloudy 18° / 13° Calm 10 - 19 km/h
  • Tuesday 24 Dec. Light rain 90% 9.9 mm 16° / 11° Calm 26 - 48 km/h
  • Wednesday 25 Dec. Scattered clouds 13° / Calm 13 - 29 km/h
  • Thursday 26 Dec. Light rain 60% 1.5 mm 15° / Calm 18 - 37 km/h

Weather Forecast for San Mateo, CA Today

, 20 December

Tomorrow

, 21 December
13:00 Overcast 12° Overcast
Feels Like 12°
Calm Southeast 5 - 14 km/h
UV Index 1 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 77%
  • Dew Point Dew Point 8 °C
  • Clouds Clouds 99%
  • Feels Like Feels Like 12 °C
  • Visibility Visibility 35 km
  • Wind Wind - Average 5 km/h
  • Pressure Pressure 1019 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 14 km/h
  • Snowline Snowline 3700 m
14:00 Partly cloudy 13° Partly cloudy
Feels Like 13°
Calm Southwest 3 - 16 km/h
UV Index 1 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 73%
  • Dew Point Dew Point 8 °C
  • Clouds Clouds 93%
  • Feels Like Feels Like 13 °C
  • Visibility Visibility 40 km
  • Wind Wind - Average 3 km/h
  • Pressure Pressure 1019 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 16 km/h
  • Snowline Snowline 3700 m
15:00 Partly cloudy 14° Partly cloudy
Feels Like 14°
Calm West 5 - 13 km/h
UV Index 1 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 75%
  • Dew Point Dew Point 9 °C
  • Clouds Clouds 60%
  • Feels Like Feels Like 14 °C
  • Visibility Visibility 40 km
  • Wind Wind - Average 5 km/h
  • Pressure Pressure 1019 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 13 km/h
  • Snowline Snowline 3700 m
16:00 Scattered clouds 13° Scattered clouds
Feels Like 13°
Calm Northwest 4 - 16 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 83%
  • Dew Point Dew Point 10 °C
  • Clouds Clouds 24%
  • Feels Like Feels Like 13 °C
  • Visibility Visibility 35 km
  • Wind Wind - Average 4 km/h
  • Pressure Pressure 1019 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 16 km/h
  • Snowline Snowline 3700 m
17:00 Scattered clouds 11° Scattered clouds
Feels Like 11°
Calm Northwest 7 - 12 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 90%
  • Dew Point Dew Point 10 °C
  • Clouds Clouds 47%
  • Feels Like Feels Like 11 °C
  • Visibility Visibility 30 km
  • Wind Wind - Average 7 km/h
  • Pressure Pressure 1019 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 12 km/h
  • Snowline Snowline 3800 m
18:00 Scattered clouds 10° Scattered clouds
Feels Like 10°
Calm Northwest 7 - 14 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 98%
  • Dew Point Dew Point 10 °C
  • Clouds Clouds 51%
  • Feels Like Feels Like 10 °C
  • Visibility Visibility 30 km
  • Wind Wind - Average 7 km/h
  • Pressure Pressure 1019 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 14 km/h
  • Snowline Snowline 3800 m
19:00 Scattered clouds 10° Scattered clouds
Feels Like
Calm Northwest 7 - 16 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 99%
  • Dew Point Dew Point 10 °C
  • Clouds Clouds 52%
  • Feels Like Feels Like 9 °C
  • Visibility Visibility 25 km
  • Wind Wind - Average 7 km/h
  • Pressure Pressure 1020 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 16 km/h
  • Snowline Snowline 3800 m
Partly cloudy 20:00 Partly cloudy 10° Partly cloudy
Feels Like 10°
Calm West 6 - 18 km/h
UV Index 0 Low SPF: no
Partly cloudy 20:00 Partly cloudy 10° Partly cloudy
Feels Like 10°
Calm West 6 - 18 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 98%
  • Dew Point Dew Point 10 °C
  • Clouds Clouds 62%
  • Feels Like Feels Like 10 °C
  • Visibility Visibility 25 km
  • Wind Wind - Average 6 km/h
  • Pressure Pressure 1020 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 18 km/h
  • Snowline Snowline 3800 m
21:00 Partly cloudy 11° Partly cloudy
Feels Like 11°
Calm Southwest 2 - 20 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 94%
  • Dew Point Dew Point 10 °C
  • Clouds Clouds 73%
  • Feels Like Feels Like 11 °C
  • Visibility Visibility 20 km
  • Wind Wind - Average 2 km/h
  • Pressure Pressure 1021 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 20 km/h
  • Snowline Snowline 3800 m
22:00 Partly cloudy 11° Partly cloudy
Feels Like 11°
Calm South 7 - 22 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 92%
  • Dew Point Dew Point 10 °C
  • Clouds Clouds 74%
  • Feels Like Feels Like 11 °C
  • Visibility Visibility 30 km
  • Wind Wind - Average 7 km/h
  • Pressure Pressure 1021 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 22 km/h
  • Snowline Snowline 3800 m
Partly cloudy 23:00 Partly cloudy 11° Partly cloudy
Feels Like 11°
Calm Southeast 11 - 22 km/h
UV Index 0 Low SPF: no
Partly cloudy 23:00 Partly cloudy 11° Partly cloudy
Feels Like 11°
Calm Southeast 11 - 22 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 94%
  • Dew Point Dew Point 10 °C
  • Clouds Clouds 87%
  • Feels Like Feels Like 11 °C
  • Visibility Visibility 30 km
  • Wind Wind - Average 11 km/h
  • Pressure Pressure 1021 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 22 km/h
  • Snowline Snowline 3800 m
24:00 Partly cloudy 11° Partly cloudy
Feels Like 11°
Calm Southeast 10 - 21 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 94%
  • Dew Point Dew Point 10 °C
  • Clouds Clouds 92%
  • Feels Like Feels Like 11 °C
  • Visibility Visibility 30 km
  • Wind Wind - Average 10 km/h
  • Pressure Pressure 1021 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 21 km/h
  • Snowline Snowline 3800 m

Air quality in San Mateo today

Detail
36
Fair PM₂₅ (22 µg/m³)
  • Little health risk.
  • Sensitive people should consider reducing prolonged or intense outdoor activities if they experience symptoms.

Weather graphs

Maximum Minimum Rainfall
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