San Mateo Weather

10:17 Friday Artboard
Sunny
Sunny
18° Feels like 18°
UV 9 Very High!
SPF 25-50
  • Today 15 Aug. Light rain 70% 0.8 mm 20° / 8° Calm 13 - 44 km/h
  • Tomorrow 16 Aug. Light rain 80% 2.1 mm 18° / 8° Calm 9 - 32 km/h
  • Sunday 17 Aug. Light rain 90% 6.8 mm 19° / 8° Calm 7 - 27 km/h
  • Monday 18 Aug. Light rain 90% 8.1 mm 19° / 8° Calm 5 - 26 km/h
  • Tuesday 19 Aug. Moderate rain 90% 11 mm 20° / 10° Calm 6 - 27 km/h
  • Wednesday 20 Aug. Moderate rain 90% 12 mm 20° / 9° Calm 5 - 25 km/h
  • Thursday 21 Aug. Moderate rain 90% 19 mm 19° / 9° Calm 6 - 27 km/h

Weather Forecast for San Mateo Today

, 15 August

Tomorrow

, 16 August
10:00 Sunny 18° Sunny
Feels Like 18°
Calm Northeast 11 - 35 km/h
UV Index 9 Very High! SPF: 25-50
  • Rain Rain 0% 0 mm
  • Humidity Humidity 51%
  • Dew Point Dew Point 7 °C
  • Clouds Clouds 0%
  • Feels Like Feels Like 18 °C
  • Visibility Visibility 60 km
  • Wind Wind - Average 11 km/h
  • Pressure Pressure 1022 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 35 km/h
  • Snowline Snowline 15748 ft
11:00 Scattered clouds 19° Scattered clouds
Feels Like 19°
Calm East 13 - 40 km/h
UV Index 11+ Extreme! SPF: 50+
  • Rain Rain 0% 0 mm
  • Humidity Humidity 47%
  • Dew Point Dew Point 7 °C
  • Clouds Clouds 18%
  • Feels Like Feels Like 19 °C
  • Visibility Visibility 60 km
  • Wind Wind - Average 13 km/h
  • Pressure Pressure 1022 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 40 km/h
  • Snowline Snowline 15420 ft
12:00 Scattered clouds 19° Scattered clouds
Feels Like 19°
Calm East 13 - 44 km/h
UV Index 11+ Extreme! SPF: 50+
  • Rain Rain 10% 0 mm
  • Humidity Humidity 45%
  • Dew Point Dew Point 7 °C
  • Clouds Clouds 25%
  • Feels Like Feels Like 19 °C
  • Visibility Visibility 55 km
  • Wind Wind - Average 13 km/h
  • Pressure Pressure 1021 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 44 km/h
  • Snowline Snowline 15420 ft
13:00 Light rain 30% 0.2 mm 18° Light rain
Feels Like 18°
Calm East 11 - 44 km/h
UV Index 11+ Extreme! SPF: 50+
  • Rain Rain 30% 0.2 mm
  • Humidity Humidity 51%
  • Dew Point Dew Point 8 °C
  • Clouds Clouds 35%
  • Feels Like Feels Like 18 °C
  • Visibility Visibility 50 km
  • Wind Wind - Average 11 km/h
  • Pressure Pressure 1021 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 44 km/h
  • Snowline Snowline 15748 ft
14:00 Light rain 40% 0.2 mm 18° Light rain
Feels Like 18°
Calm East 11 - 38 km/h
UV Index 10 Very High! SPF: 25-50
  • Rain Rain 40% 0.2 mm
  • Humidity Humidity 53%
  • Dew Point Dew Point 8 °C
  • Clouds Clouds 44%
  • Feels Like Feels Like 18 °C
  • Visibility Visibility 50 km
  • Wind Wind - Average 11 km/h
  • Pressure Pressure 1020 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 38 km/h
  • Snowline Snowline 15748 ft
15:00 Light rain 50% 0.1 mm 17° Light rain
Feels Like 17°
Calm East 9 - 44 km/h
UV Index 6 High SPF: 15-25
  • Rain Rain 50% 0.1 mm
  • Humidity Humidity 59%
  • Dew Point Dew Point 9 °C
  • Clouds Clouds 45%
  • Feels Like Feels Like 17 °C
  • Visibility Visibility 30 km
  • Wind Wind - Average 9 km/h
  • Pressure Pressure 1020 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 44 km/h
  • Snowline Snowline 15748 ft
16:00 Light rain 40% 0.3 mm 16° Light rain
Feels Like 16°
Calm East 8 - 32 km/h
UV Index 3 Moderate SPF: 6-10
  • Rain Rain 40% 0.3 mm
  • Humidity Humidity 62%
  • Dew Point Dew Point 9 °C
  • Clouds Clouds 58%
  • Feels Like Feels Like 16 °C
  • Visibility Visibility 25 km
  • Wind Wind - Average 8 km/h
  • Pressure Pressure 1020 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 32 km/h
  • Snowline Snowline 15420 ft
Scattered clouds 17:00 Scattered clouds 16° Scattered clouds
Feels Like 16°
Calm East 6 - 28 km/h
UV Index 1 Low SPF: no
Scattered clouds 17:00 Scattered clouds 40% 0.3 mm 16° Light rain
Feels Like 16°
Calm East 6 - 28 km/h
UV Index 1 Low SPF: no
  • Rain Rain 20% 0 mm
  • Humidity Humidity 68%
  • Dew Point Dew Point 10 °C
  • Clouds Clouds 54%
  • Feels Like Feels Like 16 °C
  • Visibility Visibility 30 km
  • Wind Wind - Average 6 km/h
  • Pressure Pressure 1020 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 28 km/h
  • Snowline Snowline 15420 ft
18:00 Scattered clouds 14° Scattered clouds
Feels Like 14°
Calm Northeast 8 - 32 km/h
UV Index 0 Low SPF: no
  • Rain Rain 10% 0 mm
  • Humidity Humidity 75%
  • Dew Point Dew Point 10 °C
  • Clouds Clouds 42%
  • Feels Like Feels Like 14 °C
  • Visibility Visibility 25 km
  • Wind Wind - Average 8 km/h
  • Pressure Pressure 1021 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 32 km/h
  • Snowline Snowline 15420 ft
19:00 Scattered clouds 12° Scattered clouds
Feels Like 12°
Calm Northeast 7 - 25 km/h
UV Index 0 Low SPF: no
  • Rain Rain 10% 0 mm
  • Humidity Humidity 84%
  • Dew Point Dew Point 10 °C
  • Clouds Clouds 45%
  • Feels Like Feels Like 12 °C
  • Visibility Visibility 50 km
  • Wind Wind - Average 7 km/h
  • Pressure Pressure 1022 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 25 km/h
  • Snowline Snowline 15420 ft
High clouds 20:00 High clouds 11° High clouds
Feels Like 11°
Calm Northeast 7 - 24 km/h
UV Index 0 Low SPF: no
High clouds 20:00 High clouds 11° Scattered clouds
Feels Like 11°
Calm Northeast 7 - 24 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 88%
  • Dew Point Dew Point 10 °C
  • Clouds Clouds 56%
  • Feels Like Feels Like 11 °C
  • Visibility Visibility 50 km
  • Wind Wind - Average 7 km/h
  • Pressure Pressure 1023 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 24 km/h
  • Snowline Snowline 15420 ft
21:00 Scattered clouds 11° Scattered clouds
Feels Like 11°
Calm Northeast 6 - 26 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 94%
  • Dew Point Dew Point 10 °C
  • Clouds Clouds 50%
  • Feels Like Feels Like 11 °C
  • Visibility Visibility 45 km
  • Wind Wind - Average 6 km/h
  • Pressure Pressure 1024 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 26 km/h
  • Snowline Snowline 15748 ft
22:00 Scattered clouds 10° Scattered clouds
Feels Like 9°
Calm Northeast 7 - 23 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 98%
  • Dew Point Dew Point 10 °C
  • Clouds Clouds 45%
  • Feels Like Feels Like 9 °C
  • Visibility Visibility 45 km
  • Wind Wind - Average 7 km/h
  • Pressure Pressure 1024 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 23 km/h
  • Snowline Snowline 15748 ft
Scattered clouds 23:00 Scattered clouds 9° Scattered clouds
Feels Like 9°
Calm Northeast 6 - 24 km/h
UV Index 0 Low SPF: no
Scattered clouds 23:00 Scattered clouds 9° Scattered clouds
Feels Like 9°
Calm Northeast 6 - 24 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 100%
  • Dew Point Dew Point 9 °C
  • Clouds Clouds 52%
  • Feels Like Feels Like 9 °C
  • Visibility Visibility 25 km
  • Wind Wind - Average 6 km/h
  • Pressure Pressure 1025 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 24 km/h
  • Snowline Snowline 15092 ft
24:00 Scattered clouds 9° Scattered clouds
Feels Like 9°
Calm Northeast 5 - 24 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 100%
  • Dew Point Dew Point 9 °C
  • Clouds Clouds 51%
  • Feels Like Feels Like 9 °C
  • Visibility Visibility 20 km
  • Wind Wind - Average 5 km/h
  • Pressure Pressure 1024 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 24 km/h
  • Snowline Snowline 15420 ft

Sunrise and Sunset

Sunrise 05:52 Sunset 18:29
First light 05:30 Midday 12:10 Last light 18:51
Day length 12h 37m

Remaining daylight 8h 34m

Lunar calendar

Mon Tue Wed Thu Fri Sat Sun
15
Last Quarter 		16
Last Quarter 		17
Last Quarter
18
Last Quarter 		19
Last Quarter 		20
Last Quarter 		21
New Moon 		22
New Moon 		23
New Moon 		24
New Moon
25
First Quarter 		26
First Quarter 		27
First Quarter 		28
First Quarter

Air quality in San Mateo today

Detail
69
Unhealthy PM₂₅ (61 µg/m³)
  • Health risk.
  • Consider reducing intense or prolonged outdoors activities if you experience symptoms.
  • Sensitive people should avoid intense or prolonged outdoor activities.

Weather graphs
Maximum Minimum Rainfall

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