San Mateo, California 7 Day & Night Forecast & Conditions

Current Conditions

Maps Alerts Climate Index

Clear 71°F 22°C Heat Index: 71°F	Observed at: San Mateo, CA	Elevation: 20 ft | 6 m
	Last Updated: July 29, 5:30 PM Timezone: GMT -5/-4
	Sky Conditions: Clear	Temperature: 71°F | 22°C
	Pressure: 29.84 in | 1010.5 mb	Dewpoint: 56°F | 13°C
	Humidity: 60%	Wind: WNW 12 mph | WNW 19 kph
	Feels Like: 68°F | 20°C	Visibility: 59.3 mi | 95.5 km
	Lat/Long: 37.563 | -122.3255	Sunrise: 6:11 AM   Sunset: 8:20 PM

7 Day Graphical Forecast

Valid: 5:33 PM 7/29/2026

Today Foggy 75 |55 °F 24 |13 °C 1% Chance Precipitation Thursday Clear 78 |57 °F 25 |14 °C 1% Chance Precipitation Friday Clear 85 |56 °F 29 |13 °C 0% Chance Precipitation Saturday Clear 85 |59 °F 29 |15 °C 0% Chance Precipitation Sunday Mostly Clear 87 |59 °F 30 |15 °C 0% Chance Precipitation Monday Clear 90 |58 °F 32 |15 °C 0% Chance Precipitation Tuesday Clear 90 |63 °F 32 |17 °C 0% Chance Precipitation

7 Hour Graphical Forecast

Valid: 5:33 PM 7/29/2026

5 PM Clear 72 °F 1% Chance Precipitation

6 PM Clear 70 °F 1% Chance Precipitation

7 PM Clear 69 °F 0% Chance Precipitation

8 PM Clear 66 °F 1% Chance Precipitation

9 PM Clear 63 °F 1% Chance Precipitation

10 PM Clear 61 °F 0% Chance Precipitation

11 PM Clear 60 °F 0% Chance Precipitation

7 Day Textual Forecast - with QPF, Max Wind, Humidity, Snowfall & UV Index

7 Day & Night Weather Forecast for San Mateo, CA - (Fahrenheit & Celsius) Valid: 5:33 PM 7/29/2026 Today Foggy with a high near 75°F [24°C]. W wind to around 12 mph [19 kph], with gusts to near 20 mph [32 kph]. Dewpoint near 56°F [13°C] with humidity of 91%. Pressure around 29.84 in [1010.5 mb]. UV Index: 8.1. Chance of precipitation 1% with QPF of 0.00 in [0.0 mm]. Tonight Foggy with a low around 55°F [13°C]. W wind to around 12 mph [19 kph], with gusts to near 20 mph [32 kph]. Chance of precipitation 1% with QPF of 0.00 in [0.0 mm]. Thursday Clear with a high near 78°F [25°C]. W wind to around 13 mph [21 kph], with gusts to near 26 mph [42 kph]. Dewpoint near 56°F [13°C] with humidity of 77%. Pressure around 29.84 in [1010.5 mb]. UV Index: 8.2. Chance of precipitation 1% with QPF of 0.00 in [0.0 mm]. Thursday Night Clear with a low around 57°F [14°C]. W wind to around 13 mph [21 kph], with gusts to near 26 mph [42 kph]. Chance of precipitation 1% with QPF of 0.00 in [0.0 mm]. Friday Clear with a high near 85°F [29°C]. SW wind to around 8 mph [13 kph], with gusts to near 18 mph [28 kph]. Dewpoint near 56°F [13°C] with humidity of 77%. Pressure around 29.84 in [1010.5 mb]. UV Index: 8.15. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Friday Night Clear with a low around 56°F [13°C]. SW wind to around 8 mph [13 kph], with gusts to near 18 mph [28 kph]. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Saturday Clear with a high near 85°F [29°C]. WSW wind to around 9 mph [14 kph], with gusts to near 10 mph [16 kph]. Dewpoint near 56°F [13°C] with humidity of 87%. Pressure around 29.84 in [1010.5 mb]. UV Index: 8.1. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Saturday Night Clear with a low around 59°F [15°C]. WSW wind to around 9 mph [14 kph], with gusts to near 10 mph [16 kph]. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Sunday Mostly Clear with a high near 87°F [30°C]. SW wind to around 8 mph [13 kph], with gusts to near 9 mph [15 kph]. Dewpoint near 56°F [13°C] with humidity of 84%. Pressure around 29.84 in [1010.5 mb]. UV Index: 8.1. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Sunday Night Mostly Clear with a low around 59°F [15°C]. SW wind to around 8 mph [13 kph], with gusts to near 9 mph [15 kph]. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Monday Clear with a high near 90°F [32°C]. SW wind to around 7 mph [11 kph], with gusts to near 9 mph [14 kph]. Dewpoint near 56°F [13°C] with humidity of 82%. Pressure around 29.84 in [1010.5 mb]. UV Index: 7.95. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Monday Night Clear with a low around 58°F [15°C]. SW wind to around 7 mph [11 kph], with gusts to near 9 mph [14 kph]. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Tuesday Clear with a high near 90°F [32°C]. WSW wind to around 7 mph [12 kph], with gusts to near 9 mph [14 kph]. Dewpoint near 56°F [13°C] with humidity of 65%. Pressure around 29.84 in [1010.5 mb]. UV Index: 7.95. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Tuesday Night Clear with a low around 63°F [17°C]. WSW wind to around 7 mph [12 kph], with gusts to near 9 mph [14 kph]. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm].

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7 Day and Night - QPF Forecast for San Mateo, CA

Today: 0.0 mm | 0.00 in

Tonight: 0.0 mm | 0.00 in

Thursday: 0.0 mm | 0.00 in

Thursday Night: 0.0 mm | 0.00 in

Friday: 0.0 mm | 0.00 in

Friday Night: 0.0 mm | 0.00 in

Saturday: 0.0 mm | 0.00 in

Saturday Night: 0.0 mm | 0.00 in

Sunday: 0.0 mm | 0.00 in

Sunday Night: 0.0 mm | 0.00 in

Monday: 0.0 mm | 0.00 in

Monday Night: 0.0 mm | 0.00 in

Tuesday: 0.0 mm | 0.00 in

Tuesday Night: 0.0 mm | 0.00 in

7 Day and Night - Maximum Wind Speed Forecast for San Mateo, CA

Today: W @ 19 kph | 12 mph

Tonight: W @ 19 kph | 12 mph

Thursday: W @ 21 kph | 13 mph

Thursday Night: W @ 21 kph | 13 mph

Friday: SW @ 13 kph | 8 mph

Friday Night: SW @ 13 kph | 8 mph

Saturday: WSW @ 14 kph | 9 mph

Saturday Night: WSW @ 14 kph | 9 mph

Sunday: SW @ 13 kph | 8 mph

Sunday Night: SW @ 13 kph | 8 mph

Monday: SW @ 11 kph | 7 mph

Monday Night: SW @ 11 kph | 7 mph

Tuesday: WSW @ 12 kph | 7 mph

Tuesday Night: WSW @ 12 kph | 7 mph

7 Day and Night - Maximum Humidity Forecast for San Mateo, CA

Today: 91 %

Tonight: 91 %

Thursday: 77 %

Thursday Night: 77 %

Friday: 77 %

Friday Night: 77 %

Saturday: 87 %

Saturday Night: 87 %

Sunday: 84 %

Sunday Night: 84 %

Monday: 82 %

Monday Night: 82 %

Tuesday: 65 %

Tuesday Night: 65 %

7 Day and Night - Snowfall Totals Forecast for San Mateo, CA

Today: 0.0 cm | 0.00 in

Tonight: 0.0 cm | 0.00 in

Thursday: 0.0 cm | 0.00 in

Thursday Night: 0.0 cm | 0.00 in

Friday: 0.0 cm | 0.00 in

Friday Night: 0.0 cm | 0.00 in

Saturday: 0.0 cm | 0.00 in

Saturday Night: 0.0 cm | 0.00 in

Sunday: 0.0 cm | 0.00 in

Sunday Night: 0.0 cm | 0.00 in

Monday: 0.0 cm | 0.00 in

Monday Night: 0.0 cm | 0.00 in

Tuesday: 0.0 cm | 0.00 in

Tuesday Night: 0.0 cm | 0.00 in

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