San Mateo, California 7 Day & Night Forecast & Conditions

Current Conditions

Maps Alerts Climate Index

Clear 70°F 21°C	Observed at: San Mateo, CA	Elevation: 20 ft | 6 m
	Last Updated: July 27, 5:00 PM Timezone: GMT -5/-4
	Sky Conditions: Clear	Temperature: 70°F | 21°C
	Pressure: 29.96 in | 1014.5 mb	Dewpoint: 54°F | 12°C
	Humidity: 57%	Wind: WNW 13 mph | WNW 21 kph
	Feels Like: 66°F | 19°C	Visibility: 60.3 mi | 97.1 km
	Lat/Long: 37.563 | -122.3255	Sunrise: 6:09 AM   Sunset: 8:22 PM

7 Day Graphical Forecast

Valid: 4:04 PM 7/29/2026

Today Foggy 73 |55 °F 23 |13 °C 1% Chance Precipitation Tuesday Clear 74 |54 °F 23 |12 °C 1% Chance Precipitation Wednesday Clear 82 |57 °F 28 |14 °C 0% Chance Precipitation Thursday Clear 83 |58 °F 28 |15 °C 0% Chance Precipitation Friday Clear 90 |59 °F 32 |15 °C 0% Chance Precipitation Saturday Clear 83 |60 °F 28 |15 °C 0% Chance Precipitation Sunday Clear 81 |59 °F 27 |15 °C 0% Chance Precipitation

7 Hour Graphical Forecast

Valid: 4:04 PM 7/29/2026

4 PM Clear 78 °F 0% Chance Precipitation

5 PM Clear 75 °F 0% Chance Precipitation

6 PM Clear 72 °F 0% Chance Precipitation

7 PM Clear 70 °F 0% Chance Precipitation

8 PM Clear 67 °F 0% Chance Precipitation

9 PM Clear 64 °F 0% Chance Precipitation

10 PM Clear 63 °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: 4:04 PM 7/29/2026 Today Foggy with a high near 73°F [23°C]. W wind to around 13 mph [21 kph], with gusts to near 22 mph [36 kph]. Dewpoint near 54°F [12°C] with humidity of 85%. Pressure around 29.96 in [1014.5 mb]. UV Index: 8.15. 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 13 mph [21 kph], with gusts to near 22 mph [36 kph]. Chance of precipitation 1% with QPF of 0.00 in [0.0 mm]. Tuesday Clear with a high near 74°F [23°C]. W wind to around 13 mph [22 kph], with gusts to near 27 mph [44 kph]. Dewpoint near 54°F [12°C] with humidity of 82%. Pressure around 29.96 in [1014.5 mb]. UV Index: 8.15. Chance of precipitation 1% with QPF of 0.00 in [0.0 mm]. Tuesday Night Clear with a low around 54°F [12°C]. W wind to around 13 mph [22 kph], with gusts to near 27 mph [44 kph]. Chance of precipitation 1% with QPF of 0.00 in [0.0 mm]. Wednesday Clear with a high near 82°F [28°C]. SW wind to around 8 mph [13 kph], with gusts to near 16 mph [25 kph]. Dewpoint near 54°F [12°C] with humidity of 87%. Pressure around 29.96 in [1014.5 mb]. UV Index: 8.15. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Wednesday Night Clear with a low around 57°F [14°C]. SW wind to around 8 mph [13 kph], with gusts to near 16 mph [25 kph]. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Thursday Clear with a high near 83°F [28°C]. SW wind to around 8 mph [13 kph], with gusts to near 11 mph [17 kph]. Dewpoint near 54°F [12°C] with humidity of 88%. Pressure around 29.96 in [1014.5 mb]. UV Index: 8.15. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Thursday Night Clear with a low around 58°F [15°C]. SW wind to around 8 mph [13 kph], with gusts to near 11 mph [17 kph]. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Friday Clear with a high near 90°F [32°C]. WSW wind to around 8 mph [13 kph], with gusts to near 10 mph [17 kph]. Dewpoint near 54°F [12°C] with humidity of 77%. Pressure around 29.96 in [1014.5 mb]. UV Index: 8.1. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Friday Night Clear with a low around 59°F [15°C]. WSW wind to around 8 mph [13 kph], with gusts to near 10 mph [17 kph]. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Saturday Clear with a high near 83°F [28°C]. SW wind to around 8 mph [14 kph], with gusts to near 12 mph [19 kph]. Dewpoint near 54°F [12°C] with humidity of 85%. Pressure around 29.96 in [1014.5 mb]. UV Index: 7.95. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Saturday Night Clear with a low around 60°F [15°C]. SW wind to around 8 mph [14 kph], with gusts to near 12 mph [19 kph]. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Sunday Clear with a high near 81°F [27°C]. SW wind to around 8 mph [13 kph], with gusts to near 9 mph [14 kph]. Dewpoint near 54°F [12°C] with humidity of 84%. Pressure around 29.96 in [1014.5 mb]. UV Index: 8. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Sunday Night Clear with a low around 59°F [15°C]. SW wind to around 8 mph [13 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

Tuesday: 0.0 mm | 0.00 in

Tuesday Night: 0.0 mm | 0.00 in

Wednesday: 0.0 mm | 0.00 in

Wednesday Night: 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

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

Today: W @ 21 kph | 13 mph

Tonight: W @ 21 kph | 13 mph

Tuesday: W @ 22 kph | 13 mph

Tuesday Night: W @ 22 kph | 13 mph

Wednesday: SW @ 13 kph | 8 mph

Wednesday Night: SW @ 13 kph | 8 mph

Thursday: SW @ 13 kph | 8 mph

Thursday Night: SW @ 13 kph | 8 mph

Friday: WSW @ 13 kph | 8 mph

Friday Night: WSW @ 13 kph | 8 mph

Saturday: SW @ 14 kph | 8 mph

Saturday Night: SW @ 14 kph | 8 mph

Sunday: SW @ 13 kph | 8 mph

Sunday Night: SW @ 13 kph | 8 mph

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

Today: 85 %

Tonight: 85 %

Tuesday: 82 %

Tuesday Night: 82 %

Wednesday: 87 %

Wednesday Night: 87 %

Thursday: 88 %

Thursday Night: 88 %

Friday: 77 %

Friday Night: 77 %

Saturday: 85 %

Saturday Night: 85 %

Sunday: 84 %

Sunday Night: 84 %

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

Tuesday: 0.0 cm | 0.00 in

Tuesday Night: 0.0 cm | 0.00 in

Wednesday: 0.0 cm | 0.00 in

Wednesday Night: 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

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