San Mateo Weather Tomorrow

Overcast 19°

Overcast, feels like 18°.

San Mateo, California, United States · Wednesday, 4 November 2026

Low/High
12°/19°
Humidity
77%
Chance of rain
29%
Wind
18.4 km/h
UV
4.3

Temperature Tomorrow

San Mateo Weather Tomorrow by Time of Day

Time of dayWeatherTemperatureChance of rain
MorningClear sky12–16°C0%
AfternoonMostly clear17–19°C0%
EveningPartly cloudy14–16°C0%
NightPartly cloudy13–14°C0%

San Mateo Weather Tomorrow — Wednesday, 4 November 2026

12 °/19 ° Overcast Overcast 29% 18 km/h

Low/High12°/19°

Humidity77%

Pressure1017 hPa

Sunrise/Sunset

San Mateo Hourly Weather Tomorrow

TimeWeatherTemperatureFeels likeRainHumidityWind
Overcast 14°14°29% 93%3 km/h
Overcast 13°13°3% 89%5 km/h
Overcast 14°12°0% 87%10 km/h
Overcast 13°12°0% 85%7 km/h
Overcast 13°12°0% 84%4 km/h
Partly cloudy 13°12°0% 82%4 km/h
Partly cloudy 13°12°0% 79%4 km/h
Partly cloudy 12°11°0% 76%5 km/h
Clear sky 14°13°0% 77%4 km/h
Clear sky 15°14°0% 74%5 km/h
Clear sky 16°15°0% 73%5 km/h
Clear sky 16°16°0% 70%5 km/h
Clear sky 17°17°0% 64%8 km/h
Mostly clear 19°17°0% 57%12 km/h
Clear sky 19°18°0% 61%13 km/h
Mostly clear 18°16°0% 69%17 km/h
Mostly clear 17°15°0% 73%18 km/h
Overcast 16°14°0% 75%16 km/h
Partly cloudy 15°13°0% 80%14 km/h
Mostly clear 14°13°0% 80%13 km/h
Partly cloudy 14°13°0% 80%12 km/h
Partly cloudy 14°12°0% 78%10 km/h
Partly cloudy 13°12°0% 82%10 km/h
Overcast 13°12°0% 81%10 km/h

Summary

Tomorrow, Wednesday 4 November 2026, the weather in San Mateo is forecast to be overcast, with temperatures of 12–19°C and a chance of rain of up to 29%. It should stay mostly dry.

Updated at 20:48 local time, 3 November 2026

San Mateo Hourly Temperature and Chance of Rain

San Mateo Air Quality

Good · AQI 44

Air quality is good and poses little or no risk for outdoor activity.

PM2.5 (µg/m³)9.9
PM10 (µg/m³)15
O₃ (µg/m³)57
NO₂ (µg/m³)21
SO₂ (µg/m³)0.9
CO (µg/m³)189

Air Quality →

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