Weather forecast for tomorrowSan Bruno, CA

Weather forecast for tomorrow

Monday Oct 19, 2026

  • 64°F
  • 52°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 20%
  • Precipitation: 0"
  • Wind: 15mphWNW 288°
  • Humidity: 65%
  • UV index: 4
  • Sunrise: 7:22 am PDT
  • Sunset: 6:27 pm PDT
  • ▼
On Monday, in San Bruno, clouds will blanket the sky, reducing sunshine.
Temperatures are anticipated to peak at a breezy 64.4°F and drop to a minimum of a fresh 51.8°F.
This predicted maximum temperature is expected to mirror October's typical high of 66.7°F.
Sunrise will be at 7:22 am and sunset at 6:27 pm; tomorrow's daylight will last for 11h and 5min.

Hourly overview

Hourly temperatures

Warmest hour: 3 pm 63°C.
Coldest period: 3 am - 6 am 55°C.

Chance of precipitation

Highest chance: 12 am 23%.

Hourly weather forecast

  • 12 am
  • 57°F
  • Feels like:
    54°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 23%
  • Precipitation: 0"
  • Wind: 12mphWNW 287°
  • Humidity: 83%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 57°F
  • Feels like:
    54°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 21%
  • Precipitation: 0"
  • Wind: 10mphWNW 290°
  • Humidity: 83%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 55°F
  • Feels like:
    54°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 21%
  • Precipitation: 0"
  • Wind: 9mphWNW 290°
  • Humidity: 82%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 55°F
  • Feels like:
    54°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 21%
  • Precipitation: 0"
  • Wind: 9mphWNW 285°
  • Humidity: 80%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunrise: 7:22 am
  • 8 am
  • 55°F
  • Feels like:
    54°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 17%
  • Precipitation: 0"
  • Wind: 8mphWNW 285°
  • Humidity: 77%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 am
  • 59°F
  • Feels like:
    59°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 12%
  • Precipitation: 0"
  • Wind: 10mphWNW 287°
  • Humidity: 68%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 12 pm
  • 61°F
  • Feels like:
    59°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 11%
  • Precipitation: 0"
  • Wind: 12mphWNW 287°
  • Humidity: 64%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
  • 2 pm
  • 63°F
  • Feels like:
    61°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 12%
  • Precipitation: 0"
  • Wind: 14mphWNW 288°
  • Humidity: 60%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
  • 4 pm
  • 63°F
  • Feels like:
    61°F
Cloudy
Cloudy
  • Precip. probability: 10%
  • Precipitation: 0"
  • Wind: 15mphWNW 290°
  • Humidity: 58%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 6 pm
  • 61°F
  • Feels like:
    59°F
Cloudy
Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 14mphWNW 292°
  • Humidity: 63%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:27 pm
  • 8 pm
  • 59°F
  • Feels like:
    57°F
Cloudy
Cloudy
  • Precip. probability: 11%
  • Precipitation: 0"
  • Wind: 10mphWNW 297°
  • Humidity: 68%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 57°F
  • Feels like:
    55°F
Cloudy
Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 7mphWNW 296°
  • Humidity: 73%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Tomorrow, primarily cloudy and occasionally mostly clear weather is forecasted.
The temperature will vary between a minimum of 55.4°F and a maximum of 62.6°F. The warmest part of the day will be from 1 pm to 5 pm.
The maximum temperature will be close to October's average highest temperature of 66.7°F. The minimum temperature will be also moderately lower than October's average low of 55.6°F.
Updated: Oct 18, 2026 @ 13:54:04 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Monday, prepare for a dull and mostly gray sky.

Tomorrow, the maximum temperature will be 64.4°F, while the minimum temperature will be 51.8°F.
The maximum temperature will be in line with the average highest temperature of 66.7°F in October. The lowest temperature will be slightly cooler than the average low of 55.6°F.

On Monday, in San Bruno, sunrise will be at 7:22 am and sunset at 6:27 pm (PDT).

In San Bruno, tomorrow, there will be 11h and 5min of daylight.