Weather forecast for tomorrowClayton, CA

Weather forecast for tomorrow

Monday Oct 19, 2026

  • 68°F
  • 50°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 10%
  • Precipitation: 0"
  • Wind: 12mphWSW 243°
  • Humidity: 56%
  • UV index: 5
  • Sunrise: 7:20 am PDT
  • Sunset: 6:24 pm PDT
  • ▼
Tomorrow, on Monday, October 19, gray skies will define the day.
Temperature span will be from a high of a delightful 68°F to a low of a crisp 50°F.
The temperature of 68°F reflects November's climate better than October's.
Sunrise will be at 7:20 am and sunset at 6:24 pm; tomorrow's daylight will last for 11h and 4min.

Hourly overview

Hourly temperatures

Warmest hour: 3 pm 66°C.
Coldest hour: 6 am 52°C.

Chance of precipitation

Highest chance: 3 am - 6 am 10%.

Hourly weather forecast

  • 12 am
  • 55°F
  • Feels like:
    52°F
Clear
Clear
  • Precip. probability: 9%
  • Precipitation: 0"
  • Wind: 13mphSW 220°
  • Humidity: 77%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 54°F
  • Feels like:
    50°F
Mostly Clear
Mostly Clear
  • Precip. probability: 9%
  • Precipitation: 0"
  • Wind: 12mphSW 224°
  • Humidity: 81%
  • Pressure: 29.97"Hg
  • Visibility: 9mi
  • UV index: 0
  • ▼
  • 4 am
  • 54°F
  • Feels like:
    48°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 10%
  • Precipitation: 0"
  • Wind: 12mphSW 226°
  • Humidity: 84%
  • Pressure: 29.94"Hg
  • Visibility: 9mi
  • UV index: 0
  • ▼
  • 6 am
  • 52°F
  • Feels like:
    48°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 10%
  • Precipitation: 0"
  • Wind: 11mphSW 224°
  • Humidity: 83%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunrise: 7:20 am
  • 8 am
  • 52°F
  • Feels like:
    48°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 9%
  • Precipitation: 0"
  • Wind: 12mphSW 226°
  • Humidity: 81%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 am
  • 57°F
  • Feels like:
    55°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 12mphSW 236°
  • Humidity: 65%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 12 pm
  • 64°F
  • Feels like:
    63°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 11mphWSW 246°
  • Humidity: 48%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
  • 2 pm
  • 66°F
  • Feels like:
    66°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 12mphWSW 254°
  • Humidity: 42%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
  • 4 pm
  • 66°F
  • Feels like:
    66°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 12mphWSW 253°
  • Humidity: 43%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 6 pm
  • 63°F
  • Feels like:
    61°F
Cloudy
Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 12mphWSW 252°
  • Humidity: 49%
  • Pressure: 29.85"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:24 pm
  • 8 pm
  • 57°F
  • Feels like:
    55°F
Cloudy
Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 9mphWSW 245°
  • Humidity: 60%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 55°F
  • Feels like:
    52°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 8mphSW 229°
  • Humidity: 69%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Tomorrow, a combination of sun-filled and dull weather is expected.
The temperature will be between a minimum of 51.8°F and a maximum of 66.2°F. The warmest part of the day will be from 1 pm to 4 pm.
The forecasted high is more alike with November's typical maximum of 63.7°F than the usual for October. The lowest temperature is expected to be a few degrees lower than the average minimum in October, typically 54°F.
Updated: Oct 18, 2026 @ 07:07:23 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Tomorrow, gray skies will define the day.

Tomorrow, the highest temperature will be 68°F, while the lowest temperature will be 50°F.
The highest temperature will be a couple of degrees lower than the average maximum of 75°F in October. The lowest temperature will be also moderately lower than the average low of 54°F.

On Monday, in Clayton, sunrise will be at 7:20 am and sunset at 6:24 pm (PDT).

Tomorrow, the daylight will last for 11h and 4min.