Weather forecast for tomorrowWinchester, CA

Weather forecast for tomorrow

Sunday Oct 18, 2026

  • 86°F
  • 57°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 6mphNNW 348°
  • Humidity: 28%
  • UV index: 6
  • Sunrise: 6:55 am PDT
  • Sunset: 6:11 pm PDT
  • ▼
Tomorrow, on Sunday, October 18, sunshine is forecasted under mostly clear skies.
Temperature readings will span from a daytime high of a tropical 86°F to a night low of a refreshing 57.2°F.
The hotter conditions bring a maximum of 86°F, more representative of September than October.
Sunrise will be at 6:55 am and sunset at 6:11 pm; tomorrow's daylight will last for 11h and 15min.

Hourly overview

Hourly temperatures

Warmest hour: 3 pm 84°C.
Coldest hour: 6 am 59°C.

Chance of precipitation

Highest chance: 3 am - 6 am 1%.

Hourly weather forecast

  • 12 am
  • 64°F
  • Feels like:
    64°F
Clear
Clear
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 2mphENE 73°
  • Humidity: 42%
  • Pressure: 30"Hg
  • Visibility: 9mi
  • UV index: 0
  • ▼
  • 2 am
  • 61°F
  • Feels like:
    61°F
Mostly Clear
Mostly Clear
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 3mphE 84°
  • Humidity: 45%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 61°F
  • Feels like:
    61°F
Mostly Clear
Mostly Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 2mphE 98°
  • Humidity: 47%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 59°F
  • Feels like:
    59°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 2mphE 84°
  • Humidity: 52%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunrise: 6:55 am
  • 8 am
  • 61°F
  • Feels like:
    61°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 2mphENE 74°
  • Humidity: 49%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 am
  • 73°F
  • Feels like:
    73°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 2mphENE 69°
  • Humidity: 28%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 12 pm
  • 81°F
  • Feels like:
    81°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 3mphWNW 288°
  • Humidity: 20%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 6
  • ▼
  • 2 pm
  • 84°F
  • Feels like:
    84°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 4mphWNW 299°
  • Humidity: 19%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 5
  • ▼
  • 4 pm
  • 86°F
  • Feels like:
    86°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 5mphNNW 342°
  • Humidity: 19%
  • Pressure: 29.85"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 6 pm
  • 82°F
  • Feels like:
    82°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphNNW 342°
  • Humidity: 22%
  • Pressure: 29.85"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:11 pm
  • 8 pm
  • 73°F
  • Feels like:
    73°F
Clear
Clear
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 4mphSSE 166°
  • Humidity: 37%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 68°F
  • Feels like:
    68°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 2mphE 87°
  • Humidity: 46%
  • Pressure: 29.94"Hg
  • Visibility: 9mi
  • UV index: 0
  • ▼
Tomorrow, bright and mostly sunny weather is expected.
The temperature will vary between the lowest temperature of 57.2°F and the highest temperature of 86°F. The hottest part of the day will be around 4 pm.
The day’s peak temperature will reflect September's norm of 85.8°F more than October's 77.9°F. The minimum temperature will be similar to October's average low of 54.5°F.
Updated: Oct 18, 2026 @ 05:39:39 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Tomorrow, expect sunny weather with a crisp, clear sky.

Tomorrow, the maximum temperature will be 86°F, while the minimum temperature will be 57.2°F.
The maximum temperature will be a couple of degrees higher than the average highest temperature of 77.9°F in October. The lowest temperature will be in line with the average low of 54.5°F.

On Sunday, in Winchester, sunrise will be at 6:55 am and sunset at 6:11 pm (PDT).

Tomorrow in Winchester, California, the daylight will last for 11h and 15min.