Weather forecast for 10 daysHidden Valley Lake, CA

Weather forecast for the weekend

Sunday Oct 18, 2026

  • 82°F
  • 41°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 9mphSSW 206°
  • Humidity: 31%
  • UV index: 5
  • Sunrise: 7:22 am PDT
  • Sunset: 6:27 pm PDT
  • ▼
Today, on Sunday, October 18, sunshine will likely continue with scattered clouds at most.
Significant variations in temperature are forecasted, peaking at a temperate 82.4°F and dropping to a low of a cold 41°F.
The forecast high of 82.4°F aligns more closely with September's typical high of 85.1°F than with October's usual 73.8°F.
Sunrise was at 7:22 am and sunset will be at 6:27 pm; the daylight will last for 11h and 5min.

10-day overview

Daily temperatures

Warmest day: today 82°C.
Coldest day: Wednesday 66°C.

Chance of precipitation

Highest chance: Wednesday 41%.

Long-term weather forecast

  • Sunday
  • Oct 18, 2026
  • 82°F
  • 41°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 9mphSSW 206°
  • Humidity: 31%
  • UV index: 5
  • Sunrise: 7:22 am PDT
  • Sunset: 6:27 pm PDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 70°F
  • 45°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 7mphSW 222°
  • Humidity: 54%
  • UV index: 5
  • Sunrise: 7:23 am PDT
  • Sunset: 6:26 pm PDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 70°F
  • 50°F
Cloudy
Cloudy
  • Precip. probability: 13%
  • Precipitation: 0.04"
  • Wind: 6mphENE 68°
  • Humidity: 54%
  • UV index: 3
  • Sunrise: 7:24 am PDT
  • Sunset: 6:24 pm PDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 66°F
  • 48°F
Showers
Showers
  • Precip. probability: 41%
  • Precipitation: 0.08"
  • Wind: 4mphS 180°
  • Humidity: 64%
  • UV index: 2
  • Sunrise: 7:26 am PDT
  • Sunset: 6:23 pm PDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 68°F
  • 45°F
AM Showers
AM Showers
  • Precip. probability: 38%
  • Precipitation: 0.04"
  • Wind: 6mphSW 231°
  • Humidity: 75%
  • UV index: 4
  • Sunrise: 7:27 am PDT
  • Sunset: 6:22 pm PDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 73°F
  • 45°F
Sunny
Sunny
  • Precip. probability: 12%
  • Precipitation: 0"
  • Wind: 5mphNE 54°
  • Humidity: 63%
  • UV index: 4
  • Sunrise: 7:28 am PDT
  • Sunset: 6:20 pm PDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 77°F
  • 43°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 7mphESE 120°
  • Humidity: 42%
  • UV index: 4
  • Sunrise: 7:29 am PDT
  • Sunset: 6:19 pm PDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 73°F
  • 43°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 7mphSSW 203°
  • Humidity: 47%
  • UV index: 4
  • Sunrise: 7:30 am PDT
  • Sunset: 6:18 pm PDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 72°F
  • 43°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 6mphSSE 161°
  • Humidity: 52%
  • UV index: 4
  • Sunrise: 7:31 am PDT
  • Sunset: 6:17 pm PDT
  • ▼
  • Tuesday
  • Oct 27, 2026
  • 73°F
  • 41°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 13%
  • Precipitation: 0"
  • Wind: 6mphSE 136°
  • Humidity: 49%
  • UV index: 4
  • Sunrise: 7:32 am PDT
  • Sunset: 6:15 pm PDT
  • ▼
clear, overcast and damp weather is anticipated.
Rainfall is forecasted for Tuesday through Thursday.
Temperature variation will be noticeable in the upcoming days. The temperature is expected to swing from 66.2°F up to 82.4°F, while the lowest temperature will be between 41°F and 50°F.
The warmest day is today, with a maximum temperature of 82.4°F; the coldest day will be Wednesday, with a maximum of 66.2°F.
Updated: Oct 18, 2026 @ 15:11:21 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Today, in Hidden Valley Lake, sunshine is expected with little to no cloud cover.

Today, the highest temperature will be 82.4°F, while the lowest temperature will be 41°F.
Today, the highest temperature will be relatively higher than the average maximum temperature in October. Today, the lowest temperature will be also a couple of degrees lower than the average low temperature.

On Sunday, in Hidden Valley Lake, sunrise was at 7:22 am and sunset will be at 6:27 pm (PDT).

Today, the daylight will last for 11h and 5min.