Weather forecast for 10 daysGlen Avon, CA

Weather forecast for the weekend

Sunday Oct 18, 2026

  • 90°F
  • 63°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 11mphESE 105°
  • Humidity: 29%
  • UV index: 6
  • Sunrise: 6:57 am PDT
  • Sunset: 6:12 pm PDT
  • ▼
On Sunday, October 18, skies will stay clear and sunny.
Temperatures are set to span a considerable range, with a high of a humid 89.6°F and a low of a breezy 62.6°F.
Today, the temperature forecast of 89.6°F will better match September's climate average than that of October.
Sunrise will be at 6:57 am and sunset at 6:12 pm; the daylight will last for 11h and 14min.

10-day overview

Daily temperatures

Warmest day: today 90°C.
Coldest day: Thursday 70°C.

Chance of precipitation

Highest chance: Thursday 67%.

Long-term weather forecast

  • Sunday
  • Oct 18, 2026
  • 90°F
  • 63°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 11mphESE 105°
  • Humidity: 29%
  • UV index: 6
  • Sunrise: 6:57 am PDT
  • Sunset: 6:12 pm PDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 88°F
  • 61°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 13mphWSW 251°
  • Humidity: 33%
  • UV index: 6
  • Sunrise: 6:58 am PDT
  • Sunset: 6:11 pm PDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 84°F
  • 61°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 12mphW 280°
  • Humidity: 48%
  • UV index: 6
  • Sunrise: 6:59 am PDT
  • Sunset: 6:09 pm PDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 79°F
  • 59°F
Showers
Showers
  • Precip. probability: 65%
  • Precipitation: 0.51"
  • Wind: 12mphSSW 210°
  • Humidity: 59%
  • UV index: 5
  • Sunrise: 7:00 am PDT
  • Sunset: 6:08 pm PDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 70°F
  • 55°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 67%
  • Precipitation: 0.16"
  • Wind: 9mphWSW 257°
  • Humidity: 72%
  • UV index: 5
  • Sunrise: 7:01 am PDT
  • Sunset: 6:07 pm PDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 73°F
  • 55°F
Sunny
Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 9mphNW 318°
  • Humidity: 59%
  • UV index: 5
  • Sunrise: 7:01 am PDT
  • Sunset: 6:06 pm PDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 81°F
  • 57°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 9mphN 358°
  • Humidity: 42%
  • UV index: 5
  • Sunrise: 7:02 am PDT
  • Sunset: 6:05 pm PDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 79°F
  • 57°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 9%
  • Precipitation: 0"
  • Wind: 11mphNW 317°
  • Humidity: 45%
  • UV index: 5
  • Sunrise: 7:03 am PDT
  • Sunset: 6:04 pm PDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 77°F
  • 55°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 16%
  • Precipitation: 0"
  • Wind: 11mphNW 313°
  • Humidity: 51%
  • UV index: 5
  • Sunrise: 7:04 am PDT
  • Sunset: 6:03 pm PDT
  • ▼
  • Tuesday
  • Oct 27, 2026
  • 75°F
  • 55°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 9mphNW 315°
  • Humidity: 52%
  • UV index: 5
  • Sunrise: 7:05 am PDT
  • Sunset: 6:02 pm PDT
  • ▼
Over the course of the next ten days, expect shifting weather, and a mix of dry and sunny, overcast, rainy and stormy weather is forecasted.
Rainfall is anticipated on Wednesday and Thursday.
Temperature fluctuation will be noticeable over the next several days. Maximum temperatures are forecasted between 69.8°F and 89.6°F, while the lowest temperature will be between 55.4°F and 62.6°F.
Today is the hottest day, with a maximum temperature of 89.6°F; expect the coldest day on Thursday with a high of 69.8°F.
Updated: Oct 18, 2026 @ 11:45:26 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Sunday, in Glen Avon, expect sunny weather with a crisp, clear sky.

Today, the maximum temperature in Glen Avon will be 89.6°F, while the minimum temperature will be 62.6°F.
Today, the maximum temperature will be noticeably higher than the average highest temperature of 79.5°F in October. The lowest temperature today will be relatively higher than the average low temperature.

On Sunday, in Glen Avon, sunrise will be at 6:57 am and sunset at 6:12 pm (PDT).

In Glen Avon, today, there will be 11h and 14min of daylight.