Weather forecast for 10 daysGraton, CA

Weather forecast for the weekend

Saturday Oct 17, 2026

  • 90°F
  • 45°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 8mphSSW 208°
  • Humidity: 32%
  • UV index: 5
  • Sunrise: 7:22 am PDT
  • Sunset: 6:30 pm PDT
  • ▼
On Saturday, October 17, sun-filled conditions are expected to persist.
The highest daytime temperature will touch a blazing 89.6°F, creating a significant contrast with the predicted nighttime low of a chilly 44.6°F.
Today, the predicted high of 89.6°F is expected to reflect September's average high of 79°F.
Sunrise was at 7:22 am and sunset will be at 6:30 pm; the daylight will last for 11h and 8min.

Sunday Oct 18, 2026

  • 75°F
  • 45°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 20%
  • Precipitation: 0"
  • Wind: 11mphSW 219°
  • Humidity: 64%
  • UV index: 5
  • Sunrise: 7:23 am PDT
  • Sunset: 6:29 pm PDT
  • ▼
On Sunday, in Graton, mostly clear with scattered clouds is also expected.
Significant variations in temperature are anticipated, peaking at a temperate 75.2°F and dropping to a low of a chilly 44.6°F.
The anticipated daytime maximum should align with the typical October high of 72.3°F.
Sunrise will be at 7:23 am and sunset at 6:29 pm; tomorrow's daylight will last for 11h and 5min.

10-day overview

Daily temperatures

Warmest day: today 90°C.
Coldest day: Monday 66°C.

Chance of precipitation

Highest chance: Thursday 33%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • 90°F
  • 45°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 8mphSSW 208°
  • Humidity: 32%
  • UV index: 5
  • Sunrise: 7:22 am PDT
  • Sunset: 6:30 pm PDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 75°F
  • 45°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 20%
  • Precipitation: 0"
  • Wind: 11mphSW 219°
  • Humidity: 64%
  • UV index: 5
  • Sunrise: 7:23 am PDT
  • Sunset: 6:29 pm PDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 66°F
  • 45°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 16%
  • Precipitation: 0"
  • Wind: 11mphW 270°
  • Humidity: 64%
  • UV index: 3
  • Sunrise: 7:24 am PDT
  • Sunset: 6:27 pm PDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 70°F
  • 46°F
Cloudy
Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 6mphSE 131°
  • Humidity: 67%
  • UV index: 3
  • Sunrise: 7:25 am PDT
  • Sunset: 6:26 pm PDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 72°F
  • 48°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 21%
  • Precipitation: 0.04"
  • Wind: 6mphS 177°
  • Humidity: 65%
  • UV index: 3
  • Sunrise: 7:26 am PDT
  • Sunset: 6:25 pm PDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 68°F
  • 46°F
AM Showers
AM Showers
  • Precip. probability: 33%
  • Precipitation: 0.04"
  • Wind: 9mphSW 229°
  • Humidity: 76%
  • UV index: 4
  • Sunrise: 7:27 am PDT
  • Sunset: 6:23 pm PDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 73°F
  • 43°F
Sunny
Sunny
  • Precip. probability: 12%
  • Precipitation: 0"
  • Wind: 8mphW 274°
  • Humidity: 67%
  • UV index: 4
  • Sunrise: 7:28 am PDT
  • Sunset: 6:22 pm PDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 72°F
  • 45°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 10%
  • Precipitation: 0"
  • Wind: 8mphWSW 240°
  • Humidity: 61%
  • UV index: 4
  • Sunrise: 7:29 am PDT
  • Sunset: 6:21 pm PDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 72°F
  • 43°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0.08"
  • Wind: 7mphSW 216°
  • Humidity: 62%
  • UV index: 4
  • Sunrise: 7:30 am PDT
  • Sunset: 6:20 pm PDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 72°F
  • 43°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 7mphS 188°
  • Humidity: 53%
  • UV index: 4
  • Sunrise: 7:31 am PDT
  • Sunset: 6:18 pm PDT
  • ▼
gloomy, dry and sunny and damp weather is expected.
Rainfall is expected on Wednesday, Thursday and next Sunday.
The temperature will vary considerably in the coming days. The temperature is expected to swing from 66.2°F up to 89.6°F, while changes in the overnight low will be barely noticeable, as the minimum temperature is expected to range between 42.8°F and 48.2°F.
The hottest day is today, with a maximum temperature of 89.6°F; the lowest daytime temperature of the period will be reached on Monday, peaking at 66.2°F.
Updated: Oct 17, 2026 @ 16:00:23 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Saturday, in Graton, the outlook remains bright and sunny.

Today, the highest temperature will be 89.6°F, while the lowest temperature will be 44.6°F.
The highest temperature will be uncommonly higher than the average maximum of 72.3°F in October. The lowest temperature will be slightly cooler than the average low of 51.8°F.

On Saturday, in Graton, sunrise was at 7:22 am and sunset will be at 6:30 pm (PDT).

In Graton, California, the length of the day today will be 11h and 8min.

On Sunday, in Graton, some passing clouds may drift through, but the sun will shine at times.

Tomorrow, the highest temperature will be 75.2°F, while the lowest temperature will be 44.6°F.
Tomorrow, the highest temperature will be in line with the average maximum temperature in October. The lowest temperature will be moderately lower than the average low of 51.8°F.

On Sunday, in Graton, sunrise will be at 7:23 am and sunset at 6:29 pm (PDT).

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