Weather forecast for 10 daysFortuna, CA

Weather forecast for the weekend

Saturday Oct 17, 2026

  • 63°F
  • 50°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 12mphNW 320°
  • Humidity: 90%
  • UV index: 4
  • Sunrise: 7:30 am PDT
  • Sunset: 6:33 pm PDT
  • ▼
Today, on Saturday, October 17, mostly clear with scattered clouds is expected.
The temperature will fluctuate from a high of a comfortable 62.6°F to a low of a crisp 50°F.
The forecasted peak temperature will reflect the average October high of 64.6°F.
Sunrise was at 7:30 am and sunset will be at 6:33 pm; the daylight will last for 11h and 4min.

Sunday Oct 18, 2026

  • 55°F
  • 45°F
AM Clouds / PM Sun
AM Clouds / PM Sun
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 10mphW 259°
  • Humidity: 97%
  • UV index: 3
  • Sunrise: 7:31 am PDT
  • Sunset: 6:32 pm PDT
  • ▼
On Sunday, in Fortuna, cloudy skies are expected in the morning. However, sunshine will break through by the afternoon.
A temperature range of a moderate 55.4°F to a brisk 44.6°F is anticipated.
The temperature of 55.4°F reflects November's climate better than October's.
Sunrise will be at 7:31 am and sunset at 6:32 pm; tomorrow's daylight will last for 11h and 1min.

10-day overview

Daily temperatures

Maximum temperature: 63°C.
Coldest day: tomorrow 55°C.

Chance of precipitation

Highest chance: Sunday 25.10. 35%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • 63°F
  • 50°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 12mphNW 320°
  • Humidity: 90%
  • UV index: 4
  • Sunrise: 7:30 am PDT
  • Sunset: 6:33 pm PDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 55°F
  • 45°F
AM Clouds / PM Sun
AM Clouds / PM Sun
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 10mphW 259°
  • Humidity: 97%
  • UV index: 3
  • Sunrise: 7:31 am PDT
  • Sunset: 6:32 pm PDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 63°F
  • 45°F
AM Clouds / PM Sun
AM Clouds / PM Sun
  • Precip. probability: 9%
  • Precipitation: 0"
  • Wind: 9mphWSW 245°
  • Humidity: 75%
  • UV index: 4
  • Sunrise: 7:32 am PDT
  • Sunset: 6:30 pm PDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 61°F
  • 46°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 9mphWSW 254°
  • Humidity: 80%
  • UV index: 3
  • Sunrise: 7:33 am PDT
  • Sunset: 6:29 pm PDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 63°F
  • 46°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 10mphW 268°
  • Humidity: 81%
  • UV index: 4
  • Sunrise: 7:34 am PDT
  • Sunset: 6:27 pm PDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 57°F
  • 46°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 17%
  • Precipitation: 0"
  • Wind: 12mphWNW 294°
  • Humidity: 93%
  • UV index: 3
  • Sunrise: 7:35 am PDT
  • Sunset: 6:26 pm PDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 57°F
  • 45°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 14%
  • Precipitation: 0"
  • Wind: 14mphNNW 342°
  • Humidity: 88%
  • UV index: 4
  • Sunrise: 7:36 am PDT
  • Sunset: 6:24 pm PDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 57°F
  • 45°F
PM Showers
PM Showers
  • Precip. probability: 33%
  • Precipitation: 0.12"
  • Wind: 12mphW 263°
  • Humidity: 84%
  • UV index: 3
  • Sunrise: 7:38 am PDT
  • Sunset: 6:23 pm PDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 59°F
  • 43°F
AM Showers
AM Showers
  • Precip. probability: 35%
  • Precipitation: 0.04"
  • Wind: 11mphWSW 255°
  • Humidity: 80%
  • UV index: 4
  • Sunrise: 7:39 am PDT
  • Sunset: 6:22 pm PDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 59°F
  • 43°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 10mphW 261°
  • Humidity: 81%
  • UV index: 4
  • Sunrise: 7:40 am PDT
  • Sunset: 6:20 pm PDT
  • ▼
For the next ten days, a combination of primarily cloud-filled and occasionally showery and sun-filled weather is predicted.
Rain is expected on next Saturday and Sunday.
In the upcoming days, the highest temperature will vary between 55.4°F and 62.6°F, while nighttime temperatures are expected to vary from 42.8°F to 50°F.
The warmest days will be Saturday, Monday and Wednesday, with a maximum of 62.6°F; the lowest daytime temperature of the period will be reached on Sunday, peaking at 55.4°F.
Updated: Oct 17, 2026 @ 21:27:39 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Today, in Fortuna, a mix of clouds and blue sky is expected.

Today, the maximum temperature will be 62.6°F, while the minimum temperature will be 50°F.
The highest temperature today will be in line with the average maximum temperature in October. The lowest temperature will be also in line with the average low of 49.1°F.

On Saturday, in Fortuna, sunrise was at 7:30 am and sunset will be at 6:33 pm (PDT).

In Fortuna, California, today, there will be 11h and 4min of daylight.

Tomorrow, expect a cloudy start to the day, but conditions will clear, allowing for a bright and sunny afternoon.

Tomorrow, the highest temperature will be 55.4°F, while the lowest temperature will be 44.6°F.
The maximum temperature tomorrow will be significantly lower than the average highest temperature of 64.6°F in October. The lowest temperature tomorrow will be moderately lower than the average low temperature.

On Sunday, in Fortuna, sunrise will be at 7:31 am and sunset at 6:32 pm (PDT).

Tomorrow, the daylight will last for 11h and 1min.