Weather forecast for 10 daysAlta, CA

Weather forecast for the weekend

Sunday Oct 18, 2026

  • 75°F
  • 54°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 8mphS 183°
  • Humidity: 21%
  • UV index: 5
  • Sunrise: 7:16 am PDT
  • Sunset: 6:20 pm PDT
  • ▼
On Sunday, October 18, uninterrupted sunshine is anticipated.
The temperature scale will run from a maximum of a temperate 75.2°F to a minimum of a cool 53.6°F.
The day's peak of 75.2°F reflects September's seasonal pattern more than October's.
Sunrise will be at 7:16 am and sunset at 6:20 pm; tomorrow's daylight will last for 11h and 4min.

10-day overview

Daily temperatures

Warmest day: tomorrow 75°C.
Coldest day: Thursday 54°C.

Chance of precipitation

Highest chance: Thursday 58%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • min.
  • 59°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 4mphENE 71°
  • Humidity: 24%
  • UV index: 0
  • Sunrise: 7:15 am PDT
  • Sunset: 6:21 pm PDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 75°F
  • 54°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 8mphS 183°
  • Humidity: 21%
  • UV index: 5
  • Sunrise: 7:16 am PDT
  • Sunset: 6:20 pm PDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 66°F
  • 50°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 9mphS 184°
  • Humidity: 34%
  • UV index: 4
  • Sunrise: 7:17 am PDT
  • Sunset: 6:18 pm PDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 66°F
  • 55°F
Cloudy
Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 6mphSSW 196°
  • Humidity: 36%
  • UV index: 3
  • Sunrise: 7:18 am PDT
  • Sunset: 6:17 pm PDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 63°F
  • 52°F
PM Showers
PM Showers
  • Precip. probability: 47%
  • Precipitation: 0.24"
  • Wind: 4mphS 180°
  • Humidity: 52%
  • UV index: 3
  • Sunrise: 7:19 am PDT
  • Sunset: 6:16 pm PDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 54°F
  • 48°F
Showers
Showers
  • Precip. probability: 58%
  • Precipitation: 0.31"
  • Wind: 5mphSSW 211°
  • Humidity: 78%
  • UV index: 3
  • Sunrise: 7:20 am PDT
  • Sunset: 6:14 pm PDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 59°F
  • 48°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 6mphSSW 213°
  • Humidity: 67%
  • UV index: 4
  • Sunrise: 7:21 am PDT
  • Sunset: 6:13 pm PDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 61°F
  • 50°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 6mphS 183°
  • Humidity: 50%
  • UV index: 4
  • Sunrise: 7:22 am PDT
  • Sunset: 6:12 pm PDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 57°F
  • 48°F
Few Showers
Few Showers
  • Precip. probability: 32%
  • Precipitation: 0.12"
  • Wind: 7mphS 186°
  • Humidity: 55%
  • UV index: 4
  • Sunrise: 7:23 am PDT
  • Sunset: 6:10 pm PDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 59°F
  • 45°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 19%
  • Precipitation: 0"
  • Wind: 6mphS 185°
  • Humidity: 44%
  • UV index: 4
  • Sunrise: 7:24 am PDT
  • Sunset: 6:09 pm PDT
  • ▼
cloud-filled, wet and mostly clear weather is expected.
Rain is forecasted for Wednesday, Thursday and next Sunday.
Expect a substantial fluctuation in daytime highs in the upcoming days. The temperature is expected to swing from 53.6°F up to 75.2°F, while the nightly low temperatures will show also a considerable swing, as the minimum temperature is expected to range between 44.6°F and 59°F.
With the highest temperature of 75.2°F, Sunday will be the warmest day; with the highest temperature of 53.6°F, Thursday will be the coldest day.
Updated: Oct 18, 2026 @ 01:19:21 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Sunday, sunny and dry conditions are anticipated.

Tomorrow, the highest temperature will be 75.2°F, while the lowest temperature will be 53.6°F.
The maximum temperature will be noticeably higher than the average highest temperature of 64.2°F in October. Tomorrow, the lowest temperature will be also notably higher than the average low of 42.1°F.

On Sunday, in Alta, sunrise will be at 7:16 am and sunset at 6:20 pm (PDT).

Tomorrow, the daylight will last for 11h and 4min.