Weather forecast for 10 daysSunnyvale, TX

Weather forecast for the weekend

Saturday Oct 17, 2026

  • 70°F
  • 46°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 10mphNNE 12°
  • Humidity: 40%
  • UV index: 6
  • Sunrise: 7:32 am CDT
  • Sunset: 6:51 pm CDT
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Today, in Sunnyvale, conditions will remain bright with clear skies.
The temperature is forecasted to vary between a maximum of a delightful 69.8°F and a minimum of a chilly 46.4°F.
The expected high is lower and consistent with November's normal of 64°F rather than October's.
Sunrise was at 7:32 am and sunset will be at 6:51 pm; the daylight will last for 11h and 19min.

Sunday Oct 18, 2026

  • 73°F
  • 48°F
Sunny
Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 6mphESE 108°
  • Humidity: 44%
  • UV index: 6
  • Sunrise: 7:32 am CDT
  • Sunset: 6:49 pm CDT
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On Sunday, in Sunnyvale, bright and sunny weather is also expected.
Temperature is predicted to swing from a high of a moderately hot 73.4°F to a low of a frosty 48.2°F.
October's standard high of 76.1°F is anticipated to be reached during the day.
Sunrise will be at 7:32 am and sunset at 6:49 pm; tomorrow's daylight will last for 11h and 17min.

10-day overview

Daily temperatures

Warmest day: Saturday 24.10. 88°C.
Coldest day: today 70°C.

Chance of precipitation

Highest chance: Monday 26.10. 19%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • 70°F
  • 46°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 10mphNNE 12°
  • Humidity: 40%
  • UV index: 6
  • Sunrise: 7:32 am CDT
  • Sunset: 6:51 pm CDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 73°F
  • 48°F
Sunny
Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 6mphESE 108°
  • Humidity: 44%
  • UV index: 6
  • Sunrise: 7:32 am CDT
  • Sunset: 6:49 pm CDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 79°F
  • 52°F
Sunny
Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 6mphSE 126°
  • Humidity: 43%
  • UV index: 6
  • Sunrise: 7:33 am CDT
  • Sunset: 6:48 pm CDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 81°F
  • 54°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 5mphE 101°
  • Humidity: 41%
  • UV index: 6
  • Sunrise: 7:34 am CDT
  • Sunset: 6:47 pm CDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 82°F
  • 55°F
Sunny
Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 4mphESE 119°
  • Humidity: 42%
  • UV index: 6
  • Sunrise: 7:35 am CDT
  • Sunset: 6:46 pm CDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 86°F
  • 55°F
Sunny
Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 4mphSE 136°
  • Humidity: 41%
  • UV index: 6
  • Sunrise: 7:35 am CDT
  • Sunset: 6:45 pm CDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 86°F
  • 57°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 7mphSE 143°
  • Humidity: 41%
  • UV index: 6
  • Sunrise: 7:36 am CDT
  • Sunset: 6:44 pm CDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 88°F
  • 63°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 9mphSSE 154°
  • Humidity: 44%
  • UV index: 5
  • Sunrise: 7:37 am CDT
  • Sunset: 6:43 pm CDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 86°F
  • 64°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 16%
  • Precipitation: 0"
  • Wind: 7mphSSE 163°
  • Humidity: 46%
  • UV index: 5
  • Sunrise: 7:38 am CDT
  • Sunset: 6:42 pm CDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 84°F
  • 66°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 19%
  • Precipitation: 0"
  • Wind: 7mphSSE 159°
  • Humidity: 54%
  • UV index: 6
  • Sunrise: 7:39 am CDT
  • Sunset: 6:41 pm CDT
  • ▼
Over the next ten days, conditions will reflect that a combination of sunny and gloomy weather is anticipated.
Rainfall is not predicted in Sunnyvale in the upcoming period.
Substantial differences in temperature are forecasted over the next several days. Highs will range from 69.8°F to 87.8°F, while the lowest night temperatures will vary also significantly, as temperatures overnight will fluctuate from 46.4°F up to 66.2°F.
The hottest day will be next Saturday, with a maximum of 87.8°F; today is the coldest day, with a maximum temperature of 69.8°F.
Updated: Oct 17, 2026 @ 14:21:06 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Saturday, expect consistent sunshine and open skies.

Today, the maximum temperature will be 69.8°F, while the minimum temperature will be 46.4°F.
The maximum temperature will be moderately lower than the average highest temperature of 76.1°F in October. The lowest temperature today will be noticeably lower than the average low of 58.3°F.

On Saturday, in Sunnyvale, sunrise was at 7:32 am and sunset will be at 6:51 pm (CDT).

In Sunnyvale, today, there will be 11h and 19min of daylight.

Tomorrow, bright and sunny weather is expected.

Tomorrow, the maximum temperature in Sunnyvale, Texas, will be 73.4°F, while the minimum temperature will be 48.2°F.
Tomorrow, the maximum temperature will be in line with the average highest temperature in October. The lowest temperature tomorrow will be notably lower than the average low of 58.3°F.

On Sunday, in Sunnyvale, sunrise will be at 7:32 am and sunset at 6:49 pm (CDT).

In Sunnyvale, the length of the day tomorrow will be 11h and 17min.