Weather forecast for 10 daysAlamosa, CO

Weather forecast for the weekend

Sunday Oct 18, 2026

  • 64°F
  • 32°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 6mphSSW 195°
  • Humidity: 35%
  • UV index: 5
  • Sunrise: 7:14 am MDT
  • Sunset: 6:22 pm MDT
  • ▼
Tomorrow, in Alamosa, a partly cloudy outlook will keep the sky interesting throughout the day.
The peak daytime temperature will touch a comfortable 64.4°F, while the nighttime temperature will descend to a cold 32°F.
Tomorrow's peak is anticipated to be a few degrees higher than the regular high for October at 59°F.
Sunrise will be at 7:14 am and sunset at 6:22 pm; tomorrow's daylight will last for 11h and 8min.

10-day overview

Daily temperatures

Maximum temperature: 64°C.
Coldest period: Saturday - Monday 57°C.

Chance of precipitation

Highest chance: Thursday 57%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • min.
  • 25°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 7mphSSE 156°
  • Humidity: 55%
  • UV index: 0
  • Sunrise: 7:13 am MDT
  • Sunset: 6:23 pm MDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 64°F
  • 32°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 6mphSSW 195°
  • Humidity: 35%
  • UV index: 5
  • Sunrise: 7:14 am MDT
  • Sunset: 6:22 pm MDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 63°F
  • 34°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 7mphSSW 192°
  • Humidity: 56%
  • UV index: 5
  • Sunrise: 7:15 am MDT
  • Sunset: 6:21 pm MDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 64°F
  • 32°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 10mphSSW 205°
  • Humidity: 59%
  • UV index: 5
  • Sunrise: 7:16 am MDT
  • Sunset: 6:19 pm MDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 64°F
  • 39°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 23%
  • Precipitation: 0.04"
  • Wind: 8mphSSW 199°
  • Humidity: 61%
  • UV index: 4
  • Sunrise: 7:17 am MDT
  • Sunset: 6:18 pm MDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 61°F
  • 43°F
Showers
Showers
  • Precip. probability: 57%
  • Precipitation: 0.28"
  • Wind: 11mphSSW 192°
  • Humidity: 72%
  • UV index: 3
  • Sunrise: 7:18 am MDT
  • Sunset: 6:17 pm MDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 59°F
  • 34°F
Partly Cloudy / Wind
Partly Cloudy / Wind
  • Precip. probability: 24%
  • Precipitation: 0.04"
  • Wind: 22mphSSW 197°
  • Humidity: 61%
  • UV index: 5
  • Sunrise: 7:19 am MDT
  • Sunset: 6:15 pm MDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 57°F
  • 28°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 13%
  • Precipitation: 0"
  • Wind: 9mphSSW 206°
  • Humidity: 56%
  • UV index: 5
  • Sunrise: 7:20 am MDT
  • Sunset: 6:14 pm MDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 57°F
  • 30°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 21%
  • Precipitation: 0"
  • Wind: 9mphS 190°
  • Humidity: 56%
  • UV index: 4
  • Sunrise: 7:21 am MDT
  • Sunset: 6:13 pm MDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 57°F
  • 34°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 10mphSSW 194°
  • Humidity: 59%
  • UV index: 4
  • Sunrise: 7:22 am MDT
  • Sunset: 6:12 pm MDT
  • ▼
Looking ahead, conditions suggest a period of primarily cloud-filled and occasionally rain-filled and bright weather is forecasted.
Rainfall is expected on Wednesday through Friday.
In the coming days, the maximum temperature will range between 57.2°F and 64.4°F, while the difference in minimum temperatures will be substantial, as nighttime lows are forecast to fall between 24.8°F and 42.8°F.
Sunday, Tuesday and Wednesday, with the highest temperature of 64.4°F, will be the warmest days; next Saturday through next Monday, with the highest temperature of 57.2°F, will be the coldest days.
Updated: Oct 18, 2026 @ 03:18:18 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Tomorrow, in Alamosa, clouds and sunshine will alternate throughout the day.

Tomorrow, the maximum temperature will be 64.4°F, while the minimum temperature will be 32°F.
The maximum temperature will be relatively higher than the average highest temperature of 59°F in October. The lowest temperature tomorrow will be in line with the average low temperature.

On Sunday, in Alamosa, sunrise will be at 7:14 am and sunset at 6:22 pm (MDT).

Tomorrow, the daylight will last for 11h and 8min.