Alamosa, CO Weather
Alamosa, CO climate is mild during summer when temperatures tend to be in the 60's and extremely cold during winter when temperatures tend to be in the 10's.
The warmest month of the year is July with an average maximum temperature of 81.70 degrees Fahrenheit, while the coldest month of the year is January with an average minimum temperature of -3.70 degrees Fahrenheit.
Temperature variations between night and day tend to be relatively big during summer with a difference that can reach 35 degrees Fahrenheit, and relatively big during winter with an average difference of 36 degrees Fahrenheit.
The annual average precipitation at Alamosa is 7.25 Inches. Rainfall in is fairly evenly distributed throughout the year. The wettest month of the year is August with an average rainfall of 1.19 Inches.
Weather Data
Current Conditions
|
|
Fair, 11°F | Humidity: 84% | Dewpoint: 7°F |
| Wind Speed: W 3 MPH | Heat Index: 11°F | ||
| Barometer: 30.20 in. | Wind Chill: 11°F |
Weather Forecast
| Hi: 51°F | Today: Sunny. Highs 48 to 53. West winds up to 10 mph. | |
| Lo: 10°F | ||
| Hi: 50°F | Monday: Sunny. Highs near 50. Light winds becoming south up to 10 mph in the afternoon. | |
| Lo: 10°F | ||
| Hi: 50°F | Tuesday: Partly sunny. Highs near 50. Light winds. | |
| Lo: 19°F | ||
| Hi: 47°F | Wednesday: Mostly cloudy. Lows 16 to 21. Highs in the mid to upper 40s. | |
| Lo: 18°F | ||
| Hi: 41°F | Thanksgiving day: Cloudy with a 30 percent chance of snow. Highs in the lower 40s. Lows 14 to 20. | |
| Lo: 18°F | ||
| Hi: 33°F | Friday: Mostly cloudy with a 30 percent chance of snow. Highs in the lower to mid 30s. | |
| Lo: 13°F |
Moon, Sunrise and Sunset
![]() |
Moon Phase: Waning Crescent Moon | Civil Twilight: 6:22 AM MST |
Sunrise: 6:51 AM MST |
| Sunset: 4:48 PM MST |
Civil Twilight: 5:16 PM MST |
Normal Climate
Normal Temperatures
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Max °F | 33.1 | 40.2 | 49.6 | 58.7 | 68.3 | 78.4 | 81.7 | 78.9 | 72.5 | 61.7 | 45.7 | 34.8 | 58.6 |
| Mean °F | 14.7 | 22.5 | 32.7 | 40.8 | 50.4 | 59.4 | 64.1 | 62.1 | 54.5 | 42.8 | 28.4 | 17.1 | 40.8 |
| Min °F | -3.7 | 4.7 | 15.8 | 22.8 | 32.4 | 40.4 | 46.4 | 45.2 | 36.5 | 23.9 | 11.1 | -0.7 | 22.9 |
Normal Precipitation
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Inch | 0.25 | 0.21 | 0.46 | 0.54 | 0.70 | 0.59 | 0.94 | 1.19 | 0.89 | 0.67 | 0.48 | 0.33 | 7.25 |

