September Weather in Alamosa

Last updated: March 2, 2024

The weather in Alamosa, United States, during September is characterized by an average temperature of 15°C (60°F). Highs can soar to 30°C (87°F), while lows may dip to 0°C (33°F). Typically, the humidity level in Alamosa throughout September hovers around 70%.

0°C (33°F)

Minimum temperature

15°C (60°F)

Average temperature

30°C (87°F)

Maximum temperature

70%

Humidity

Precipitation and Sunshine hours

In September, Alamosa averages 29 mm (1.1 inches) of rainfall, typically over the course of 4 rainy days. The month enjoys an average of 12 hours 22 minutes of daylight, with the sun shining for approximately 10 hours 26 minutes each day. Additionally, there is a 77% probability of sunny days during this period.

29 mm (1.1 inches)

Precipitation

4 rainy days

Rainy days

10 hours 26 minutes

Sunshine hours

77%

Chance of sun

UV Index

In September, the UV Index in Alamosa reaches a maximum of 10, indicating a level of VeryHigh exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, during which unprotected skin may burn in as little as 15 minutes.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
  07:00 08:00 09:00 10:00 11:00 12:00 13:00 14:00 15:00 16:00 17:00 18:00 19:00
UVI 1 1 3 5 8 10 10 9 7 5 3 1 1
Exposure Low Moderate VeryHigh High Moderate Low
Time to burn 45 min 30 min 15 min 25 min 30 min 45 min

Compare Alamosa's Climate with Cities Worldwide