September Weather in Estes Park

Last updated: March 2, 2024

The weather in Estes Park, United States, during September is characterized by an average temperature of 11°C (53°F). Highs can soar to 27°C (81°F), while lows may dip to -4°C (26°F). Typically, the humidity level in Estes Park throughout September hovers around 63%.

-4°C (26°F)

Minimum temperature

11°C (53°F)

Average temperature

27°C (81°F)

Maximum temperature

63%

Humidity

Precipitation and Sunshine hours

In September, Estes Park averages 58 mm (2.3 inches) of rainfall, typically over the course of 11 rainy days. The month enjoys an average of 12 hours 24 minutes of daylight, with the sun shining for approximately 10 hours 21 minutes each day. Additionally, there is a 66% probability of sunny days during this period.

58 mm (2.3 inches)

Precipitation

11 rainy days

Rainy days

10 hours 21 minutes

Sunshine hours

66%

Chance of sun

UV Index

In September, the UV Index in Estes Park reaches a maximum of 10, indicating a level of VeryHigh exposure. The most intense UV radiation typically occurs between 13:00 and 15:00, 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 7 9 10 9 7 5 2 1 1
Exposure Low Moderate High VeryHigh High Moderate Low
Time to burn 45 min 30 min 25 min 15 min 25 min 30 min 45 min

Compare Estes Park's Climate with Cities Worldwide