February Weather in Boulder

Last updated: March 2, 2024

The weather in Boulder, United States, during February is characterized by an average temperature of -9°C (16°F). Highs can soar to 6°C (43°F), while lows may dip to -27°C (-16°F). Typically, the humidity level in Boulder throughout February hovers around 88%.

-27°C (-16°F)

Minimum temperature

-9°C (16°F)

Average temperature

6°C (43°F)

Maximum temperature

88%

Humidity

Precipitation and Sunshine hours

In February, Boulder averages 55 mm (2.2 inches) of rainfall, typically over the course of 14 rainy days. The month enjoys an average of 10 hours 21 minutes of daylight, with the sun shining for approximately 6 hours 9 minutes each day. Additionally, there is a 26% probability of sunny days during this period.

55 mm (2.2 inches)

Precipitation

14 rainy days

Rainy days

6 hours 9 minutes

Sunshine hours

26%

Chance of sun

UV Index

In February, the UV Index in Boulder reaches a maximum of 4, indicating a level of Moderate exposure. The most intense UV radiation typically occurs between 11:00 and 13:00, during which unprotected skin may burn in as little as 30 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 0 1 1 2 4 4 4 4 3 2 1 0 0
Exposure Low Moderate Low
Time to burn 45 min 30 min 45 min

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