April Weather in Big Sky

Last updated: March 2, 2024

The weather in Big Sky, United States, during April is characterized by an average temperature of -1°C (30°F). Highs can soar to 12°C (54°F), while lows may dip to -16°C (4°F). Typically, the humidity level in Big Sky throughout April hovers around 83%.

-16°C (4°F)

Minimum temperature

-1°C (30°F)

Average temperature

12°C (54°F)

Maximum temperature

83%

Humidity

Precipitation and Sunshine hours

In April, Big Sky averages 90 mm (3.6 inches) of rainfall, typically over the course of 16 rainy days. The month enjoys an average of 13 hours 33 minutes of daylight, with the sun shining for approximately 9 hours 10 minutes each day. Additionally, there is a 45% probability of sunny days during this period.

90 mm (3.6 inches)

Precipitation

16 rainy days

Rainy days

9 hours 10 minutes

Sunshine hours

45%

Chance of sun

UV Index

In April, the UV Index in Big Sky reaches a maximum of 9, 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 4 6 8 9 8 7 5 3 2 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 Big Sky's Climate with Cities Worldwide