April weather forecast
Whitefish, MT

With April acting as a full-fledged beacon of spring in Whitefish, warming trends accelerate. This, coupled with an increase in daylight hours, eradicates the last vestiges of winter. Temperatures take a significant leap, averaging from 30°F (-1.1°C) to 54°F (12.2°C), ushering in a milder climate. Rainfall quantities remain fairly stable at 1.4" (36mm) over 10 days, yet these often manifest as refreshing rain showers rather than snowfall. Increased sunlight and longer days further accentuate the retreat of winter, rendering April a vista of sprouting life and color.

Temperature

The onset of April marks an increase in the average high-temperature, moving from a chilly 42.8°F (6°C) in March to a fresh 53.6°F (12°C). Whitefish experiences a consistent, yet significant, drop from daily highs to a low-temperature of 30.2°F (-1°C) throughout April.

Rainfall

In Whitefish, in April, during 10 rainfall days, 1.42" (36mm) of precipitation is typically accumulated. In Whitefish, during the entire year, the rain falls for 131 days and collects up to 19.8" (503mm) of precipitation.

Daylight

In Whitefish, the average length of the day in April is 13h and 43min.
On the first day of the month, sunrise is at 7:13 am and sunset at 8:08 pm. On the last day of April, sunrise is at 6:18 am and sunset at 8:50 pm MDT.

Sunshine

The average sunshine in April is 7h.

UV index

In Whitefish, the average daily maximum UV index in April is 5. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: The average daily UV index of 5 in April transforms into the following instructions:
Make use of precautions - Suggestions to resist sunburn are communicated. Avoiding the Sun during its peak radiation time around midday is a healthy practice. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.