May weather forecast
Whitefish, MT

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Weather in May

May sees Whitefish truly step out of its spring attire and start to exhibit signs of the impending summer. The climate turns appreciably milder, with warming temperatures invigorating the landscape and its inhabitants. The average temperature ranges from 37°F (2.8°C) to 63°F (17.2°C), affirming a solid positioning within spring and anticipation of summer. An average rainfall of 2.2" (56mm) over 12 days signifies an increase in moisture, which helps nurture the blooming flora. With daylight hours further stretching to reach a resplendent 15.3 hours, May aptly foreshadows the coming summer.

Temperature

The start of May in Whitefish, Montana, signals an increase in the average high-temperature, moving from a fresh 53.6°F (12°C) in April to an enjoyable 62.6°F (17°C). In the face of high daytime temperatures, Whitefish witnesses a consistent average nighttime low of 37.4°F (3°C) during May.

Rainfall

In Whitefish, Montana, in May, during 12 rainfall days, 2.17" (55mm) of precipitation is typically accumulated. Throughout the year, in Whitefish, there are 131 rainfall days, and 19.8" (503mm) of precipitation is accumulated.

Daylight

The average length of the day in May is 15h and 15min.
On the first day of the month, sunrise is at 6:16 am and sunset at 8:52 pm. On the last day of May, sunrise is at 5:40 am and sunset at 9:30 pm MDT.

Sunshine

In Whitefish, the average sunshine in May is 8h.

UV index

In Whitefish, the average daily maximum UV index in May is 6. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: The daily high UV index of 6 during May translates into the following recommendations:
Guard oneself from overexposure. Defence against sun injury is vital. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
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Frequently asked questions

What are May temperatures in Whitefish?

In May, in Whitefish, the average high-temperature is 62.6°F (17°C), and the average low-temperature is 37.4°F (3°C).

How much does it rain in Whitefish in May?

In Whitefish, in May, it is raining for 12 days, with typically 2.17" (55mm) of accumulated precipitation.

How many hours of daylight does Whitefish have in May?

In Whitefish, the average day length in May is 15h and 15min.

What time are sunrise and sunset in May in Whitefish?

On the first day of May in Whitefish, Montana, sunrise is at 6:16 am and sunset at 8:52 pm. On the last day of the month, sunrise is at 5:40 am and sunset at 9:30 pm MDT.

How many hours of sunshine does Whitefish have in May?

In Whitefish, the average sunshine duration in May is 8h.

What is the UV index reading in May in Whitefish?

In Whitefish, Montana, the average daily maximum UV index in May is 6. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to UV radiation.
Average rainfall days
Average daylight
Average sunshine
Average UV index

Average temperature in May
Whitefish, MT

Average temperature in May - Whitefish, MT
  • Average high temperature in May: 63°F

The warmest months (with the highest average high temperature) are July and August (79°F).
The month with the lowest average high temperature is January (28°F).

  • Average low temperature in May: 37°F

The months with the highest average low temperature are July and August (46°F).
The coldest month (with the lowest average low temperature) is January (12°F).

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Average rainfall in May
Whitefish, MT

Average rainfall in May - Whitefish, MT
  • Average rainfall in May: 2.2"

The wettest month (with the highest rainfall) is June (2.4").
The driest month (with the least rainfall) is October (1.2").

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Average rainfall days in May
Whitefish, MT

Average rainfall days in May - Whitefish, MT
  • Average rainfall days in May: 12 days

The month with the highest number of rainy days is December (15 days).
The months with the least rainy days are July and September (8 days).

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Average daylight in May /
Average sunshine in May
Whitefish, MT

Average daylight in May / Average sunshine in May - Whitefish, MT
  • Average daylight in May: 15h and 2min

The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).

  • Average sunshine in May: 8h

The month with the most sunshine is July (Average sunshine: 12h).
The months with the least sunshine are January and December (Average sunshine: 2h).

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Average UV index in May
Whitefish, MT

Average UV index in May - Whitefish, MT
  • Average UV index in May: 6

The month with the highest UV index is July (UV index 8).
The months with the lowest UV index are January, November and December (UV index 1).

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Whitefish, Montana, USA

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