May weather forecast
Kalispell, MT

A gorgeous sunset over the tranquil city of Kalispell, Montana
A gorgeous sunset over the tranquil city of Kalispell, Montana

Weather in May

May, the last month of the spring in Kalispell, is a moderate month, with temperature in the range of an average high of 59.5°F (15.3°C) and an average low of 35.6°F (2°C).

Temperature

In May, the average high-temperature increases from a chilly 46.8°F (8.2°C) in April to a mild 59.5°F (15.3°C). In May, in Kalispell, the average low-temperature is 35.6°F (2°C).

Humidity

In Kalispell, the average relative humidity in May is 68%.

Rainfall

In Kalispell, in May, during 15.4 rainfall days, 1.61" (41mm) of precipitation is typically accumulated. Throughout the year, in Kalispell, Montana, there are 142.8 rainfall days, and 17.36" (441mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Kalispell are January through May, September through December. May is the last month it regularly snows. During 0.9 snowfall days, Kalispell aggregates 0.71" (18mm) of snow. In Kalispell, during the entire year, snow falls for 104.7 days and aggregates up to 51.34" (1304mm) of snow.

Daylight

The average length of the day in May in Kalispell is 15h and 14min.
On the first day of May, sunrise is at 6:17 am and sunset at 8:50 pm. On the last day of the month, sunrise is at 5:41 am and sunset at 9:28 pm MDT.

Sunshine

In May, the average sunshine in Kalispell is 10.4h.

UV index

The average daily maximum UV index in May in Kalispell, Montana, is 4. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 4 in May interpret into the following advice:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
[Resources]

FAQ

What is the average humidity in May in Kalispell?

In May, the average relative humidity in Kalispell, Montana, is 68%.

How many days does it rain in May in Kalispell?

In May, in Kalispell, the rain falls for 15.4 days. Throughout May, 1.61" (41mm) of precipitation is accumulated.

What is the last month it snows in Kalispell?

May is the last month it regularly snows in Kalispell, Montana. During 0.9 snowfall days, in May, Kalispell aggregates 0.71" (18mm) of snow.

How many hours of daylight does Kalispell have in May?

The average day length in May in Kalispell is 15h and 14min.

When is the sunrise / sunset in May in Kalispell?

In May, on the first day of the month, sunrise is at 6:17 am and sunset at 8:50 pm. On the last day of the month, in Kalispell, Montana, sunrise is at 5:41 am and sunset at 9:28 pm MDT.

How many hours of sunshine does Kalispell have in May?

The average sunshine duration in May is 10.4h.

How high is the UV index in May in Kalispell?

In Kalispell, the average daily maximum UV index in May is 4. A UV Index reading of 3 to 5 represents a moderate vulnerability from exposure to the Sun's UV radiation.

Average temperature in May
Kalispell, MT

Average temperature in May - Kalispell, MT
  • Average high temperature in May: 59.5°F

The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is December (25.9°F).

  • Average low temperature in May: 35.6°F

The month with the highest average low temperature is August (46.4°F).
The coldest month (with the lowest average low temperature) is February (14.4°F).

[Resources]

Average pressure in May
Kalispell, MT

Average pressure in May - Kalispell, MT
  • Average pressure in May: 29.96"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

[Resources]

Average wind speed in May
Kalispell, MT

Average wind speed in May - Kalispell, MT
  • Average wind speed in May: 4.4mph

The windiest month (with the highest average wind speed) is April (4.7mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).

[Resources]

Average humidity in May
Kalispell, MT

Average humidity in May - Kalispell, MT
  • Average humidity in May: 68%

The month with the highest relative humidity is January (93%).
The month with the lowest relative humidity is August (55%).

[Resources]

Average rainfall in May
Kalispell, MT

Average rainfall in May - Kalispell, MT
  • Average rainfall in May: 1.61"

The wettest month (with the highest rainfall) is June (2.05").
The driest month (with the least rainfall) is August (0.55").

[Resources]

Average rainfall days in May
Kalispell, MT

Average rainfall days in May - Kalispell, MT
  • Average rainfall days in May: 15.4 days

The month with the highest number of rainy days is April (17.9 days).
The month with the least rainy days is August (6.6 days).

[Resources]

Average snowfall in May
Kalispell, MT

Average snowfall in May - Kalispell, MT
  • Average snowfall in May: 0.71"

The month with the highest snowfall is January (11.3").
The months with the least snowfall are June, July and August (0").

[Resources]

Average snowfall days in May
Kalispell, MT

Average snowfall days in May - Kalispell, MT
  • Average snowfall days in May: 0.9 days

The month with the highest number of snowfall days is December (21.5 days).
The months with the least snowfall days are June, July and August (0 days).

[Resources]

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

Average daylight in May / Average sunshine in May - Kalispell, MT
  • Average daylight in May: 15h and 14min

The month with the longest days is June (Average daylight: 16h and 1min).
The month with the shortest days is December (Average daylight: 8h and 26min).

  • Average sunshine in May: 10.4h

The month with the most sunshine is July (Average sunshine: 11.9h).
The month with the least sunshine is January (Average sunshine: 3.7h).

[Resources]

Average sunshine days in May
Kalispell, MT

Average sunshine days in May - Kalispell, MT
  • Average sunshine days in May: 12.9 days

The month with the most sunshine days is August (21.8 days).
The month with the least sunshine days is February (6.8 days).

[Resources]

Average UV index in May
Kalispell, MT

Average UV index in May - Kalispell, MT
  • Average UV index in May: 4

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).

[Resources]

Average cloud cover in May
Kalispell, MT

Average cloud cover in May - Kalispell, MT
  • Average cloud cover in May: 33

The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are July and August (Cloud cover 15).

[Resources]

Average visibility in May
Kalispell, MT

Average visibility in May - Kalispell, MT
  • Average visibility in May: 6mi

The months with the highest visibility are May, June, July, August, September and October (6mi).
The month with the lowest visibility is January (3mi).

[Resources]

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location
* you will be automatically redirected to the weather forecast for your location