May weather forecast and climate
Whitetail, MT

The last month of the spring, May, is an enjoyable month in Whitetail, Montana, with average temperature varying between 64.2°F (17.9°C) and 46.4°F (8°C).

Temperature

In May, the average high-temperature increases, from a fresh 50.2°F (10.1°C) in April, to a comfortable 64.2°F (17.9°C). The average low-temperature, in Whitetail, is 46.4°F (8°C).

Humidity

The average relative humidity in Whitetail is 55%.

Rainfall

In Whitetail, it is raining for 12.5 days, with typically 1.57" (40mm) of accumulated precipitation. In Whitetail, Montana, during the entire year, the rain falls for 93.3 days and collects up to 12.01" (305mm) of precipitation.

Snowfall

Months with snowfall in Whitetail, Montana, are January through May, October through December. May is the last month it regularly snows. During 0.8 snowfall days, Whitetail aggregates 0.51" (13mm) of snow. In Whitetail, Montana, during the entire year, snow falls for 66.5 days, and aggregates up to 19.02" (483mm) of snow.

Daylight

In Whitetail, Montana, the average length of the day is 15.3h.

Sunshine

In Whitetail, the average sunshine is 10h.

UV index

In May, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to the UV radiation for the ordinary person.
Note: The daily maximum UV index of 5 in May interpret into the following advice:
Take precautions - Protection against sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

What is the temperature in May in Whitetail?

In May, in Whitetail, the average high-temperature is 64.2°F (17.9°C), and the average low-temperature is 46.4°F (8°C).

What is the average humidity in May in Whitetail?

The average relative humidity in May in Whitetail, Montana, is 55%.

How many days does it rain in May in Whitetail?

In Whitetail, in May, it is raining for 12.5 days, with typically 1.57" (40mm) of accumulated precipitation.

What is the last month it snows in Whitetail?

May is the last month it regularly snows in Whitetail. During 0.8 snowfall days, in May, Whitetail aggregates 0.51" (13mm) of snow.

How many hours of daylight does Whitetail have in May?

The average length of the day in May in Whitetail, Montana, is 15.3h.

How many hours of sunshine does Whitetail have in May?

In May, the average sunshine in Whitetail is 10h.

What is the UV index intensity in May in Whitetail?

In Whitetail, Montana, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a medium hazard to health from unprotected exposure to the UV radiation.
Average temperature in May - Whitetail, MT
  • Average high temperature in May: 17.9°C

The warmest month (with the highest average high temperature) is July (27.8°C).
The month with the lowest average high temperature is February (-6.8°C).

  • Average low temperature in May: 8°C

The month with the highest average low temperature is July (16.1°C).
The coldest month (with the lowest average low temperature) is February (-14.3°C).

Average pressure in May - Whitetail, MT
  • Average pressure in May: 1013.3mbar

The month with the highest atmospheric pressure is February (1021.6mbar).
The month with the lowest atmospheric pressure is June (1010.2mbar).

Average wind speed in May - Whitetail, MT
  • Average wind speed in May: 17.1km/h

The windiest month (with the highest average wind speed) is April (17.8km/h).
The calmest month (with the lowest average wind speed) is February (14.8km/h).

Average humidity in May - Whitetail, MT
  • Average humidity in May: 55%

Months with the highest relative humidity are January and February (88%).
The month with the lowest relative humidity is August (46%).

Average rainfall in May - Whitetail, MT
  • Average rainfall in May: 40mm

The wettest month (with the highest rainfall) is June (55mm).
The driest month (with the least rainfall) is February (12mm).

Average rainfall days in May - Whitetail, MT
  • Average rainfall days in May: 12.5 days

The month with the highest number of rainy days is June (13.9 days).
The month with the least rainy days is February (2.6 days).

Average snowfall in May - Whitetail, MT
  • Average snowfall in May: 13mm

The month with the highest snowfall is November (95mm).
Months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in May - Whitetail, MT
  • Average snowfall days in May: 0.8 days

The month with the highest number of snowfall days is February (13.5 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May / Average sunshine in May - Whitetail, MT
  • Average daylight in May: 15.3h

The month with the longest days is June (Average daylight: 16.1h).
The month with the shortest days is December (Average daylight: 8.3h).

  • Average sunshine in May: 10h

The month with the most sunshine is July (Average sunshine: 11.7h).
The month with the least sunshine is February (Average sunshine: 3.9h).

Average sunshine days in May - Whitetail, MT
  • Average sunshine days in May: 16.6 days

The month with the most sunshine days is August (20.1 days).
Months with the least sunshine days are February and June (13.8 days).

Average UV index in May - Whitetail, MT
  • Average UV index in May: 5

The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is February (UV index 1).

Average cloud cover in May - Whitetail, MT
  • Average cloud cover in May: 34

The month with the most cloud cover is February (Cloud cover 60).
Months with the least cloud cover are July and August (Cloud cover 19).

Average visibility in May - Whitetail, MT
  • Average visibility in May: 10km

Months with the highest visibility are May, June, July, August, September and October (10km).
Months with the lowest visibility are January, February, March and December (8km).