May weather forecast
Whitewater, MT

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Weather in May

May, the last month of the spring in Whitewater, is a comfortable month, with temperature in the range of an average low of 46.9°F (8.3°C) and an average high of 65.8°F (18.8°C).

Temperature

With the onset of May, Whitewater experiences a temperature shift, with the average high-temperature moving from a cool 53.1°F (11.7°C) in April to a comfortable 65.8°F (18.8°C). In the month of May, an average of 46.9°F (8.3°C) marks the low-temperature.

Humidity

In May, the average relative humidity in Whitewater is 52%.

Rainfall

The month with the most rainfall is May, when the rain falls for 12.7 days and typically aggregates up to 1.73" (44mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows in Whitewater. During 0.3 snowfall days, in May, Whitewater aggregates 0.31" (8mm) of snow. Throughout the year, in Whitewater, there are 56.9 snowfall days, and 17.95" (456mm) of snow is accumulated.

Daylight

In May, the average length of the day is 15h and 17min.
On the first day of the month, sunrise is at 5:48 am and sunset at 8:26 pm. On the last day of May, in Whitewater, sunrise is at 5:11 am and sunset at 9:04 pm MDT.

Sunshine

The average sunshine in May in Whitewater is 10h.

UV index

In Whitewater, Montana, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: In May, the maximum UV index of 5 transforms into these recommendations:
Adopt protective measures - Suggestions to resist sunburn are offered. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
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Frequently asked questions

What are the temperatures in Whitewater in May?

In Whitewater, 65.8°F (18.8°C) is the average high-temperature and 46.9°F (8.3°C) is the average low-temperature during May.

What is the average humidity in May in Whitewater?

In Whitewater, Montana, the average relative humidity in May is 52%.

What is the rainiest month in Whitewater?

May is the month with the most rainfall in Whitewater, Montana. Rain falls for 12.7 days and accumulates 1.73" (44mm) of precipitation.

How many days does it rain in May in Whitewater?

In Whitewater, during May, the rain falls for 12.7 days and regularly aggregates up to 1.73" (44mm) of precipitation.

What is the last month it snows in Whitewater?

May is the last month it regularly snows. During 0.3 snowfall days, in May, Whitewater aggregates 0.31" (8mm) of snow.

How many hours of daylight does Whitewater have in May?

The average day length in May in Whitewater, Montana, is 15h and 17min.

When are sunrise and sunset in May in Whitewater?

On the first day of May in Whitewater, Montana, sunrise is at 5:48 am and sunset at 8:26 pm. On the last day of the month, sunrise is at 5:11 am and sunset at 9:04 pm MDT.

How many hours of sunshine does Whitewater have in May?

The average sunshine duration in May in Whitewater is 10h.

How high is the UV index in May in Whitewater?

The average daily maximum UV index in May in Whitewater, Montana, is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Whitewater, MT

Average temperature in May - Whitewater, MT
  • Average high temperature in May: 65.8°F

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is February (24.4°F).

  • Average low temperature in May: 46.9°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is February (10°F).

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Average pressure in May
Whitewater, MT

Average pressure in May - Whitewater, MT
  • Average pressure in May: 29.92"Hg

The month with the highest atmospheric pressure is February (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.83"Hg).

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Average wind speed in May
Whitewater, MT

Average wind speed in May - Whitewater, MT
  • Average wind speed in May: 10.6mph

The windiest month (with the highest average wind speed) is April (11.3mph).
The calmest month (with the lowest average wind speed) is February (8.3mph).

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Average humidity in May
Whitewater, MT

Average humidity in May - Whitewater, MT
  • Average humidity in May: 52%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (41%).

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Average rainfall in May
Whitewater, MT

Average rainfall in May - Whitewater, MT
  • Average rainfall in May: 1.73"

The wettest month (with the highest rainfall) is May (1.73").
The driest month (with the least rainfall) is February (0.43").

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Average rainfall days in May
Whitewater, MT

Average rainfall days in May - Whitewater, MT
  • Average rainfall days in May: 12.7 days

The month with the highest number of rainy days is May (12.7 days).
The month with the least rainy days is February (3.3 days).

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Average snowfall in May
Whitewater, MT

Average snowfall in May - Whitewater, MT
  • Average snowfall in May: 0.31"

The month with the highest snowfall is December (3.43").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Whitewater, MT

Average snowfall days in May - Whitewater, MT
  • Average snowfall days in May: 0.3 days

The month with the highest number of snowfall days is January (12.3 days).
The months with the least snowfall days are June, July and August (0 days).

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

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

The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 18min).

  • Average sunshine in May: 10h and 0min

The month with the most sunshine is July (Average sunshine: 11h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

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Average sunshine days in May
Whitewater, MT

Average sunshine days in May - Whitewater, MT
  • Average sunshine days in May: 16.3 days

The month with the most sunshine days is October (21 days).
The month with the least sunshine days is April (15.4 days).

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Average UV index in May
Whitewater, MT

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

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).

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Average cloud cover in May
Whitewater, MT

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

The month with the most cloud cover is February (Cloud cover 50).
The months with the least cloud cover are July and August (Cloud cover 18).

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Average visibility in May
Whitewater, MT

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

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).

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Whitewater, Montana, USA

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