May weather forecast
Beaverton, MT

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Weather in May

The last month of the spring, May, is an enjoyable month in Beaverton, Montana, with an average temperature ranging between max 65.8°F (18.8°C) and min 46.9°F (8.3°C).

Temperature

The rise of average high-temperatures is seen in May, with an increase from a fresh 53.1°F (11.7°C) in April to an enjoyable 65.8°F (18.8°C). Throughout the nights in May, Beaverton experiences an average low-temperature of 46.9°F (8.3°C).

Humidity

The average relative humidity in May is 52%.

Rainfall

May is the month with the most rainfall in Beaverton, Montana. Rain falls for 12.7 days and accumulates 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 Beaverton, Montana. During 0.3 snowfall days, in May, Beaverton aggregates 0.31" (8mm) of snow. In Beaverton, during the entire year, snow falls for 56.9 days and aggregates up to 17.95" (456mm) of snow.

Daylight

In Beaverton, Montana, the average length of the day in May is 15h and 15min.
On the first day of May in Beaverton, sunrise is at 5:48 am and sunset at 8:24 pm. On the last day of the month, sunrise is at 5:11 am and sunset at 9:01 pm MDT.

Sunshine

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

UV index

The average daily maximum UV index in May in Beaverton is 5. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In May, a regular UV index of 5 translates into these guidelines:
Put precautions into practice - Guidance to elude sunburn is provided. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average May temperature in Beaverton?

The high-temperature, in May, in Beaverton, is 65.8°F (18.8°C), while the low-temperature averages to 46.9°F (8.3°C).

What is the average humidity in May in Beaverton?

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

What is the rainiest month in Beaverton?

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

How many days does it rain in May in Beaverton?

In Beaverton, Montana, 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 Beaverton?

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

What is the average length of the day in May in Beaverton?

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

When is the sunrise / sunset in May in Beaverton?

On the first day of May in Beaverton, Montana, sunrise is at 5:48 am and sunset at 8:24 pm. On the last day of the month, sunrise is at 5:11 am and sunset at 9:01 pm MDT.

How many hours of sunshine does Beaverton have in May?

The average sunshine duration in May in Beaverton, Montana, is 10h.

What is the UV index intensity in May in Beaverton?

In Beaverton, the average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability from exposure to Sun's UV rays.
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
Beaverton, MT

Average temperature in May - Beaverton, 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).

Average pressure in May
Beaverton, MT

Average pressure in May - Beaverton, 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).

Average wind speed in May
Beaverton, MT

Average wind speed in May - Beaverton, 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).

Average humidity in May
Beaverton, MT

Average humidity in May - Beaverton, 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%).

Average rainfall in May
Beaverton, MT

Average rainfall in May - Beaverton, 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").

Average rainfall days in May
Beaverton, MT

Average rainfall days in May - Beaverton, 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).

Average snowfall in May
Beaverton, MT

Average snowfall in May - Beaverton, 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").

Average snowfall days in May
Beaverton, MT

Average snowfall days in May - Beaverton, 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).

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

Average daylight in May / Average sunshine in May - Beaverton, 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: 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).

Average sunshine days in May
Beaverton, MT

Average sunshine days in May - Beaverton, 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).

Average UV index in May
Beaverton, MT

Average UV index in May - Beaverton, 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).

Average cloud cover in May
Beaverton, MT

Average cloud cover in May - Beaverton, 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).

Average visibility in May
Beaverton, MT

Average visibility in May - Beaverton, 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).

Beaverton, Montana, USA

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