May weather forecast
Plentywood, MT

Weather in May

May, the last month of the spring in Plentywood, is an enjoyable month, with temperature in the range of an average high of 64.2°F (17.9°C) and an average low of 46.4°F (8°C).

Temperature

In Plentywood, the average high-temperature in May rises from a cool 50.2°F (10.1°C) in April to an enjoyable 64.2°F (17.9°C). The average low-temperature, in May, is 46.4°F (8°C).

Humidity

In Plentywood, Montana, the average relative humidity in May is 55%.

Rainfall

In May, in Plentywood, the rain falls for 12.5 days. Throughout May, 1.57" (40mm) of precipitation is accumulated. Throughout the year, in Plentywood, there are 93.3 rainfall days, and 12.01" (305mm) of precipitation is accumulated.

Snowfall

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

Daylight

The average length of the day in May in Plentywood is 15h and 17min.
On the first day of May, sunrise is at 5:37 am and sunset at 8:13 pm. On the last day of the month, sunrise is at 4:59 am and sunset at 8:52 pm MDT.

Sunshine

In May, the average sunshine is 10h.

UV index

In Plentywood, the average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: The average daily UV index of 5 in May transform into the following instructions:
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. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the average humidity in May in Plentywood?

In May, the average relative humidity is 55%.

How much does it rain in Plentywood in May?

In Plentywood, Montana, 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 Plentywood?

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

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

The average day length in May in Plentywood is 15h and 17min.

What time are sunrise and sunset in May in Plentywood?

On the first day of May in Plentywood, Montana, sunrise is at 5:37 am and sunset at 8:13 pm. On the last day of the month, sunrise is at 4:59 am and sunset at 8:52 pm MDT.

How long on average sun shines in May in Plentywood?

In Plentywood, Montana, the average sunshine duration in May is 10h.

What is the UV index reading in May in Plentywood?

The average daily maximum UV index in May in Plentywood, Montana, is 5. A UV Index estimate of 3 to 5 represents a moderate health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Plentywood, MT

Average temperature in May - Plentywood, MT
  • Average high temperature in May: 64.2°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is February (19.8°F).

  • Average low temperature in May: 46.4°F

The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is February (6.3°F).

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Average pressure in May
Plentywood, MT

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

The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.83"Hg).

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Average wind speed in May
Plentywood, MT

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

The windiest month (with the highest average wind speed) is April (11.1mph).
The calmest month (with the lowest average wind speed) is February (9.2mph).

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Average humidity in May
Plentywood, MT

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

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

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Average rainfall in May
Plentywood, MT

Average rainfall in May - Plentywood, MT
  • Average rainfall in May: 1.57"

The wettest month (with the highest rainfall) is June (2.17").
The driest month (with the least rainfall) is February (0.47").

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Average rainfall days in May
Plentywood, MT

Average rainfall days in May - Plentywood, 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).

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Average snowfall in May
Plentywood, MT

Average snowfall in May - Plentywood, MT
  • Average snowfall in May: 0.51"

The month with the highest snowfall is November (3.74").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Plentywood, MT

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

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

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

Average daylight in May / Average sunshine in May - Plentywood, MT
  • Average daylight in May: 15h and 17min

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 20min).

  • 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: 3h and 54min).

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Average sunshine days in May
Plentywood, MT

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

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

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Average UV index in May
Plentywood, MT

Average UV index in May - Plentywood, 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).

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Average cloud cover in May
Plentywood, MT

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

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

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Average visibility in May
Plentywood, MT

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

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

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