May weather forecast
Pryor, MT

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Weather in May

May, the last month of the spring in Pryor, is an enjoyable month, with an average temperature fluctuating between 43°F (6.1°C) and 63.5°F (17.5°C).

Temperature

Entering May, Pryor sees a temperature rise, with the average high-temperature advancing from April's cool 53.8°F (12.1°C) to a refreshing 63.5°F (17.5°C). In the month of May, the nighttime temperature dips to a steady average of 43°F (6.1°C).

Humidity

In Pryor, the average relative humidity in May is 60%.

Rainfall

May is the month with the most rainfall in Pryor. Rain falls for 14.8 days and accumulates 1.54" (39mm) of precipitation.

Snowfall

January through May, September through December are months with snowfall in Pryor. May is the last month it regularly snows in Pryor. During 0.8 snowfall days, in May, Pryor aggregates 0.24" (6mm) of snow. Throughout the year, there are 44.1 snowfall days, and 15.75" (400mm) of snow is accumulated.

Daylight

In Pryor, the average length of the day in May is 14h and 55min.
On the first day of the month, sunrise is at 6:00 am and sunset at 8:21 pm. On the last day of May, sunrise is at 5:29 am and sunset at 8:54 pm MDT.

Sunshine

The average sunshine in May is 10.1h.

UV index

The average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: The daily maximum UV index of 5 in May interprets into the following advice:
Be vigilant - A duty to shield skin and eyes from injury exists. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Updated: Jul 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are May temperatures?

In Pryor, 63.5°F (17.5°C) is the average high-temperature and 43°F (6.1°C) is the average low-temperature during May.

What is the average humidity in May?

In Pryor, the average relative humidity in May is 60%.

What is the wettest month?

May is the month with the most rainfall. Rain falls for 14.8 days and accumulates 1.54" (39mm) of precipitation.

How much does it rain in May?

In Pryor, in May, it is raining for 14.8 days, with typically 1.54" (39mm) of accumulated precipitation.

What is the last month it snows?

May is the last month it regularly snows. During 0.8 snowfall days, in May, Pryor aggregates 0.24" (6mm) of snow.

How many hours of daylight does Pryor have in May?

In Pryor, the average day length in May is 14h and 55min.

What time are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 6:00 am and sunset at 8:21 pm. On the last day of the month, sunrise is at 5:29 am and sunset at 8:54 pm MDT.

How many hours of sunshine does Pryor have in May?

In Pryor, Montana, the average sunshine duration in May is 10.1h.

How high is the UV index in May?

In Pryor, the average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a medium hazard to health from unprotected exposure to 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
Pryor, MT

Average temperature in May - Pryor, MT
  • Average high temperature in May: 63.5°F

The warmest month (with the highest average high temperature) is July (85.1°F).
The month with the lowest average high temperature is December (31.3°F).

  • Average low temperature in May: 43°F

The month with the highest average low temperature is July (59.4°F).
The coldest month (with the lowest average low temperature) is February (18.3°F).

Average pressure in May
Pryor, MT

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

The months with the highest atmospheric pressure are January and December (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

Average wind speed in May
Pryor, MT

Average wind speed in May - Pryor, MT
  • Average wind speed in May: 8mph

The windiest month (with the highest average wind speed) is January (9.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).

Average humidity in May
Pryor, MT

Average humidity in May - Pryor, MT
  • Average humidity in May: 60%

The month with the highest relative humidity is January (76%).
The month with the lowest relative humidity is August (40%).

Average rainfall in May
Pryor, MT

Average rainfall in May - Pryor, MT
  • Average rainfall in May: 1.54"

The wettest month (with the highest rainfall) is May (1.54").
The driest month (with the least rainfall) is January (0.28").

Average rainfall days in May
Pryor, MT

Average rainfall days in May - Pryor, MT
  • Average rainfall days in May: 14.8 days

The month with the highest number of rainy days is May (14.8 days).
The month with the least rainy days is February (2.6 days).

Average snowfall in May
Pryor, MT

Average snowfall in May - Pryor, MT
  • Average snowfall in May: 0.24"

The month with the highest snowfall is February (2.68").
The months with the least snowfall are June, July and August (0").

Average snowfall days in May
Pryor, MT

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

The month with the highest number of snowfall days is February (8.9 days).
The months with the least snowfall days are June, July and August (0 days).

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

Average daylight in May / Average sunshine in May - Pryor, MT
  • Average daylight in May: 14h and 5min

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in May: 10h and 1min

The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is February (Average sunshine: 5h and 36min).

Average sunshine days in May
Pryor, MT

Average sunshine days in May - Pryor, MT
  • Average sunshine days in May: 13.1 days

The month with the most sunshine days is December (22.5 days).
The month with the least sunshine days is May (13.1 days).

Average UV index in May
Pryor, MT

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

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in May
Pryor, MT

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

The month with the most cloud cover is February (Cloud cover 43).
The months with the least cloud cover are July and August (Cloud cover 15).

Average visibility in May
Pryor, MT

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

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

Pryor, Montana, USA

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