May weather forecast
Sunburst, MT

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Weather in May

The last month of the spring, May, is a comfortable month in Sunburst, Montana, with an average temperature ranging between min 44.4°F (6.9°C) and max 62.4°F (16.9°C).

Temperature

As May sets, the average high-temperature shows an increase, moving up from a fresh 52.2°F (11.2°C) in April to an enjoyable 62.4°F (16.9°C). Sunburst's average low-temperature for the month of May records at a frosty 44.4°F (6.9°C).

Humidity

In Sunburst, Montana, the average relative humidity in May is 53%.

Rainfall

In Sunburst, in May, it is raining for 13.9 days, with typically 1.54" (39mm) of accumulated precipitation. Throughout the year, there are 84.2 rainfall days, and 9.29" (236mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Sunburst are January through May, September through December. May is the last month it regularly snows in Sunburst, Montana. During 1.1 snowfall days, in May, Sunburst aggregates 1.26" (32mm) of snow. In Sunburst, during the entire year, snow falls for 53.7 days and aggregates up to 20.47" (520mm) of snow.

Daylight

In May, the average length of the day in Sunburst is 15h and 19min.
On the first day of the month, sunrise is at 6:05 am and sunset at 8:43 pm. On the last day of May, in Sunburst, sunrise is at 5:28 am and sunset at 9:22 pm MDT.

Sunshine

In May, the average sunshine is 10.1h.

UV index

In May, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A typical high UV index of 4 in May suggests the following recommendations:
Be vigilant - A duty to shield skin and eyes from injury exists. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
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Frequently asked questions

What are May temperatures in Sunburst?

The high-temperature, in May, in Sunburst, records 62.4°F (16.9°C), while the low-temperature is 44.4°F (6.9°C).

What is the average humidity in May in Sunburst?

In Sunburst, the average relative humidity in May is 53%.

How many days does it rain in May in Sunburst?

In May, the rain falls for 13.9 days. Throughout May, 1.54" (39mm) of precipitation is accumulated.

What is the last month it snows in Sunburst?

May is the last month it regularly snows. During 1.1 snowfall days, in May, Sunburst aggregates 1.26" (32mm) of snow.

How many hours of daylight does Sunburst have in May?

In Sunburst, the average day length in May is 15h and 19min.

What time are sunrise and sunset in May in Sunburst?

In May, on the first day of the month, sunrise is at 6:05 am and sunset at 8:43 pm. On the last day of the month, in Sunburst, sunrise is at 5:28 am and sunset at 9:22 pm MDT.

How many hours of sunshine does Sunburst have in May?

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

What is the UV index intensity in May in Sunburst?

In Sunburst, the average daily maximum UV index in May is 4. A UV Index estimate of 3 to 5 represents a medium hazard to health 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
Sunburst, MT

Average temperature in May - Sunburst, MT
  • Average high temperature in May: 62.4°F

The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is December (27.7°F).

  • Average low temperature in May: 44.4°F

The month with the highest average low temperature is August (58.3°F).
The coldest month (with the lowest average low temperature) is December (15.4°F).

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Average pressure in May
Sunburst, MT

Average pressure in May - Sunburst, MT
  • Average pressure in May: 29.93"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

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Average wind speed in May
Sunburst, MT

Average wind speed in May - Sunburst, MT
  • Average wind speed in May: 10.1mph

The windiest month (with the highest average wind speed) is April (11mph).
The calmest month (with the lowest average wind speed) is August (8.7mph).

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Average humidity in May
Sunburst, MT

Average humidity in May - Sunburst, MT
  • Average humidity in May: 53%

The month with the highest relative humidity is January (80%).
The month with the lowest relative humidity is August (40%).

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Average rainfall in May
Sunburst, MT

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

The wettest month (with the highest rainfall) is June (2.01").
The driest months (with the least rainfall) are January and December (0.39").

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Average rainfall days in May
Sunburst, MT

Average rainfall days in May - Sunburst, MT
  • Average rainfall days in May: 13.9 days

The month with the highest number of rainy days is May (13.9 days).
The month with the least rainy days is February (3.1 days).

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Average snowfall in May
Sunburst, MT

Average snowfall in May - Sunburst, MT
  • Average snowfall in May: 1.26"

The month with the highest snowfall is February (4.17").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in May
Sunburst, MT

Average snowfall days in May - Sunburst, MT
  • Average snowfall days in May: 1.1 days

The month with the highest number of snowfall days is February (10.3 days).
The months with the least snowfall days are July and August (0 days).

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

Average daylight in May / Average sunshine in May - Sunburst, 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 1min

The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).

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Average sunshine days in May
Sunburst, MT

Average sunshine days in May - Sunburst, MT
  • Average sunshine days in May: 15.5 days

The month with the most sunshine days is September (22.2 days).
The month with the least sunshine days is April (14.7 days).

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Average UV index in May
Sunburst, MT

Average UV index in May - Sunburst, MT
  • Average UV index in May: 4

The month with the highest UV index is July (UV index 6).
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
Sunburst, MT

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

The month with the most cloud cover is February (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 15).

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Average visibility in May
Sunburst, MT

Average visibility in May - Sunburst, 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).

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Sunburst, Montana, USA

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