May weather forecast
Glasgow, MT

Weather in May

May, the last month of the spring in Glasgow, is an enjoyable month, with temperature in the range of an average high of 64.6°F (18.1°C) and an average low of 46.9°F (8.3°C).

Temperature

In Glasgow, the average high-temperature in May increases from a fresh 52.2°F (11.2°C) in April to an enjoyable 64.6°F (18.1°C). In May, in Glasgow, the average low-temperature is 46.9°F (8.3°C).

Humidity

The average relative humidity in May in Glasgow is 52%.

Rainfall

In Glasgow, in May, during 13.8 rainfall days, 1.85" (47mm) of precipitation is typically accumulated. Throughout the year, in Glasgow, there are 90.8 rainfall days, and 11.1" (282mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows in Glasgow, Montana. During 0.4 snowfall days, Glasgow aggregates 0.31" (8mm) of snow. Throughout the year, there are 43.8 snowfall days, and 13.11" (333mm) of snow is accumulated.

Daylight

The average length of the day in May in Glasgow is 15h and 14min.
On the first day of May in Glasgow, Montana, sunrise is at 5:47 am and sunset at 8:20 pm. On the last day of the month, sunrise is at 5:10 am and sunset at 8:57 pm MDT.

Sunshine

In Glasgow, the average sunshine in May is 10.3h.

UV index

In May, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the ordinary person.
Note: The daily maximum UV index of 5 in May interpret into the following advice:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in May in Glasgow?

In Glasgow, Montana, in May, the average high-temperature is 64.6°F (18.1°C), and the average low-temperature is 46.9°F (8.3°C).

What is the average humidity in May in Glasgow?

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

How many days does it rain in May in Glasgow?

In May, in Glasgow, the rain falls for 13.8 days. Throughout May, 1.85" (47mm) of precipitation is accumulated.

What is the last month it snows in Glasgow?

May is the last month it regularly snows. During 0.4 snowfall days, in May, Glasgow aggregates 0.31" (8mm) of snow.

How many hours of daylight does Glasgow have in May?

The average day length in May in Glasgow is 15h and 14min.

When are sunrise and sunset in May in Glasgow?

On the first day of May, sunrise is at 5:47 am and sunset at 8:20 pm. On the last day of the month, sunrise is at 5:10 am and sunset at 8:57 pm MDT.

How many hours of sunshine does Glasgow have in May?

In Glasgow, Montana, the average sunshine duration in May is 10.3h.

How high is the UV index in May in Glasgow?

In May, the average daily maximum UV index in Glasgow, Montana, is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability 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
Glasgow, MT

Average temperature in May - Glasgow, MT
  • Average high temperature in May: 64.6°F

The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is February (23.7°F).

  • Average low temperature in May: 46.9°F

The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is February (10.2°F).

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Average pressure in May
Glasgow, MT

Average pressure in May - Glasgow, 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
Glasgow, MT

Average wind speed in May - Glasgow, MT
  • Average wind speed in May: 11mph

The windiest month (with the highest average wind speed) is April (11.7mph).
The calmest month (with the lowest average wind speed) is February (8.8mph).

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Average humidity in May
Glasgow, MT

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

The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is August (42%).

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Average rainfall in May
Glasgow, MT

Average rainfall in May - Glasgow, MT
  • Average rainfall in May: 1.85"

The wettest month (with the highest rainfall) is June (2.01").
The driest months (with the least rainfall) are January and February (0.35").

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Average rainfall days in May
Glasgow, MT

Average rainfall days in May - Glasgow, MT
  • Average rainfall days in May: 13.8 days

The month with the highest number of rainy days is May (13.8 days).
The month with the least rainy days is February (2.3 days).

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Average snowfall in May
Glasgow, MT

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

The month with the highest snowfall is December (2.6").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Glasgow, MT

Average snowfall days in May - Glasgow, MT
  • Average snowfall days in May: 0.4 days

The month with the highest number of snowfall days is February (9.2 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
Glasgow, MT

Average daylight in May / Average sunshine in May - Glasgow, MT
  • Average daylight in May: 15h and 14min

The month with the longest days is June (Average daylight: 16h and 1min).
The month with the shortest days is December (Average daylight: 8h and 26min).

  • Average sunshine in May: 10h and 18min

The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

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Average sunshine days in May
Glasgow, MT

Average sunshine days in May - Glasgow, MT
  • Average sunshine days in May: 14.8 days

The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is June (13.8 days).

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Average UV index in May
Glasgow, MT

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

The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in May
Glasgow, MT

Average cloud cover in May - Glasgow, MT
  • Average cloud cover in May: 31

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 16).

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Average visibility in May
Glasgow, MT

Average visibility in May - Glasgow, 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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