May weather forecast
Terry, MT

Weather in May

The last month of the spring, May, is a comfortable month in Terry, Montana, with temperature in the range of an average high of 64.9°F (18.3°C) and an average low of 46.9°F (8.3°C).

Temperature

In Terry, the average high-temperature in May increases from a fresh 53.4°F (11.9°C) in April to a comfortable 64.9°F (18.3°C). In May, in Terry, the average low-temperature is 46.9°F (8.3°C).

Humidity

In May, the average relative humidity in Terry, Montana, is 56%.

Rainfall

The month with the most rainfall in Terry is May, when the rain falls for 13.7 days and typically aggregates up to 2.2" (56mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows in Terry. During 1 snowfall days, Terry aggregates 0.79" (20mm) of snow. In Terry, during the entire year, snow falls for 58.7 days and aggregates up to 17.28" (439mm) of snow.

Daylight

The average length of the day in May is 15h and 4min.
On the first day of the month, sunrise is at 5:45 am and sunset at 8:11 pm. On the last day of May, in Terry, sunrise is at 5:11 am and sunset at 8:46 pm MDT.

Sunshine

The average sunshine in May is 10h.

UV index

In May, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 5 in May interpret into the following advice:
Take precautions - Protection against skin and eye damage is obliged. 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. 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 Terry?

In Terry, in May, the average high-temperature is 64.9°F (18.3°C), and the average low-temperature is 46.9°F (8.3°C).

What is the average humidity in May in Terry?

In Terry, Montana, the average relative humidity in May is 56%.

What is the rainiest month in Terry?

May is the month with the most rainfall in Terry. Rain falls for 13.7 days and accumulates 2.2" (56mm) of precipitation.

How much does it rain in Terry in May?

In Terry, in May, during 13.7 rainfall days, 2.2" (56mm) of precipitation is typically accumulated.

What is the last month it snows in Terry?

May is the last month it regularly snows in Terry. During 1 snowfall days, in May, Terry aggregates 0.79" (20mm) of snow.

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

In Terry, the average day length in May is 15h and 4min.

When is the sunrise / sunset in May in Terry?

On the first day of May, sunrise is at 5:45 am and sunset at 8:11 pm. On the last day of the month, sunrise is at 5:11 am and sunset at 8:46 pm MDT.

How long on average sun shines in May in Terry?

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

What is the UV index intensity in May in Terry?

In Terry, the average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a moderate health threat from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Terry, MT

Average temperature in May - Terry, MT
  • Average high temperature in May: 64.9°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (25.5°F).

  • Average low temperature in May: 46.9°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (12.6°F).

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Average pressure in May
Terry, MT

Average pressure in May - Terry, MT
  • Average pressure in May: 29.91"Hg

The month with the highest atmospheric pressure is February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.83"Hg).

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Average wind speed in May
Terry, MT

Average wind speed in May - Terry, MT
  • Average wind speed in May: 10.5mph

The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest month (with the lowest average wind speed) is August (9.3mph).

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Average humidity in May
Terry, MT

Average humidity in May - Terry, MT
  • Average humidity in May: 56%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (43%).

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Average rainfall in May
Terry, MT

Average rainfall in May - Terry, MT
  • Average rainfall in May: 2.2"

The wettest month (with the highest rainfall) is May (2.2").
The driest month (with the least rainfall) is January (0.51").

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Average rainfall days in May
Terry, MT

Average rainfall days in May - Terry, MT
  • Average rainfall days in May: 13.7 days

The month with the highest number of rainy days is May (13.7 days).
The month with the least rainy days is February (4 days).

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Average snowfall in May
Terry, MT

Average snowfall in May - Terry, MT
  • Average snowfall in May: 0.79"

The month with the highest snowfall is February (3.62").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Terry, MT

Average snowfall days in May - Terry, MT
  • Average snowfall days in May: 1 days

The month with the highest number of snowfall days is January (12.9 days).
The months with the least snowfall days are July, August and September (0 days).

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

Average daylight in May / Average sunshine in May - Terry, MT
  • Average daylight in May: 15h and 4min

The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 37min).

  • Average sunshine in May: 10h and 0min

The month with the most sunshine is July (Average sunshine: 11h and 42min).
The months with the least sunshine are February and December (Average sunshine: 4h and 54min).

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Average sunshine days in May
Terry, MT

Average sunshine days in May - Terry, MT
  • Average sunshine days in May: 14.6 days

The month with the most sunshine days is September (19.8 days).
The month with the least sunshine days is June (13.1 days).

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Average UV index in May
Terry, MT

Average UV index in May - Terry, 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 November and December (UV index 1).

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Average cloud cover in May
Terry, MT

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

The month with the most cloud cover is February (Cloud cover 49).
The months with the least cloud cover are July and August (Cloud cover 17).

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Average visibility in May
Terry, MT

Average visibility in May - Terry, 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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