May weather forecast
Judith Gap, MT

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Weather in May

The last month of the spring, May, is a moderate month in Judith Gap, Montana, with temperature in the range of an average high of 59.4°F (15.2°C) and an average low of 39.7°F (4.3°C).

Temperature

With the onset of May, Judith Gap's average high-temperature experiences a rise, moving from April's chilly 49.3°F (9.6°C) to a moderate 59.4°F (15.2°C). Judith Gap records an average nighttime low-temperature of 39.7°F (4.3°C) throughout May.

Humidity

In May, the average relative humidity is 62%.

Rainfall

The month with the most rainfall is May, when the rain falls for 18.7 days and typically aggregates up to 2.4" (61mm) of precipitation.

Snowfall

Months with snowfall are January through May, September through December. May is the last month it regularly snows. During 2.5 snowfall days, in May, Judith Gap aggregates 1.18" (30mm) of snow. Throughout the year, there are 72.8 snowfall days, and 33.5" (851mm) of snow is accumulated.

Daylight

In Judith Gap, the average length of the day in May is 15h and 3min.
On the first day of the month, sunrise is at 6:02 am and sunset at 8:29 pm. On the last day of May, sunrise is at 5:29 am and sunset at 9:04 pm MDT.

Sunshine

In Judith Gap, the average sunshine in May is 10.5h.

UV index

In May, the average daily maximum UV index in Judith Gap is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: In May, the maximum UV index of 4 translates into these guidelines:
Adopt protective measures - Suggestions to resist sunburn are offered. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Opt for tightly woven and loose clothing to enhance protection from the Sun. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Updated: Aug 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Judith Gap in May?

The high-temperature during May is 59.4°F (15.2°C) and the low-temperature is 39.7°F (4.3°C).

What is the average humidity in May?

The average relative humidity in May is 62%.

What is the rainiest month?

The month with the most rainfall is May, when the rain falls for 18.7 days and typically aggregates up to 2.4" (61mm) of precipitation.

How much does it rain in Judith Gap in May?

In Judith Gap, in May, it is raining for 18.7 days, with typically 2.4" (61mm) of accumulated precipitation.

What is the last month it snows?

May is the last month it regularly snows. During 2.5 snowfall days, in May, Judith Gap aggregates 1.18" (30mm) of snow.

How many hours of daylight does Judith Gap have in May?

In May, the average day length is 15h and 3min.

When is the sunrise / sunset in May?

In May, on the first day of the month, sunrise is at 6:02 am and sunset at 8:29 pm. On the last day of the month, sunrise is at 5:29 am and sunset at 9:04 pm MDT.

How long on average sun shines in May in Judith Gap?

In Judith Gap, the average sunshine duration in May is 10.5h.

What is the UV index intensity in May?

The average daily maximum UV index in May is 4. A UV Index 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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Judith Gap, MT

Average temperature in May - Judith Gap, MT
  • Average high temperature in May: 59.4°F

The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is December (29.3°F).

  • Average low temperature in May: 39.7°F

The months with the highest average low temperature are July and August (54.3°F).
The coldest month (with the lowest average low temperature) is February (16.3°F).

Average pressure in May
Judith Gap, MT

Average pressure in May - Judith Gap, MT
  • Average pressure in May: 29.93"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
Judith Gap, MT

Average wind speed in May - Judith Gap, MT
  • Average wind speed in May: 7.9mph

The windiest month (with the highest average wind speed) is January (10.9mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).

Average humidity in May
Judith Gap, MT

Average humidity in May - Judith Gap, MT
  • Average humidity in May: 62%

The month with the highest relative humidity is January (78%).
The month with the lowest relative humidity is August (45%).

Average rainfall in May
Judith Gap, MT

Average rainfall in May - Judith Gap, MT
  • Average rainfall in May: 2.4"

The wettest month (with the highest rainfall) is May (2.4").
The driest month (with the least rainfall) is December (0.47").

Average rainfall days in May
Judith Gap, MT

Average rainfall days in May - Judith Gap, MT
  • Average rainfall days in May: 18.7 days

The month with the highest number of rainy days is May (18.7 days).
The months with the least rainy days are January and December (7.2 days).

Average snowfall in May
Judith Gap, MT

Average snowfall in May - Judith Gap, MT
  • Average snowfall in May: 1.18"

The month with the highest snowfall is April (6.61").
The months with the least snowfall are June, July and August (0").

Average snowfall days in May
Judith Gap, MT

Average snowfall days in May - Judith Gap, MT
  • Average snowfall days in May: 2.5 days

The month with the highest number of snowfall days is February (14.2 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in May /
Average sunshine in May
Judith Gap, MT

Average daylight in May / Average sunshine in May - Judith Gap, MT
  • Average daylight in May: 15h and 1min

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 36min).

  • Average sunshine in May: 10h and 3min

The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 6h and 24min).

Average sunshine days in May
Judith Gap, MT

Average sunshine days in May - Judith Gap, MT
  • Average sunshine days in May: 9.2 days

The month with the most sunshine days is September (19.2 days).
The month with the least sunshine days is April (9 days).

Average UV index in May
Judith Gap, MT

Average UV index in May - Judith Gap, 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, November and December (UV index 2).

Average cloud cover in May
Judith Gap, MT

Average cloud cover in May - Judith Gap, MT
  • Average cloud cover in May: 32

The month with the most cloud cover is February (Cloud cover 38).
The month with the least cloud cover is August (Cloud cover 15).

Average visibility in May
Judith Gap, MT

Average visibility in May - Judith Gap, 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).

Judith Gap, Montana, USA

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