May weather forecast
Moose, WY

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Weather in May

May is characterized by a significant increase in daily temperatures to 49.3°F (9.6°C), signaling the steady approach of summer. Snowfall reduces significantly to 3.82" (97mm), creating a different atmosphere within the city. The longer daylight hours encourage outdoor exploration and nature-centric activities. This month brings in a new energy, as the city is veiled in bright hues and pleasant weather. People begin to look forward to the upcoming summertime excitement and outdoor adventures.

Temperature

May's arrival in Moose sees a rise in the average high-temperature, jumping from April's wintry 37°F (2.8°C) to a chilly 49.3°F (9.6°C). An average temperature of 28.8°F (-1.8°C) marks the nights in May.

Humidity

In May, the average relative humidity is 76%.

Rainfall

In Moose, in May, it is raining for 16.2 days, with typically 2.4" (61mm) of accumulated precipitation. Throughout the year, in Moose, there are 116.8 rainfall days, and 27.95" (710mm) of precipitation is accumulated.

Snowfall

January through June, September through December are months with snowfall. In Moose, Wyoming, in May, snow falls for 4.6 days, with typically accumulated 3.82" (97mm) of snow. In Moose, during the entire year, snow falls for 130.7 days and aggregates up to 137.48" (3492mm) of snow.

Daylight

In May, the average length of the day in Moose, Wyoming, is 14h and 44min.
On the first day of May, sunrise is at 6:13 am and sunset at 8:25 pm. On the last day of the month, sunrise is at 5:44 am and sunset at 8:57 pm MDT.

Sunshine

In Moose, the average sunshine in May is 9.7h.

UV index

In May, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: In May, the maximum UV index of 3 translates into these guidelines:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Updated: Aug 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Moose in May?

During May, Moose experiences an average high-temperature of 49.3°F (9.6°C) and a low-temperature of 28.8°F (-1.8°C).

What is the average humidity in May?

In May, the average relative humidity is 76%.

How many days does it rain in May?

In Moose, during May, the rain falls for 16.2 days and regularly aggregates up to 2.4" (61mm) of precipitation.

How many days does it snow in May?

In Moose, in May, snow falls for 4.6 days, with typically accumulated 3.82" (97mm) of snow.

How many hours of daylight does Moose have in May?

In May, the average day length is 14h and 44min.

When is the sunrise / sunset in May?

On the first day of May, sunrise is at 6:13 am and sunset at 8:25 pm. On the last day of the month, sunrise is at 5:44 am and sunset at 8:57 pm MDT.

How many hours of sunshine does Moose have in May?

In Moose, the average sunshine duration in May is 9.7h.

What is the UV index reading in May?

In Moose, the average daily maximum UV index in May is 3. A UV Index estimate of 3 to 5 represents a moderate vulnerability 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
Moose, WY

Average temperature in May - Moose, WY
  • Average high temperature in May: 49.3°F

The warmest month (with the highest average high temperature) is July (72°F).
The month with the lowest average high temperature is December (21°F).

  • Average low temperature in May: 28.8°F

The month with the highest average low temperature is July (43.9°F).
The coldest month (with the lowest average low temperature) is December (4.1°F).

Average pressure in May
Moose, WY

Average pressure in May - Moose, WY
  • Average pressure in May: 29.93"Hg

The month with the highest atmospheric pressure is January (30.27"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in May
Moose, WY

Average wind speed in May - Moose, WY
  • Average wind speed in May: 5mph

The windiest month (with the highest average wind speed) is June (5.8mph).
The calmest months (with the lowest average wind speed) are January and December (4.5mph).

Average humidity in May
Moose, WY

Average humidity in May - Moose, WY
  • Average humidity in May: 76%

The month with the highest relative humidity is February (94%).
The month with the lowest relative humidity is August (50%).

Average rainfall in May
Moose, WY

Average rainfall in May - Moose, WY
  • Average rainfall in May: 2.4"

The wettest month (with the highest rainfall) is February (3.23").
The driest month (with the least rainfall) is August (1.42").

Average rainfall days in May
Moose, WY

Average rainfall days in May - Moose, WY
  • Average rainfall days in May: 16.2 days

The month with the highest number of rainy days is May (16.2 days).
The months with the least rainy days are January and February (3.9 days).

Average snowfall in May
Moose, WY

Average snowfall in May - Moose, WY
  • Average snowfall in May: 3.82"

The month with the highest snowfall is February (25.94").
The months with the least snowfall are July and August (0").

Average snowfall days in May
Moose, WY

Average snowfall days in May - Moose, WY
  • Average snowfall days in May: 4.6 days

The month with the highest number of snowfall days is December (21.7 days).
The month with the least snowfall days is July (0 days).

Average daylight in May /
Average sunshine in May
Moose, WY

Average daylight in May / Average sunshine in May - Moose, WY
  • Average daylight in May: 14h and 4min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in May: 9h and 4min

The month with the most sunshine is July (Average sunshine: 11h and 42min).
The month with the least sunshine is February (Average sunshine: 3h and 36min).

Average sunshine days in May
Moose, WY

Average sunshine days in May - Moose, WY
  • Average sunshine days in May: 11.3 days

The month with the most sunshine days is July (15.6 days).
The month with the least sunshine days is April (7 days).

Average UV index in May
Moose, WY

Average UV index in May - Moose, WY
  • Average UV index in May: 3

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 1).

Average cloud cover in May
Moose, WY

Average cloud cover in May - Moose, WY
  • Average cloud cover in May: 37

The month with the most cloud cover is February (Cloud cover 71).
The month with the least cloud cover is August (Cloud cover 15).

Average visibility in May
Moose, WY

Average visibility in May - Moose, WY
  • Average visibility in May: 5mi

The months with the highest visibility are June, July, August and September (6mi).
The months with the lowest visibility are January and February (2mi).

Moose, Wyoming, USA

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