May weather forecast
Alpine Junction, WY

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Weather in May

The last month of the spring, May, is a mild month in Alpine Junction, Wyoming, with an average temperature ranging between min 31.3°F (-0.4°C) and max 55.4°F (13°C).

Temperature

Alpine Junction's transition into May is marked by a temperature shift, moving from a wintry 42.1°F (5.6°C) in April to a refreshing 55.4°F (13°C). In Alpine Junction, a significant divergence from daytime highs is recorded, with average lows of 31.3°F (-0.4°C) during May nights.

Humidity

In Alpine Junction, the average relative humidity in May is 70%.

Rainfall

In Alpine Junction, in May, during 17.9 rainfall days, 2.52" (64mm) of precipitation is typically accumulated. In Alpine Junction, during the entire year, the rain falls for 127 days and collects up to 24.29" (617mm) of precipitation.

Snowfall

Months with snowfall are January through June, September through December. In Alpine Junction, in May, during 4.1 snowfall days, 2.87" (73mm) of snow is typically accumulated. In Alpine Junction, during the entire year, snow falls for 126.6 days and aggregates up to 110.28" (2801mm) of snow.

Daylight

The average length of the day in May is 14h and 42min.
On the first day of May, sunrise is at 6:16 am and sunset at 8:26 pm. On the last day of the month, sunrise is at 5:47 am and sunset at 8:56 pm MDT.

Sunshine

In Alpine Junction, the average sunshine in May is 10.1h.

UV index

In Alpine Junction, the average daily maximum UV index in May is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for average individuals.
Note: During May, 3 as the daily maximum UV index converts into the following advice:
Put precautions into practice - Guidance to elude sunburn is provided. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Alpine Junction in May?

The average high-temperature and low-temperature in Alpine Junction, Wyoming, during May are 55.4°F (13°C) and 31.3°F (-0.4°C) respectively.

What is the average humidity in May in Alpine Junction?

In May, the average relative humidity in Alpine Junction, Wyoming, is 70%.

How much does it rain in Alpine Junction in May?

In Alpine Junction, Wyoming, in May, it is raining for 17.9 days, with typically 2.52" (64mm) of accumulated precipitation.

How many days does it snow in May in Alpine Junction?

In Alpine Junction, in May, snow falls for 4.1 days, with typically accumulated 2.87" (73mm) of snow.

How many hours of daylight does Alpine Junction have in May?

In Alpine Junction, the average day length in May is 14h and 42min.

When are sunrise and sunset in May in Alpine Junction?

On the first day of May in Alpine Junction, Wyoming, sunrise is at 6:16 am and sunset at 8:26 pm. On the last day of the month, sunrise is at 5:47 am and sunset at 8:56 pm MDT.

How many hours of sunshine does Alpine Junction have in May?

In Alpine Junction, Wyoming, the average sunshine duration in May is 10.1h.

What is the UV index intensity in May in Alpine Junction?

In Alpine Junction, the average daily maximum UV index in May is 3. A UV Index estimate of 3 to 5 represents a medium health risk from exposure to the Sun's UV radiation.
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
Alpine Junction, WY

Average temperature in May - Alpine Junction, WY
  • Average high temperature in May: 55.4°F

The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is December (24.3°F).

  • Average low temperature in May: 31.3°F

The months with the highest average low temperature are July and August (45.3°F).
The coldest month (with the lowest average low temperature) is January (7.3°F).

Average pressure in May
Alpine Junction, WY

Average pressure in May - Alpine Junction, WY
  • Average pressure in May: 29.92"Hg

The month with the highest atmospheric pressure is January (30.28"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in May
Alpine Junction, WY

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

The windiest month (with the highest average wind speed) is June (5.7mph).
The calmest month (with the lowest average wind speed) is January (4.3mph).

Average humidity in May
Alpine Junction, WY

Average humidity in May - Alpine Junction, WY
  • Average humidity in May: 70%

The month with the highest relative humidity is February (94%).
The month with the lowest relative humidity is August (46%).

Average rainfall in May
Alpine Junction, WY

Average rainfall in May - Alpine Junction, WY
  • Average rainfall in May: 2.52"

The wettest month (with the highest rainfall) is February (2.91").
The driest month (with the least rainfall) is July (0.91").

Average rainfall days in May
Alpine Junction, WY

Average rainfall days in May - Alpine Junction, WY
  • Average rainfall days in May: 17.9 days

The month with the highest number of rainy days is May (17.9 days).
The month with the least rainy days is January (4.6 days).

Average snowfall in May
Alpine Junction, WY

Average snowfall in May - Alpine Junction, WY
  • Average snowfall in May: 2.87"

The month with the highest snowfall is February (22.91").
The months with the least snowfall are July and August (0").

Average snowfall days in May
Alpine Junction, WY

Average snowfall days in May - Alpine Junction, WY
  • Average snowfall days in May: 4.1 days

The months with the highest number of snowfall days are February and December (22.3 days).
The months with the least snowfall days are July and August (0 days).

Average daylight in May /
Average sunshine in May
Alpine Junction, WY

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

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • 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 February (Average sunshine: 4h and 0min).

Average sunshine days in May
Alpine Junction, WY

Average sunshine days in May - Alpine Junction, WY
  • Average sunshine days in May: 7.8 days

The month with the most sunshine days is September (16.2 days).
The month with the least sunshine days is April (5.3 days).

Average UV index in May
Alpine Junction, WY

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

Average cloud cover in May
Alpine Junction, WY

Average cloud cover in May - Alpine Junction, WY
  • Average cloud cover in May: 33

The month with the most cloud cover is February (Cloud cover 67).
The months with the least cloud cover are July and August (Cloud cover 13).

Average visibility in May
Alpine Junction, WY

Average visibility in May - Alpine Junction, WY
  • Average visibility in May: 6mi

The months with the highest visibility are May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February and December (3mi).

Alpine Junction, Wyoming, USA

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