May weather forecast
South Park, WY

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Weather in May

The last month of the spring, May, is a fresh month in South Park, Wyoming, with an average temperature varying between 50.5°F (10.3°C) and 28.8°F (-1.8°C).

Temperature

May brings an increase in the average high-temperature, progressing from a wintry 37.8°F (3.2°C) in April to a fresh 50.5°F (10.3°C). A noteworthy thermal contrast characterizes South Park's May nights, with temperatures averaging at a freezing cold 28.8°F (-1.8°C).

Humidity

The average relative humidity in May is 75%.

Rainfall

In South Park, in May, during 15.4 rainfall days, 2.87" (73mm) of precipitation is typically accumulated. Throughout the year, there are 103 rainfall days, and 29.84" (758mm) of precipitation is accumulated.

Snowfall

January through December are months with snowfall in South Park. In South Park, in May, snow falls for 15.7 days, with typically accumulated 11.42" (290mm) of snow. In South Park, during the entire year, snow falls for 173.6 days and aggregates up to 181.26" (4604mm) of snow.

Daylight

In South Park, the average length of the day in May is 14h and 43min.
On the first day of the month, sunrise is at 6:14 am and sunset at 8:25 pm. On the last day of May, sunrise is at 5:45 am and sunset at 8:56 pm MDT.

Sunshine

The average sunshine in May is 9.5h.

UV index

The average daily maximum UV index in May in South Park is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A daily high UV index of 3 in May leads to these guidelines:
Exercise prevention - Precautions against solar damage are endorsed. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

What is the usual temperature for South Park in May?

In South Park, 50.5°F (10.3°C) is the average high-temperature and 28.8°F (-1.8°C) is the average low-temperature during May.

What is the average humidity in May in South Park?

In South Park, Wyoming, the average relative humidity in May is 75%.

How many days does it rain in May in South Park?

In May, the rain falls for 15.4 days. Throughout May, 2.87" (73mm) of precipitation is accumulated.

How much does it snow in South Park in May?

In South Park, in May, snow falls for 15.7 days, with typically accumulated 11.42" (290mm) of snow.

What is the average length of the day in May in South Park?

In South Park, Wyoming, the average day length in May is 14h and 43min.

When are sunrise and sunset in May in South Park?

On the first day of May in South Park, Wyoming, sunrise is at 6:14 am and sunset at 8:25 pm. On the last day of the month, sunrise is at 5:45 am and sunset at 8:56 pm MDT.

How long on average sun shines in May in South Park?

In South Park, Wyoming, the average sunshine duration in May is 9.5h.

What is the UV index reading in May in South Park?

In South Park, Wyoming, the average daily maximum UV index in May is 3. A UV Index reading of 3 to 5 represents 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
South Park, WY

Average temperature in May - South Park, WY
  • Average high temperature in May: 50.5°F

The warmest month (with the highest average high temperature) is July (73.4°F).
The month with the lowest average high temperature is December (21.9°F).

  • Average low temperature in May: 28.8°F

The month with the highest average low temperature is July (43.5°F).
The coldest month (with the lowest average low temperature) is January (4.8°F).

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Average pressure in May
South Park, WY

Average pressure in May - South Park, 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).

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Average wind speed in May
South Park, WY

Average wind speed in May - South Park, WY
  • Average wind speed in May: 4.9mph

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

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Average humidity in May
South Park, WY

Average humidity in May - South Park, WY
  • Average humidity in May: 75%

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

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Average rainfall in May
South Park, WY

Average rainfall in May - South Park, WY
  • Average rainfall in May: 2.87"

The wettest month (with the highest rainfall) is February (3.54").
The driest month (with the least rainfall) is August (1.34").

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Average rainfall days in May
South Park, WY

Average rainfall days in May - South Park, WY
  • Average rainfall days in May: 15.4 days

The month with the highest number of rainy days is May (15.4 days).
The month with the least rainy days is January (2.9 days).

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Average snowfall in May
South Park, WY

Average snowfall in May - South Park, WY
  • Average snowfall in May: 11.42"

The month with the highest snowfall is February (29.33").
The month with the least snowfall is August (0.12").

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Average snowfall days in May
South Park, WY

Average snowfall days in May - South Park, WY
  • Average snowfall days in May: 15.7 days

The month with the highest number of snowfall days is March (24.8 days).
The month with the least snowfall days is July (0.4 days).

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Average daylight in May /
Average sunshine in May
South Park, WY

Average daylight in May / Average sunshine in May - South Park, 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 3min

The month with the most sunshine is July (Average sunshine: 11h and 36min).
The month with the least sunshine is February (Average sunshine: 3h and 24min).

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Average sunshine days in May
South Park, WY

Average sunshine days in May - South Park, WY
  • Average sunshine days in May: 5.9 days

The month with the most sunshine days is July (15.6 days).
The month with the least sunshine days is April (3.8 days).

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Average UV index in May
South Park, WY

Average UV index in May - South Park, 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, April, October, November and December (UV index 1).

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Average cloud cover in May
South Park, WY

Average cloud cover in May - South Park, WY
  • Average cloud cover in May: 38

The month with the most cloud cover is February (Cloud cover 72).
The months with the least cloud cover are July and August (Cloud cover 16).

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Average visibility in May
South Park, WY

Average visibility in May - South Park, 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, February, March and December (3mi).

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South Park, Wyoming, USA

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