Climate and monthly weather forecast
South Park, WY

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Weather in January

January, like December, is another subzero cold winter month in South Park, Wyoming, with an average temperature ranging between max 23.5°F (-4.7°C) and min 4.8°F (-15.1°C). South Park's shift into January sets the average high-temperature at a still subzero cold 23.5°F (-4.7°C), a figure that deviates only slightly from December's 21.9°F (-5.6°C). Weather in January »

Weather in February

February, the last month of the winter in South Park, is another freezing cold month, with an average temperature ranging between max 24.3°F (-4.3°C) and min 7.2°F (-13.8°C). As January transitions into February, South Park records an average high-temperature of a still freezing cold 24.3°F (-4.3°C), showing a gentle shift from the preceding month. Weather in February »

Weather in March

March, the first month of the spring in South Park, is still a freezing cold month, with an average temperature varying between 30.6°F (-0.8°C) and 14.4°F (-9.8°C). March showcases a minor temperature ascent, adjusting from February's subzero cold 24.3°F (-4.3°C) to a still freezing cold 30.6°F (-0.8°C). Weather in March »

Weather in April

April in South Park, Wyoming, is a cold spring month, with an average temperature ranging between max 37.8°F (3.2°C) and min 20.3°F (-6.5°C). April comes with a subtle rise, with the average high-temperature adjusting from a freezing cold 30.6°F (-0.8°C) in March to a cold 37.8°F (3.2°C). Weather in April »

Weather in May

The last month of the spring, May, is a fresh month in South Park, Wyoming, with temperature in the range of an average low of 28.8°F (-1.8°C) and an average high of 50.5°F (10.3°C). With the arrival of May, the average high-temperature transitions from a wintry 37.8°F (3.2°C) in April to a cool 50.5°F (10.3°C). Weather in May »

Weather in June

The first month of the summer, June, is a refreshing month in South Park, Wyoming, with an average temperature varying between 63°F (17.2°C) and 36.7°F (2.6°C). In June, the average high-temperature increases from a fresh 50.5°F (10.3°C) in May to a refreshing 63°F (17.2°C). Weather in June »

Weather in July

July in South Park, Wyoming, is a warm summer month, with an average temperature ranging between min 43.5°F (6.4°C) and max 73.4°F (23°C). The warmest period tends to be July, when average temperatures fluctuate between a high of 73.4°F (23°C) and a low of 43.5°F (6.4°C). Weather in July »

Weather in August

August, the last month of the summer in South Park, is also an agreeable month, with an average temperature varying between 72.1°F (22.3°C) and 43.3°F (6.3°C). As South Park steps into August, the average high-temperature holds at a pleasant 72.1°F (22.3°C), hinting at a minor fluctuation from the prior month. Weather in August »

Weather in September

The first month of the autumn, September, is still a comfortable month in South Park, Wyoming, with an average temperature varying between 37.2°F (2.9°C) and 62.8°F (17.1°C). With September's arrival, South Park's weather changes as the average high-temperature falls from an agreeable 72.1°F (22.3°C) in August to a comfortable 62.8°F (17.1°C). Weather in September »

Weather in October

October, the same as September, in South Park, Wyoming, is another chilly autumn month, with an average temperature varying between 45.5°F (7.5°C) and 26.4°F (-3.1°C). As September gives way to October, the average high-temperature displays a considerable decrease, falling from an enjoyable 62.8°F (17.1°C) to a frosty 45.5°F (7.5°C). Weather in October »

Weather in November

November, the last month of the autumn in South Park, is also a wintry month, with an average temperature varying between 32°F (0°C) and 15.1°F (-9.4°C). November suggests a modest reduction in the average high-temperature, shifting from a chilly 45.5°F (7.5°C) in October to an icy 32°F (0°C). Weather in November »

Weather in December

December, the first month of the winter in South Park, is still a freezing cold month, with an average temperature ranging between max 21.9°F (-5.6°C) and min 5.2°F (-14.9°C). In South Park, the month of December registers the lowest temperatures, averaging 21.9°F (-5.6°C) at the peak and 5.2°F (-14.9°C) at the lowest. Weather in December »
Updated: Jul 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How many days does it rain?

In South Park, Wyoming, during the entire year, the rain falls for 103 days and collects up to 29.84" (758mm) of precipitation.

When does it snow in South Park?

Months with snowfall are January through December.

How much does it snow?

Throughout the year, there are 173.6 snowfall days, and 181.26" (4604mm) of snow is accumulated.

What is the month with the lowest UV index?

The months with the lowest UV index are January through April, October through December, with an average maximum UV index of 1.

What is the most humid month?

With an average relative humidity of 94%, February is the most humid month in South Park.

What is the rainiest month?

The month with the most rainfall is February, when the rain falls for 3.9 days and typically aggregates up to 3.54" (90mm) of precipitation.

When does it snow the most?

February is the month with the most snowfall. Snow falls for 23.7 days and accumulates 29.33" (745mm) of snow.

What is the month with the least sunshine?

With an average of 3.4h of sunshine, February has the least sunshine of the year.

When is Daylight Saving Time (DST)?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in South Park, and the time zone changes from MST to MDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from MDT to MST.

When are the longest days?

The month with the longest days is June, with an average of 15h and 24min of daylight.

What month is the hottest?

Temperature readings reach their annual highs in July, averaging 73.4°F (23°C) and a minimum average of 43.5°F (6.4°C).

What month has the most sunshine?

The month with the most sunshine is July, with an average of 11.6h of sunshine.

When is the highest UV index in South Park?

July is the month with the highest UV index, with an average maximum UV index of 5.

What is the least humid month?

August is the least humid month, with an average relative humidity of 50%.

What is the driest month?

August is the month with the least rainfall. Rain falls for 11.8 days and accumulates 1.34" (34mm) of precipitation.

When it does not snow?

The month with the least snowfall is August, when snow falls for 0.5 days and typically aggregates up to 0.12" (3mm) of snow.

What month is the coldest?

In South Park, the average lowest temperatures are observed in December, with a high of 21.9°F (-5.6°C) and a low of 5.2°F (-14.9°C).

What is the month with the shortest days in South Park?

December has the shortest days of the year, with an average of 9h and 0min of daylight.

Average temperature
South Park, WY

Average temperature - South Park, WY

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).

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).

Average pressure
South Park, WY

Average pressure - South Park, WY

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
South Park, WY

Average wind speed - South Park, WY

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).

Average humidity
South Park, WY

Average humidity - South Park, WY

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

Average rainfall
South Park, WY

Average rainfall - South Park, WY

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

Average rainfall days
South Park, WY

Average rainfall days - South Park, WY

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).

Average snowfall
South Park, WY

Average snowfall - South Park, WY

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

Average snowfall days
South Park, WY

Average snowfall days - South Park, WY

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).

Average daylight / Average sunshine
South Park, WY

Average daylight / Average sunshine - South Park, WY

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).

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).

Average sunshine days
South Park, WY

Average sunshine days - South Park, WY

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

Average UV index
South Park, WY

Average UV index - South Park, WY

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).

Average visibility
South Park, WY

Average visibility - South Park, WY

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).

South Park, Wyoming, USA

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