July weather forecast
Cheyenne, WY

A sunny day in front of the State Capitol building in Cheyenne, Wyoming
A sunny day in front of the State Capitol building in Cheyenne, Wyoming

Weather in July

July, the same as June, is a moderately hot summer month in Cheyenne, Wyoming, with an average temperature varying between 59.9°F (15.5°C) and 82.4°F (28°C).

Temperature

The warmest month is July, with an average high-temperature of 82.4°F (28°C) and an average low-temperature of 59.9°F (15.5°C).

Heat index

In July, the average heat index is appraised at 82.4°F (28°C). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.
Note that heat index values are valued for light wind and location in the shade. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature', 'felt air temperature', 'feels like', or 'real feel', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (metabolic differences, clothing, wind). Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

In Cheyenne, the average relative humidity in July is 47%.

Rainfall

In Cheyenne, during 12.3 rainfall days, 1.5" (38mm) of precipitation is typically accumulated. Throughout the year, there are 116 rainfall days, and 14.57" (370mm) of precipitation is accumulated.

Snowfall

In Cheyenne, snow does not fall in June through September.

Daylight

In Cheyenne, the average length of the day in July is 14h and 47min.
On the first day of July in Cheyenne, sunrise is at 5:30 am and sunset at 8:35 pm. On the last day of the month, sunrise is at 5:54 am and sunset at 8:17 pm MDT.

Sunshine

July and August, with an average of 11.6h of sunshine, are months with the most sunshine in Cheyenne.

UV index

July and August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for the average person.
Note: The average daily UV index of 6 in July transform into the following instructions:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the warmest month in Cheyenne?

The warmest month in Cheyenne is July, with an average high-temperature of 82.4°F (28°C) and an average low-temperature of 59.9°F (15.5°C).

What is the temperature in July in Cheyenne?

The average high-temperature, in July, in Cheyenne, Wyoming, is 82.4°F (28°C), while the average low-temperature is 59.9°F (15.5°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which represents the influence of relative humidity on air temperature, in July is appraised at 82.4°F (28°C).

What is the average humidity in July in Cheyenne?

In Cheyenne, the average relative humidity in July is 47%.

How many days does it rain in July in Cheyenne?

In Cheyenne, during July, the rain falls for 12.3 days and regularly aggregates up to 1.5" (38mm) of precipitation.

When it does not snow in Cheyenne?

In Cheyenne, snow does not fall in June through September.

How many hours of daylight does Cheyenne have in July?

The average day length in July in Cheyenne is 14h and 47min.

When is the sunrise / sunset in July in Cheyenne?

On the first day of July, sunrise is at 5:30 am and sunset at 8:35 pm. On the last day of the month, sunrise is at 5:54 am and sunset at 8:17 pm MDT.

What is the month with the most sunshine in Cheyenne?

The months with the most sunshine in Cheyenne, Wyoming, are July and August, with an average of 11.6h of sunshine.

How many hours of sunshine does Cheyenne have in July?

In Cheyenne, the average sunshine duration in July is 11.6h.

What is the month with the highest UV index in Cheyenne?

July and August, with an average maximum UV index of 6, are months with the highest UV index in Cheyenne.

How high is the UV index in July in Cheyenne?

In Cheyenne, the average daily maximum UV index in July is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Cheyenne, WY

Average temperature in July - Cheyenne, WY
  • Average high temperature in July: 82.4°F

The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is December (34.7°F).

  • Average low temperature in July: 59.9°F

The month with the highest average low temperature is July (59.9°F).
The coldest month (with the lowest average low temperature) is December (20.3°F).

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Average pressure in July
Cheyenne, WY

Average pressure in July - Cheyenne, WY
  • Average pressure in July: 29.95"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

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Average wind speed in July
Cheyenne, WY

Average wind speed in July - Cheyenne, WY
  • Average wind speed in July: 8.9mph

The windiest month (with the highest average wind speed) is January (14.2mph).
The calmest month (with the lowest average wind speed) is August (8.7mph).

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Average humidity in July
Cheyenne, WY

Average humidity in July - Cheyenne, WY
  • Average humidity in July: 47%

The month with the highest relative humidity is February (64%).
The month with the lowest relative humidity is August (43%).

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Average rainfall in July
Cheyenne, WY

Average rainfall in July - Cheyenne, WY
  • Average rainfall in July: 1.5"

The wettest month (with the highest rainfall) is May (2.95").
The driest month (with the least rainfall) is January (0.43").

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Average rainfall days in July
Cheyenne, WY

Average rainfall days in July - Cheyenne, WY
  • Average rainfall days in July: 12.3 days

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is January (4.7 days).

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Average snowfall in July
Cheyenne, WY

Average snowfall in July - Cheyenne, WY
  • Average snowfall in July: 0"

The month with the highest snowfall is March (6.06").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in July
Cheyenne, WY

Average snowfall days in July - Cheyenne, WY
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is February (11.3 days).
The months with the least snowfall days are June, July and August (0 days).

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Average daylight in July /
Average sunshine in July
Cheyenne, WY

Average daylight in July / Average sunshine in July - Cheyenne, WY
  • Average daylight in July: 14h and 47min

The month with the longest days is June (Average daylight: 15h and 5min).
The month with the shortest days is December (Average daylight: 9h and 16min).

  • Average sunshine in July: 11h and 36min

The months with the most sunshine are July and August (Average sunshine: 11h and 36min).
The month with the least sunshine is February (Average sunshine: 6h and 30min).

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Average sunshine days in July
Cheyenne, WY

Average sunshine days in July - Cheyenne, WY
  • Average sunshine days in July: 14.8 days

The month with the most sunshine days is January (20.7 days).
The month with the least sunshine days is April (9.3 days).

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Average UV index in July
Cheyenne, WY

Average UV index in July - Cheyenne, WY
  • Average UV index in July: 6

The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in July
Cheyenne, WY

Average cloud cover in July - Cheyenne, WY
  • Average cloud cover in July: 21

The months with the most cloud cover are April and May (Cloud cover 32).
The month with the least cloud cover is September (Cloud cover 18).

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Average visibility in July
Cheyenne, WY

Average visibility in July - Cheyenne, WY
  • Average visibility in July: 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).

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