July weather forecast and climate
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 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 evaluated at 82.8°F (28.2°C). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel', 'felt air temperature', 'apparent temperature', or 'feels like', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. This effect is individual, with diverse people perceiving weather differently for numerous reasons (differences in body mass, height, and shape, pregnancy, clothing), and activity. Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. 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

The average relative humidity in Cheyenne is 47%.

Rainfall

In Cheyenne, it is raining for 12.3 days, with typically 1.5" (38mm) of accumulated precipitation. In Cheyenne, Wyoming, during the entire year, the rain falls for 116 days and collects up to 14.57" (370mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In July, the average length of the day is 14.8h.

Sunshine

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

UV index

Months with the highest UV index in Cheyenne are July and August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health risk from the exposure to the Sun's UV radiation for average individuals.
Note: The average daily UV index of 6 transform into the following instructions:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
[Resources]

FAQ

What is the warmest month in Cheyenne?

July is the warmest month in Cheyenne, Wyoming, 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, is 82.4°F (28°C), while the average low-temperature is 59.9°F (15.5°C). In July, the average heat index (a.k.a. 'felt air temperature', 'feels like'), that combines relative humidity and air temperature, is calculated to 82.8°F (28.2°C).

What is the average humidity in July in Cheyenne?

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

How much does it rain in Cheyenne in July?

In Cheyenne, Wyoming, in July, it is raining for 12.3 days, with typically 1.5" (38mm) of accumulated precipitation.

When it does not snow in Cheyenne?

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

How many hours of daylight does Cheyenne have in July?

In Cheyenne, the average length of the day in July is 14.8h.

What are the months with the most sunshine in Cheyenne?

Months with the most sunshine are July and August, with an average of 11.6h of sunshine.

How long on average sun shines in July in Cheyenne?

The average sunshine in July in Cheyenne, Wyoming, is 11.6h.

When is the highest UV index in Cheyenne?

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

What is the UV index reading in July in Cheyenne?

The average daily maximum UV index in July is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health from unsafe exposure to the Sun's UV rays.

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).

[Resources]

Average pressure in July
Cheyenne, WY

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

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

[Resources]

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).

[Resources]

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%).

[Resources]

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").

[Resources]

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).

[Resources]

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").
Months with the least snowfall are June, July, August and September (0").

[Resources]

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).
Months with the least snowfall days are June, July and August (0 days).

[Resources]

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

Average daylight in July / Average sunshine in July - Cheyenne, WY
  • Average daylight in July: 14.8h

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.3h).

  • Average sunshine in July: 11.6h

Months with the most sunshine are July and August (Average sunshine: 11.6h).
The month with the least sunshine is February (Average sunshine: 6.5h).

[Resources]

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).

[Resources]

Average UV index in July
Cheyenne, WY

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

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

[Resources]

Average cloud cover in July
Cheyenne, WY

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

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).

[Resources]

Average visibility in July
Cheyenne, WY

Average visibility in July - Cheyenne, WY
  • Average visibility in July: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

[Resources]