Cheyenne
Wyoming, USA
Long-term weather forecast
Long-term weather forecast

July weather forecast and climate
Cheyenne, WY

A sunny day in the front of the State Capitol building in Cheyenne, Wyoming
A sunny day in the front of the State Capitol building in Cheyenne, Wyoming
July, like June, in Cheyenne, Wyoming, is another warm summer month, with temperature in the range of an average high of 82.4°F (28°C) and an average low of 59.9°F (15.5°C).

Temperature

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

Heat index

In July, the average heat index is appraised at 82.8°F (28.2°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Note that heat index values are valued for light wind and location in the shade. With the 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 'feels like', 'real feel', 'felt air temperature', or 'apparent temperature', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. Additional factors like activity, metabolic differences, clothing, and wind affect individual temperature impact. 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 especially crucial for babies and toddlers. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

In July, the average relative humidity 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, Wyoming, snow does not fall in June through September.

Daylight

In Cheyenne, 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.

UV index

July and August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health vulnerability from the exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 6 interpret into the following advice:
Take precautions and utilize sun safety practices. Protection against the skin and eye damage is required. 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. 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.

What is the warmest month in Cheyenne?

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

What is the temperature in July in Cheyenne?

In Cheyenne, in July, the average high-temperature is 82.4°F (28°C), and the average low-temperature is 59.9°F (15.5°C). In July, the average heat index (a.k.a. 'feels like', 'felt air temperature'), that combines both air temperature and relative humidity, is evaluated at 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, during 12.3 rainfall days, 1.5" (38mm) of precipitation is typically accumulated.

When it does not snow in Cheyenne?

June through September are months without snowfall in Cheyenne, Wyoming.

How many hours of daylight does Cheyenne have in July?

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

What is the month with the most sunshine in Cheyenne?

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

How long on average sun shines in July in Cheyenne?

In July, the average sunshine in Cheyenne 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, Wyoming.

What is the UV index reading in July in Cheyenne?

The average daily maximum UV index in July in Cheyenne, Wyoming, is 6. A UV Index of 6 to 7 symbolizes a high hazard to health from unprotected exposure to the UV radiation.
Average temperature in July - Cheyenne, WY
  • Average high temperature in July: 28°C

The warmest month (with the highest average high temperature) is July (28°C).
The month with the lowest average high temperature is December (1.5°C).

  • Average low temperature in July: 15.5°C

The month with the highest average low temperature is July (15.5°C).
The coldest month (with the lowest average low temperature) is December (-6.5°C).

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%).

Average rainfall in July - Cheyenne, WY
  • Average rainfall in July: 38mm

The wettest month (with the highest rainfall) is May (75mm).
The driest month (with the lowest rainfall) is January (11mm).

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 lowest number of rainy days is January (4.7 days).

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

The month with the highest snowfall is March (154mm).
Months with the lowest snowfall are June, July, August and September (0mm).

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 lowest number of snowfall days are June, July and August (0 days).

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 shortest days is December (Average daylight: 9.3h).

  • Average sunshine in July: 11.6h

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

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).