Flagstaff
Arizona, USA
Long-term weather forecast
Long-term weather forecast

July weather forecast and climate
Flagstaff, AZ

A close-up of the brown iconic clock tower in the city of Flagstaff, Arizona, with the street signs of Birch Avenue and San Francisco Street
A close-up of the brown iconic clock tower in the city of Flagstaff, Arizona, with the street signs of Birch Avenue and San Francisco Street
July, the same as June, is a moderately hot summer month in Flagstaff, Arizona, with average temperature ranging between min 50.9°F (10.5°C) and max 81.1°F (27.3°C).

Temperature

With an average high-temperature of 81.1°F (27.3°C) and an average low-temperature of 50.9°F (10.5°C), July is the warmest month.

Heat index

In July, the average heat index is appraised at 82°F (27.8°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. 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 '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.

Humidity

The average relative humidity in July is 51.1%.

Rainfall

In Flagstaff, it is raining for 11.6 days, with typically 2.6" (66.3mm) of accumulated precipitation. In Flagstaff, Arizona, during the entire year, the rain falls for 87.7 days and collects up to 21.9" (555.3mm) of precipitation.

Snowfall

Throughout the year, in Flagstaff, 101.7" (2583.3mm) of snow is accumulated.

Daylight

In Flagstaff, the average length of the day in July is 14.3h.

Sunshine

In Flagstaff, the average sunshine is 10.5h.

UV index

The month with the highest UV index in Flagstaff is July, with an average maximum UV index of 12. A UV Index of 11, and more, symbolizes an extreme threat to health from unsafe exposure to the UV radiation for the average person.
Note: In July, the average maximum UV index of 12 translate into the following recommendations:
Practice all-important precautions. Light skin people may get burned in less than 5 minutes. 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. Prolonged stay under the direct sun should be avoided as much as possible, especially if a person burns easily. Sunscreen with a minimum 30 sun protection factor should always be used.

What is the warmest month in Flagstaff?

The warmest month is July, with an average high-temperature of 81.1°F (27.3°C) and an average low-temperature of 50.9°F (10.5°C).

What is the temperature in July in Flagstaff?

In Flagstaff, Arizona, in July, the average high-temperature is 81.1°F (27.3°C), and the average low-temperature is 50.9°F (10.5°C).

What is the average humidity in July in Flagstaff?

In July, the average relative humidity in Flagstaff, Arizona, is 51.1%.

How much does it rain in Flagstaff in July?

In Flagstaff, Arizona, during July, the rain falls for 11.6 days and regularly aggregates up to 2.6" (66.3mm) of precipitation.

What is the average length of the day in July in Flagstaff?

In Flagstaff, the average length of the day in July is 14.3h.

How many hours of sunshine does Flagstaff have in July?

In Flagstaff, the average sunshine in July is 10.5h.

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

July is the month with the highest UV index, with an average maximum UV index of 12.

What is the UV index intensity in July in Flagstaff?

In Flagstaff, Arizona, the average daily maximum UV index in July is 12. A UV Index estimate of 11, and higher, represents an extreme health threat from the exposure to the Sun's UV rays.
Average temperature in July - Flagstaff, AZ
  • Average high temperature in July: 81.2°F

The warmest month (with the highest average high temperature) is July (81.2°F).
Months with the lowest average high temperature are January and December (42.5°F).

  • Average low temperature in July: 50.9°F

The month with the highest average low temperature is July (50.9°F).
The coldest month (with the lowest average low temperature) is December (16.8°F).

Average humidity in July - Flagstaff, AZ
  • Average humidity in July: 51.1%

The month with the highest relative humidity is January (61.9%).
The month with the lowest relative humidity is June (33.6%).

Average rainfall in July - Flagstaff, AZ
  • Average rainfall in July: 2.6"

The wettest month (with the highest rainfall) is August (3.1").
The driest month (with the lowest rainfall) is June (0.4").

Average rainfall days in July - Flagstaff, AZ
  • Average rainfall days in July: 11.6 days

The month with the highest number of rainy days is August (14 days).
The month with the lowest number of rainy days is June (2.6 days).

Average snowfall in July - Flagstaff, AZ
  • Average snowfall in July: 0"

The month with the highest snowfall is January (23.2").
Months with the lowest snowfall are June, July, August and September (0").

Average snowfall days in July - Flagstaff, AZ
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (7.5 days).
Months with the lowest number of snowfall days are June, July, August and September (0 days).

Average daylight in July / Average sunshine in July - Flagstaff, AZ
  • Average daylight in July: 14.3h

The month with the longest days is June (Average daylight: 14.5h).
The month with shortest days is December (Average daylight: 9.8h).

  • Average sunshine in July: 10.5h

The month with most sunshine is June (Average sunshine: 12.4h).
The month with least sunshine is December (Average sunshine: 7.1h).

Average UV index in July - Flagstaff, AZ
  • Average UV index in July: 12

The month with the highest UV index is July (UV index 12).
Months with the lowest UV index are January and December (UV index 3).