July weather forecast
Flagstaff, AZ

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The brown iconic clock tower in the city of Flagstaff, Arizona, with the street signs of Birch Avenue and San Francisco Street
The brown iconic clock tower in the city of Flagstaff, Arizona, with the street signs of Birch Avenue and San Francisco Street

Weather in July

July in Flagstaff brings an abrupt change as rainfall jumps to a high 2.56" (65mm), the highest for the year. While temperatures continue to remain high and the sun shines brightly, sudden showers become characteristic of this month. These showers represent the monsoon season for Arizona. Despite the rain, July continues to be a warm month overall. All in all, July represents a unique blend of sunshine and showers in Flagstaff.

Temperature

In Flagstaff, the peak temperatures are generally noted in July, averaging a high of 82.8°F (28.2°C) and a low of 60.4°F (15.8°C).

Heat index

During July, the heat index is calculated to be 82.4°F (28°C). If one remains active during constant exposure, it might cause exhaustion and heat cramps.
Records show heat index calculations are tailored for shaded regions and mild winds. Being under direct sunlight might amplify the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', combines both the air temperature and the humidity level to give a perceived human temperature. The individual's temperature perception can be influenced by numerous factors such as metabolic variations, physical activity, and clothing. Direct sunlight can potentially raise the heat index by 15 Fahrenheit (8 Celsius) degrees, so it's crucial to consider. Heat index values are extremely significant for children. Children frequently underestimate the necessity to rest and hydrate. Thirst is a late sign of dehydration - thus, it is vital to stay hydrated, particularly during lengthy physical exercises.

Humidity

In July, the average relative humidity in Flagstaff is 43%.

Rainfall

The month with the most rainfall in Flagstaff, Arizona, is July, when the rain falls for 16.2 days and typically aggregates up to 2.56" (65mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In Flagstaff, the average length of the day in July is 14h and 15min.
On the first day of July in Flagstaff, Arizona, sunrise is at 5:16 am and sunset at 7:45 pm. On the last day of the month, sunrise is at 5:35 am and sunset at 7:30 pm MST.

Sunshine

In July, the average sunshine in Flagstaff, Arizona, is 11.9h.

UV index

The months with the highest UV index in Flagstaff are June through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: The daily maximum UV index of 6 in July interprets into the following advice:
Guard against overexposure. Protection from sun-induced harm is essential. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.

Frequently asked questions

What month is the hottest in Flagstaff?

The warmest temperatures occur during July, when averages reach a peak of 82.8°F (28.2°C) and a low of 60.4°F (15.8°C).

How hot is it in Flagstaff in July?

In Flagstaff, in July, the average high-temperature is 82.8°F (28.2°C), and the average low-temperature is 60.4°F (15.8°C). In July, the average heat index (a.k.a. 'real feel', 'feels like'), which combines relative humidity and air temperature, is calculated to be 82.4°F (28°C).

What is the average humidity in July in Flagstaff?

The average relative humidity in July is 43%.

What is the wettest month in Flagstaff?

The month with the most rainfall in Flagstaff is July, when the rain falls for 16.2 days and typically aggregates up to 2.56" (65mm) of precipitation.

How much does it rain in Flagstaff in July?

In Flagstaff, Arizona, during July, the rain falls for 16.2 days and regularly aggregates up to 2.56" (65mm) of precipitation.

When it does not snow in Flagstaff?

June through September are months without snowfall in Flagstaff, Arizona.

How many hours of daylight does Flagstaff have in July?

In Flagstaff, Arizona, the average day length in July is 14h and 15min.

What time are sunrise and sunset in July in Flagstaff?

In July, on the first day of the month, sunrise is at 5:16 am and sunset at 7:45 pm. On the last day of the month, sunrise is at 5:35 am and sunset at 7:30 pm MST.

How many hours of sunshine does Flagstaff have in July?

In July, the average sunshine duration in Flagstaff, Arizona, is 11.9h.

When is the highest UV index in Flagstaff?

The months with the highest UV index in Flagstaff are June through August, with an average maximum UV index of 6.

What is the UV index intensity in July in Flagstaff?

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

Average temperature in July
Flagstaff, AZ

Average temperature in July - Flagstaff, AZ
  • Average high temperature in July: 82.8°F

The warmest month (with the highest average high temperature) is July (82.8°F).
The months with the lowest average high temperature are January and December (42.6°F).

  • Average low temperature in July: 60.4°F

The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is December (24.8°F).

Average pressure in July
Flagstaff, AZ

Average pressure in July - Flagstaff, AZ
  • Average pressure in July: 29.93"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

Average wind speed in July
Flagstaff, AZ

Average wind speed in July - Flagstaff, AZ
  • Average wind speed in July: 6.3mph

The windiest month (with the highest average wind speed) is April (9.6mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).

Average humidity in July
Flagstaff, AZ

Average humidity in July - Flagstaff, AZ
  • Average humidity in July: 43%

The month with the highest relative humidity is January (66%).
The month with the lowest relative humidity is June (24%).

Average rainfall in July
Flagstaff, AZ

Average rainfall in July - Flagstaff, AZ
  • Average rainfall in July: 2.56"

The wettest month (with the highest rainfall) is July (2.56").
The driest month (with the least rainfall) is June (0.24").

Average rainfall days in July
Flagstaff, AZ

Average rainfall days in July - Flagstaff, AZ
  • Average rainfall days in July: 16.2 days

The month with the highest number of rainy days is July (16.2 days).
The months with the least rainy days are February and November (2.5 days).

Average snowfall in July
Flagstaff, AZ

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

The month with the highest snowfall is December (7.36").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in July
Flagstaff, AZ

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

The month with the highest number of snowfall days is December (7.4 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in July /
Average sunshine in July
Flagstaff, AZ

Average daylight in July / Average sunshine in July - Flagstaff, AZ
  • Average daylight in July: 14h and 2min

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in July: 11h and 5min

The months with the most sunshine are June and August (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 48min).

Average sunshine days in July
Flagstaff, AZ

Average sunshine days in July - Flagstaff, AZ
  • Average sunshine days in July: 11.4 days

The month with the most sunshine days is June (25.8 days).
The month with the least sunshine days is July (11.4 days).

Average UV index in July
Flagstaff, AZ

Average UV index in July - Flagstaff, AZ
  • Average UV index in July: 6

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

Average cloud cover in July
Flagstaff, AZ

Average cloud cover in July - Flagstaff, AZ
  • Average cloud cover in July: 18

The month with the most cloud cover is December (Cloud cover 24).
The month with the least cloud cover is June (Cloud cover 7).

Average visibility in July
Flagstaff, AZ

Average visibility in July - Flagstaff, AZ
  • 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).

Flagstaff, Arizona, USA

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