September weather forecast and climate
Warren, AZ

Weather in September

September, the first month of the autumn, in Warren, is still a warm month, with average temperature varying between 64°F (17.8°C) and 83.1°F (28.4°C).

Temperature

In September, the average high-temperature is practically the same as in August - a warm 83.1°F (28.4°C). In Warren, the average low-temperature is 64°F (17.8°C).

Heat index

In September, the average heat index is appraised at 83.7°F (28.7°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 'apparent temperature', 'feels like', 'felt air temperature', or 'real feel', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. Additional factors like differences in body mass, height, and shape, clothing, metabolic differences, and activity influence one's weather impression. 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 Warren is 48%.

Rainfall

In Warren, Arizona, it is raining for 10.6 days, with typically 1.65" (42mm) of accumulated precipitation. In Warren, during the entire year, the rain falls for 82 days and collects up to 11.85" (301mm) of precipitation.

Snowfall

In Warren snow does not fall in April through October.

Daylight

The average length of the day in September is 12.3h.

Sunshine

In September, the average sunshine in Warren is 10.1h.

UV index

In Warren, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to the Sun's UV rays for the average person.
Note: The daily maximum UV index of 6 in September interpret into the following advice:
Take precautions and utilize sun safety practices. Protection against the skin and eye damage is required. 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 temperature in September in Warren?

The average high-temperature, in September, is 83.1°F (28.4°C), while the average low-temperature is 64°F (17.8°C). In September, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), that combines both air temperature and relative humidity, is estimated at 83.7°F (28.7°C).

What is the average humidity in September in Warren?

In Warren, Arizona, the average relative humidity in September is 48%.

How many days does it rain in September in Warren?

In Warren, in September, during 10.6 rainfall days, 1.65" (42mm) of precipitation is typically accumulated.

When it does not snow in Warren?

In Warren, Arizona, snow does not fall in April through October.

How many hours of daylight does Warren have in September?

In September, the average length of the day in Warren, Arizona, is 12.3h.

How long on average sun shines in September in Warren?

The average sunshine in September in Warren, Arizona, is 10.1h.

How high is the UV index in September in Warren?

The average daily maximum UV index in September is 6. A UV Index estimate of 6 to 7 represents a high health threat from the exposure to the Sun's UV radiation.

Average temperature in September
Warren, AZ

Average temperature in September - Warren, AZ
  • Average high temperature in September: 83.1°F

The warmest month (with the highest average high temperature) is June (91°F).
The month with the lowest average high temperature is December (56.1°F).

  • Average low temperature in September: 64°F

The month with the highest average low temperature is July (70.9°F).
The coldest month (with the lowest average low temperature) is December (37.2°F).

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Average pressure in September
Warren, AZ

Average pressure in September - Warren, AZ
  • Average pressure in September: 29.91"

The month with the highest atmospheric pressure is January (30.08").
The month with the lowest atmospheric pressure is June (29.85").

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Average wind speed in September
Warren, AZ

Average wind speed in September - Warren, AZ
  • Average wind speed in September: 6.2mph

The windiest month (with the highest average wind speed) is April (9.6mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

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Average humidity in September
Warren, AZ

Average humidity in September - Warren, AZ
  • Average humidity in September: 48%

The month with the highest relative humidity is December (49%).
The month with the lowest relative humidity is May (22%).

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Average rainfall in September
Warren, AZ

Average rainfall in September - Warren, AZ
  • Average rainfall in September: 1.65"

The wettest month (with the highest rainfall) is July (3.23").
The driest months (with the least rainfall) are April and May (0.08").

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Average rainfall days in September
Warren, AZ

Average rainfall days in September - Warren, AZ
  • Average rainfall days in September: 10.6 days

The month with the highest number of rainy days is July (19 days).
The month with the least rainy days is May (2 days).

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Average snowfall in September
Warren, AZ

Average snowfall in September - Warren, AZ
  • Average snowfall in September: 0"

The month with the highest snowfall is December (1.3").
Months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in September
Warren, AZ

Average snowfall days in September - Warren, AZ
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is December (1.2 days).
Months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in September /
Average sunshine in September
Warren, AZ

Average daylight in September / Average sunshine in September - Warren, AZ
  • Average daylight in September: 12.3h

The month with the longest days is June (Average daylight: 14.2h).
The month with the shortest days is December (Average daylight: 10.1h).

  • Average sunshine in September: 10.1h

The month with the most sunshine is August (Average sunshine: 12.1h).
The month with the least sunshine is December (Average sunshine: 7h).

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Average sunshine days in September
Warren, AZ

Average sunshine days in September - Warren, AZ
  • Average sunshine days in September: 14.9 days

The month with the most sunshine days is May (28.6 days).
The month with the least sunshine days is July (7.8 days).

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Average UV index in September
Warren, AZ

Average UV index in September - Warren, AZ
  • Average UV index in September: 6

Months with the highest UV index are June and July (UV index 7).
Months with the lowest UV index are January, February, November and December (UV index 3).

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Average cloud cover in September
Warren, AZ

Average cloud cover in September - Warren, AZ
  • Average cloud cover in September: 16

The month with the most cloud cover is July (Cloud cover 22).
The month with the least cloud cover is May (Cloud cover 7).

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Average visibility in September
Warren, AZ

Average visibility in September - Warren, AZ
  • Average visibility in September: 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).

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