September weather forecast
Valentine, AZ

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Weather in September

September, the first month of the autumn in Valentine, is also a moderately hot month, with an average temperature varying between 85.5°F (29.7°C) and 68.7°F (20.4°C).

Temperature

In September, the average high-temperature marginally decreases from a tropical 91.8°F (33.2°C) in August to a warm 85.5°F (29.7°C). During the nights in September, Valentine experiences a consistent average temperature of 68.7°F (20.4°C).

Humidity

The average relative humidity in September is 31%.

Rainfall

In Valentine, during September, the rain falls for 8.3 days and regularly aggregates up to 1.54" (39mm) of precipitation. In Valentine, during the entire year, the rain falls for 76.7 days and collects up to 11.89" (302mm) of precipitation.

Snowfall

In Valentine, snow does not fall in April through October.

Daylight

The average length of the day in September is 12h and 23min.
On the first day of the month, sunrise is at 6:07 am and sunset at 7:01 pm. On the last day of September, in Valentine, sunrise is at 6:29 am and sunset at 6:19 pm MST.

Sunshine

In Valentine, the average sunshine in September is 9.8h.

UV index

The average daily maximum UV index in September in Valentine is 6. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for the average person.
Note: The maximum daily UV index of 6 in September converts into the following recommendations:
Stay clear of intense sun exposure. Solar protection is of utmost significance. 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. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
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Frequently asked questions

Is it hot in Valentine during September?

In September, the average high-temperature and low-temperature in Valentine, Arizona, are 85.5°F (29.7°C) and 68.7°F (20.4°C) respectively.

What is the average humidity in September in Valentine?

The average relative humidity in September is 31%.

How much does it rain in Valentine in September?

In Valentine, Arizona, in September, during 8.3 rainfall days, 1.54" (39mm) of precipitation is typically accumulated.

When it does not snow in Valentine?

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

How many hours of daylight does Valentine have in September?

In Valentine, Arizona, the average day length in September is 12h and 23min.

When is the sunrise / sunset in September in Valentine?

In September, on the first day of the month, sunrise is at 6:07 am and sunset at 7:01 pm. On the last day of the month, in Valentine, sunrise is at 6:29 am and sunset at 6:19 pm MST.

How long on average sun shines in September in Valentine?

In September, the average sunshine duration is 9.8h.

What is the UV index intensity in September in Valentine?

In September, the average daily maximum UV index in Valentine, Arizona, is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability 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 September
Valentine, AZ

Average temperature in September - Valentine, AZ
  • Average high temperature in September: 85.5°F

The warmest month (with the highest average high temperature) is July (93°F).
The month with the lowest average high temperature is December (51.4°F).

  • Average low temperature in September: 68.7°F

The month with the highest average low temperature is August (75°F).
The coldest month (with the lowest average low temperature) is December (36.9°F).

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Average pressure in September
Valentine, AZ

Average pressure in September - Valentine, AZ
  • Average pressure in September: 29.85"Hg

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.78"Hg).

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Average wind speed in September
Valentine, AZ

Average wind speed in September - Valentine, AZ
  • Average wind speed in September: 8mph

The windiest month (with the highest average wind speed) is June (10.6mph).
The calmest months (with the lowest average wind speed) are January and December (7.3mph).

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Average humidity in September
Valentine, AZ

Average humidity in September - Valentine, AZ
  • Average humidity in September: 31%

The months with the highest relative humidity are January and December (49%).
The month with the lowest relative humidity is June (17%).

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Average rainfall in September
Valentine, AZ

Average rainfall in September - Valentine, AZ
  • Average rainfall in September: 1.54"

The wettest month (with the highest rainfall) is July (2.17").
The driest month (with the least rainfall) is June (0.12").

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Average rainfall days in September
Valentine, AZ

Average rainfall days in September - Valentine, AZ
  • Average rainfall days in September: 8.3 days

The month with the highest number of rainy days is July (12.8 days).
The month with the least rainy days is June (2 days).

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Average snowfall in September
Valentine, AZ

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

The month with the highest snowfall is November (1.73").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in September
Valentine, AZ

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

The months with the highest number of snowfall days are February and December (1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in September / Average sunshine in September - Valentine, AZ
  • Average daylight in September: 12h 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 September: 9h and 5min

The month with the most sunshine is June (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).

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Average sunshine days in September
Valentine, AZ

Average sunshine days in September - Valentine, AZ
  • Average sunshine days in September: 19.1 days

The month with the most sunshine days is June (26.8 days).
The month with the least sunshine days is July (14.8 days).

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Average UV index in September
Valentine, AZ

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

The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 2).

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Average cloud cover in September
Valentine, AZ

Average cloud cover in September - Valentine, AZ
  • Average cloud cover in September: 9

The month with the most cloud cover is December (Cloud cover 23).
The month with the least cloud cover is June (Cloud cover 6).

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Average visibility in September
Valentine, AZ

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

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Valentine, Arizona, USA

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