September weather forecast
Mormon Lake, AZ

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Mormon Lake, Arizona, with an average temperature fluctuating between 77.5°F (25.3°C) and 55.2°F (12.9°C).

Temperature

In Mormon Lake, the beginning of September is marked by a marginally lowered average high-temperature, shifting from August's 83.3°F (28.5°C) to a still moderately hot 77.5°F (25.3°C). Mormon Lake documents a substantial deviation from daytime highs with a consistent low-temperature of 55.2°F (12.9°C) during September nights.

Humidity

In Mormon Lake, the average relative humidity in September is 43%.

Rainfall

In September, the rain falls for 8.9 days. Throughout September, 0.87" (22mm) of precipitation is accumulated. In Mormon Lake, during the entire year, the rain falls for 86 days and collects up to 11.65" (296mm) of precipitation.

Snowfall

In Mormon Lake, snow does not fall in May through October.

Daylight

The average length of the day in September in Mormon Lake is 12h and 23min.
On the first day of the month, sunrise is at 5:59 am and sunset at 6:51 pm. On the last day of September, in Mormon Lake, Arizona, sunrise is at 6:20 am and sunset at 6:10 pm MST.

Sunshine

The average sunshine in September is 9.7h.

UV index

In Mormon Lake, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for average individuals.
Note: During September, 5 as the daily maximum UV index converts into the following advice:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
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Frequently asked questions

What is the temperature in September in Mormon Lake?

In Mormon Lake, in September, the average high-temperature is 77.5°F (25.3°C), and the average low-temperature is 55.2°F (12.9°C). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which represents the influence of relative humidity on air temperature, in August is appraised at 82.4°F (28°C).

What is the average humidity in September in Mormon Lake?

In September, the average relative humidity is 43%.

How much does it rain in Mormon Lake in September?

In September, in Mormon Lake, the rain falls for 8.9 days. Throughout September, 0.87" (22mm) of precipitation is accumulated.

When it does not snow in Mormon Lake?

In Mormon Lake, Arizona, snow does not fall in May through October.

How many hours of daylight does Mormon Lake have in September?

The average day length in September is 12h and 23min.

When are sunrise and sunset in September in Mormon Lake?

In September, on the first day of the month, sunrise is at 5:59 am and sunset at 6:51 pm. On the last day of the month, in Mormon Lake, sunrise is at 6:20 am and sunset at 6:10 pm MST.

How long on average sun shines in September in Mormon Lake?

The average sunshine duration in September in Mormon Lake, Arizona, is 9.7h.

How high is the UV index in September in Mormon Lake?

In September, the average daily maximum UV index in Mormon Lake, Arizona, is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health from exposure to the Sun's UV radiation.
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
Mormon Lake, AZ

Average temperature in September - Mormon Lake, AZ
  • Average high temperature in September: 77.5°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is December (46°F).

  • Average low temperature in September: 55.2°F

The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is December (27.9°F).

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Average pressure in September
Mormon Lake, AZ

Average pressure in September - Mormon Lake, AZ
  • Average pressure in September: 29.93"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

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Average wind speed in September
Mormon Lake, AZ

Average wind speed in September - Mormon Lake, AZ
  • Average wind speed in September: 5.5mph

The windiest month (with the highest average wind speed) is April (8.2mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).

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Average humidity in September
Mormon Lake, AZ

Average humidity in September - Mormon Lake, AZ
  • Average humidity in September: 43%

The month with the highest relative humidity is January (62%).
The month with the lowest relative humidity is June (24%).

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Average rainfall in September
Mormon Lake, AZ

Average rainfall in September - Mormon Lake, AZ
  • Average rainfall in September: 0.87"

The wettest month (with the highest rainfall) is July (2.28").
The driest month (with the least rainfall) is June (0.16").

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Average rainfall days in September
Mormon Lake, AZ

Average rainfall days in September - Mormon Lake, AZ
  • Average rainfall days in September: 8.9 days

The month with the highest number of rainy days is July (16.2 days).
The month with the least rainy days is June (2.8 days).

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Average snowfall in September
Mormon Lake, AZ

Average snowfall in September - Mormon Lake, AZ
  • Average snowfall in September: 0"

The month with the highest snowfall is December (2.68").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in September
Mormon Lake, AZ

Average snowfall days in September - Mormon Lake, AZ
  • Average snowfall days in September: 0.1 days

The month with the highest number of snowfall days is December (3.5 days).
The months with the least snowfall days are May, June, July, August and October (0 days).

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Average daylight in September /
Average sunshine in September
Mormon Lake, AZ

Average daylight in September / Average sunshine in September - Mormon Lake, 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 54min).

  • Average sunshine in September: 9h and 4min

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

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Average sunshine days in September
Mormon Lake, AZ

Average sunshine days in September - Mormon Lake, AZ
  • Average sunshine days in September: 16.8 days

The month with the most sunshine days is June (26 days).
The month with the least sunshine days is July (9.9 days).

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Average UV index in September
Mormon Lake, AZ

Average UV index in September - Mormon Lake, AZ
  • Average UV index in September: 5

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).

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Average cloud cover in September
Mormon Lake, AZ

Average cloud cover in September - Mormon Lake, AZ
  • Average cloud cover in September: 11

The month with the most cloud cover is December (Cloud cover 24).
The month with the least cloud cover is June (Cloud cover 6).

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Average visibility in September
Mormon Lake, AZ

Average visibility in September - Mormon Lake, 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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Mormon Lake, Arizona, USA

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