September weather forecast
Walnut Canyon National Monument, AZ

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The Walnut Canyon National Monument, Arizona, the USA with trees in its surrounding
The Walnut Canyon National Monument, Arizona, the USA with trees in its surrounding

Weather in September

September, the first month of the autumn in Walnut Canyon National Monument, is still a warm month, with an average temperature varying between 46.6°F (8.1°C) and 77.2°F (25.1°C).

Temperature

September reports an average high-temperature of a still warm 77.2°F (25.1°C), slightly varied from August's 81.5°F (27.5°C). Despite the drastic temperature difference, Walnut Canyon National Monument records an average nighttime low of 46.6°F (8.1°C) throughout September.

Rainfall

In Walnut Canyon National Monument, in September, it is raining for 7.5 days, with typically 2.05" (52mm) of accumulated precipitation. Throughout the year, there are 76 rainfall days, and 18.82" (478mm) of precipitation is accumulated.

Snowfall

In Walnut Canyon National Monument, Arizona, snow does not fall in June through September.

Daylight

The average length of the day in September in Walnut Canyon National Monument is 12h and 23min.
On the first day of September in Walnut Canyon National Monument, sunrise is at 5:59 am and sunset at 6:52 pm. On the last day of the month, sunrise is at 6:20 am and sunset at 6:10 pm MST.
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Frequently asked questions

What are September temperatures in Walnut Canyon National Monument?

The average high-temperature and low-temperature in Walnut Canyon National Monument during September are 77.2°F (25.1°C) and 46.6°F (8.1°C) respectively.

How much does it rain in Walnut Canyon National Monument in September?

In Walnut Canyon National Monument, in September, it is raining for 7.5 days, with typically 2.05" (52mm) of accumulated precipitation.

When it does not snow in Walnut Canyon National Monument?

In Walnut Canyon National Monument, Arizona, snow does not fall in June through September.

Does it snow in Walnut Canyon National Monument in September?

In Walnut Canyon National Monument, in September, it doesn't snow. In October, it regularly snows.

What is the average length of the day in September in Walnut Canyon National Monument?

In September, the average day length in Walnut Canyon National Monument is 12h and 23min.

When are sunrise and sunset in September in Walnut Canyon National Monument?

On the first day of September in Walnut Canyon National Monument, sunrise is at 5:59 am and sunset at 6:52 pm. On the last day of the month, sunrise is at 6:20 am and sunset at 6:10 pm MST.
Average rainfall days
Average snowfall
Average snowfall days
Average daylight

Average temperature in September
Walnut Canyon National Monument, AZ

Average temperature in September - Walnut Canyon National Monument, AZ
  • Average high temperature in September: 77.2°F

The warmest month (with the highest average high temperature) is July (85°F).
The month with the lowest average high temperature is January (45.1°F).

  • Average low temperature in September: 46.6°F

The month with the highest average low temperature is July (56.7°F).
The coldest month (with the lowest average low temperature) is January (17.2°F).

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Average rainfall in September
Walnut Canyon National Monument, AZ

Average rainfall in September - Walnut Canyon National Monument, AZ
  • Average rainfall in September: 2"

The wettest month (with the highest rainfall) is August (3.3").
The driest month (with the least rainfall) is June (0.4").

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Average rainfall days in September
Walnut Canyon National Monument, AZ

Average rainfall days in September - Walnut Canyon National Monument, AZ
  • Average rainfall days in September: 7.5 days

The month with the highest number of rainy days is August (12.8 days).
The month with the least rainy days is June (2.8 days).

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Average snowfall in September
Walnut Canyon National Monument, AZ

Average snowfall in September - Walnut Canyon National Monument, AZ
  • Average snowfall in September: 0"

The month with the highest snowfall is January (14.5").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Walnut Canyon National Monument, AZ

Average snowfall days in September - Walnut Canyon National Monument, AZ
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (4.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in September
Walnut Canyon National Monument, AZ

Average daylight in September - Walnut Canyon National Monument, 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).

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Walnut Canyon National Monument, Arizona, USA

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