Weather in September
Temperature
The arrival of September brings an average high-temperature of a still warm 77.2°F (25.1°C), closely following the temperature pattern of August. September nights in Walnut Canyon National Monument present a sharp contrast to daytime highs, with average temperatures of 46.6°F (8.1°C).Rainfall
In Walnut Canyon National Monument, in September, it is raining for 7.5 days, with typically 2.05" (52mm) of accumulated precipitation. In Walnut Canyon National Monument, during the entire year, the rain falls for 76 days and collects up to 18.82" (478mm) of precipitation.Snowfall
In Walnut Canyon National Monument, snow does not fall in June through September.Daylight
In Walnut Canyon National Monument, the average length of the day in September is 12h and 23min.On the first day of the month, sunrise is at 5:59 am and sunset at 6:52 pm. On the last day of September, sunrise is at 6:20 am and sunset at 6:10 pm MST.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Walnut Canyon National Monument in September?
How many days does it rain in September in Walnut Canyon National Monument?
When it does not snow?
Does it snow in September?
How many hours of daylight does Walnut Canyon National Monument have in September?
What time are sunrise and sunset in September?
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).
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").
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).
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").
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).
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).
Walnut Canyon National Monument, Arizona, USA
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