Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
As August makes way for September, Tonalea's average high-temperature eases from a tropical 87.6°F (30.9°C) to a moderately hot 80.8°F (27.1°C). During September, Tonalea witnesses a consistent average low-temperature of 61.7°F (16.5°C).Humidity
In September, the average relative humidity is 32%.Rainfall
In Tonalea, in September, it is raining for 4.1 days, with typically 0.31" (8mm) of accumulated precipitation. Throughout the year, there are 57 rainfall days, and 4.92" (125mm) of precipitation is accumulated.Snowfall
In Tonalea, snow does not fall in May through September.Daylight
The average length of the day in September is 12h and 24min.On the first day of the month, sunrise is at 6:55 am and sunset at 7:51 pm. On the last day of September, sunrise is at 7:18 am and sunset at 7:08 pm MDT.
Sunshine
In Tonalea, the average sunshine in September is 10.1h.UV index
The average daily maximum UV index in September is 6. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: In September, the UV index of 6 transforms into the following advice:
Prevent overexposure. Protection from the sun's harmful effects is needed. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Tonalea in September?
What is the average humidity in September?
How much does it rain in September?
When it does not snow in Tonalea?
Does it snow in Tonalea in September?
How many hours of daylight does Tonalea have in September?
When are sunrise and sunset in September in Tonalea?
How long on average sun shines in September in Tonalea?
What is the UV index reading in September?
Average temperature in September
Tonalea, AZ
- Average high temperature in September: 80.8°F
The warmest month (with the highest average high temperature) is July (89.6°F).
The month with the lowest average high temperature is January (43.7°F).
- Average low temperature in September: 61.7°F
The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (28°F).
Average pressure in September
Tonalea, AZ
- Average pressure in September: 29.95"Hg
The month with the highest atmospheric pressure is January (30.18"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed in September
Tonalea, AZ
- Average wind speed in September: 6.8mph
The windiest month (with the highest average wind speed) is April (9.6mph).
The calmest month (with the lowest average wind speed) is January (5.4mph).
Average humidity in September
Tonalea, AZ
- Average humidity in September: 32%
The month with the highest relative humidity is January (61%).
The month with the lowest relative humidity is June (18%).
Average rainfall in September
Tonalea, AZ
- Average rainfall in September: 0.31"
The wettest month (with the highest rainfall) is January (0.59").
The driest month (with the least rainfall) is June (0.2").
Average rainfall days in September
Tonalea, AZ
- Average rainfall days in September: 4.1 days
The month with the highest number of rainy days is July (6.5 days).
The month with the least rainy days is June (2.6 days).
Average snowfall in September
Tonalea, AZ
- Average snowfall in September: 0"
The month with the highest snowfall is December (1.77").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Tonalea, AZ
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is December (4.1 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Tonalea, AZ
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in September: 10h and 1min
The month with the most sunshine is August (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).
Average sunshine days in September
Tonalea, AZ
- Average sunshine days in September: 23.8 days
The month with the most sunshine days is June (26.7 days).
The month with the least sunshine days is February (20.7 days).
Average UV index in September
Tonalea, AZ
- Average UV index in September: 6
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Tonalea, AZ
- Average cloud cover in September: 8
The month with the most cloud cover is December (Cloud cover 21).
The months with the least cloud cover are June and September (Cloud cover 8).
Average visibility in September
Tonalea, 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).
Tonalea, Arizona, USA
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