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
September is characterized by a mild reduction in the average high-temperature, from a warm 75.4°F (24.1°C) in August to an enjoyable 67.1°F (19.5°C). Oakley's nighttime temperature in September demonstrates a noticeable plunge to a cold 41.9°F (5.5°C).Humidity
The average relative humidity in September is 50%.Rainfall
The month with the least rainfall in Oakley is September, when the rain falls for 7.8 days and typically collects 0.67" (17mm) of precipitation.Snowfall
Months with snowfall are January through June, September through December. September is the first month it typically snows. Throughout September, in the average 0.5 snowfall days, it receives 0.59" (15mm) of snow. In Oakley, Utah, during the entire year, snow falls for 95.1 days and aggregates up to 87.56" (2224mm) of snow.Daylight
In September, the average length of the day is 12h and 27min.On the first day of September in Oakley, Utah, sunrise is at 6:53 am and sunset at 7:56 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 7:08 pm MDT.
Sunshine
In Oakley, the average sunshine in September is 10.2h.UV index
In September, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: A maximum UV index of 3 in September translates into the following recommendations:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. To guard against the harmful effects of the Sun, minimize exposure during midday. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Frequently asked questions
What is the usual temperature for Oakley in September?
What is the average humidity in September in Oakley?
What is the driest month in Oakley?
How much does it rain in Oakley in September?
When does it start to snow in Oakley?
How many hours of daylight does Oakley have in September?
What time are sunrise and sunset in September in Oakley?
How many hours of sunshine does Oakley have in September?
What is the UV index intensity in September in Oakley?
Average temperature in September
Oakley, UT
- Average high temperature in September: 67.1°F
The warmest month (with the highest average high temperature) is July (77.4°F).
The month with the lowest average high temperature is December (27.3°F).
- Average low temperature in September: 41.9°F
The month with the highest average low temperature is July (50.5°F).
The coldest month (with the lowest average low temperature) is January (9.5°F).
Average pressure in September
Oakley, UT
- Average pressure in September: 29.95"Hg
The month with the highest atmospheric pressure is January (30.27"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in September
Oakley, UT
- Average wind speed in September: 5.6mph
The windiest month (with the highest average wind speed) is June (6.3mph).
The calmest month (with the lowest average wind speed) is January (4.8mph).
Average humidity in September
Oakley, UT
- Average humidity in September: 50%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is August (45%).
Average rainfall in September
Oakley, UT
- Average rainfall in September: 0.67"
The wettest months (with the highest rainfall) are February and December (2.13").
The driest month (with the least rainfall) is September (0.67").
Average rainfall days in September
Oakley, UT
- Average rainfall days in September: 7.8 days
The month with the highest number of rainy days is May (11.6 days).
The month with the least rainy days is November (4 days).
Average snowfall in September
Oakley, UT
- Average snowfall in September: 0.59"
The month with the highest snowfall is December (17.24").
The months with the least snowfall are July and August (0").
Average snowfall days in September
Oakley, UT
- Average snowfall days in September: 0.5 days
The month with the highest number of snowfall days is February (18.5 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in September /
Average sunshine in September
Oakley, UT
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in September: 10h and 1min
The month with the most sunshine is August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 12min).
Average sunshine days in September
Oakley, UT
- Average sunshine days in September: 19.3 days
The months with the most sunshine days are June and October (20.3 days).
The month with the least sunshine days is February (9.2 days).
Average UV index in September
Oakley, UT
- Average UV index in September: 3
The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is February (UV index 1).
Average cloud cover in September
Oakley, UT
- Average cloud cover in September: 13
The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 11).
Average visibility in September
Oakley, UT
- Average visibility in September: 6mi
The months with the highest visibility are May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (4mi).
Oakley, Utah, USA
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