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
Bluffdale in September undergoes a mild reduction in the average high-temperature, shifting from August's moderately hot 83.3°F (28.5°C) to a still warm 74.3°F (23.5°C). In September, the nighttime temperature plummets remarkably from the daily apex to a steady average of 50.5°F (10.3°C).Humidity
In Bluffdale, the average relative humidity in September is 43%.Rainfall
In Bluffdale, in September, it is raining for 5.4 days, with typically 0.59" (15mm) of accumulated precipitation. Throughout the year, there are 69.6 rainfall days, and 9.06" (230mm) of precipitation is accumulated.Snowfall
May through September are months without snowfall in Bluffdale.Daylight
In September, the average length of the day is 12h and 26min.On the first day of September, sunrise is at 6:55 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 7:10 pm MDT.
Sunshine
In September, the average sunshine is 10.1h.UV index
In September, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: A maximum high daily UV index of 4 during September translates into the following directions:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Stay sun-safe with clothing that is both closely woven and worn loosely.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures?
What is the average humidity in September?
How much does it rain in September?
When it does not snow?
Does it snow in September?
How many hours of daylight does Bluffdale have in September?
What time are sunrise and sunset in September in Bluffdale?
How long on average sun shines in September in Bluffdale?
What is the UV index intensity in September?
Average temperature in September
Bluffdale, UT
- Average high temperature in September: 74.3°F
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (32.5°F).
- Average low temperature in September: 50.5°F
The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).
Average pressure in September
Bluffdale, 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
Bluffdale, UT
- Average wind speed in September: 5.7mph
The windiest months (with the highest average wind speed) are March and April (6.3mph).
The calmest month (with the lowest average wind speed) is January (4.9mph).
Average humidity in September
Bluffdale, UT
- Average humidity in September: 43%
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is July (37%).
Average rainfall in September
Bluffdale, UT
- Average rainfall in September: 0.59"
The wettest month (with the highest rainfall) is February (1.38").
The driest month (with the least rainfall) is June (0.31").
Average rainfall days in September
Bluffdale, UT
- Average rainfall days in September: 5.4 days
The month with the highest number of rainy days is April (8.3 days).
The month with the least rainy days is June (4.1 days).
Average snowfall in September
Bluffdale, UT
- Average snowfall in September: 0"
The month with the highest snowfall is January (8.27").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Bluffdale, UT
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (9.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Bluffdale, 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: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).
Average sunshine days in September
Bluffdale, UT
- Average sunshine days in September: 23.1 days
The month with the most sunshine days is October (24.9 days).
The month with the least sunshine days is February (17.3 days).
Average UV index in September
Bluffdale, UT
- Average UV index in September: 4
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Bluffdale, UT
- Average cloud cover in September: 12
The month with the most cloud cover is February (Cloud cover 42).
The month with the least cloud cover is August (Cloud cover 10).
Average visibility in September
Bluffdale, UT
- Average visibility in September: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is January (4mi).
Bluffdale, Utah, USA
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