September weather forecast
Tooele, UT

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Weather in September

September in Tooele exhibits a noticeable transition from the sweltering heat of August to the onset of autumn. The city says goodbye to the summer season, as temperatures start dropping, and leaves begin changing color. The autumnal equinox marks the official start of the fall season, and Tooele welcomes the new season with the beauty of misty mornings and crisp, breezy afternoons. This time of year becomes an attractive period for sightseeing and spontaneous outdoor explorations.

Temperature

Observing a mild shift, the average high-temperature in Tooele, Utah, during September reduces from August's warm 81.7°F (27.6°C) to a pleasant 72.7°F (22.6°C). An average nighttime temperature of 55.4°F (13°C) is noted during the month of September.

Humidity

In September, the average relative humidity in Tooele is 42%.

Rainfall

In Tooele, in September, during 10.1 rainfall days, 1.5" (38mm) of precipitation is typically accumulated. In Tooele, during the entire year, the rain falls for 137.7 days and collects up to 20.98" (533mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In Tooele, the average length of the day in September is 12h and 27min.
On the first day of September, sunrise is at 6:57 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 7:12 pm MDT.

Sunshine

In Tooele, the average sunshine in September is 9.7h.

UV index

In September, the average daily maximum UV index in Tooele is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the average person.
Note: In September, the UV index of 4 transforms into the following advice:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
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Frequently asked questions

What are the temperatures in Tooele in September?

The high-temperature, in September, in Tooele, records 72.7°F (22.6°C), while the low-temperature is 55.4°F (13°C).

What is the average humidity in September in Tooele?

In September, the average relative humidity is 42%.

How much does it rain in Tooele in September?

In Tooele, during September, the rain falls for 10.1 days and regularly aggregates up to 1.5" (38mm) of precipitation.

When it does not snow in Tooele?

June through September are months without snowfall in Tooele, Utah.

Does it snow in Tooele in September?

In Tooele, Utah, in September, it doesn't snow. In October, it regularly snows.

How many hours of daylight does Tooele have in September?

The average day length in September in Tooele, Utah, is 12h and 27min.

When is the sunrise / sunset in September in Tooele?

On the first day of September, sunrise is at 6:57 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 7:12 pm MDT.

How long on average sun shines in September in Tooele?

In September, the average sunshine duration in Tooele, Utah, is 9.7h.

What is the UV index reading in September in Tooele?

The average daily maximum UV index in September in Tooele is 4. A UV Index of 3 to 5 symbolizes a moderate vulnerability from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Tooele, UT

Average temperature in September - Tooele, UT
  • Average high temperature in September: 72.7°F

The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (33.4°F).

  • Average low temperature in September: 55.4°F

The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (21.2°F).

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Average pressure in September
Tooele, UT

Average pressure in September - Tooele, 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).

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Average wind speed in September
Tooele, UT

Average wind speed in September - Tooele, UT
  • Average wind speed in September: 6.7mph

The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is January (6mph).

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Average humidity in September
Tooele, UT

Average humidity in September - Tooele, UT
  • Average humidity in September: 42%

The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is July (36%).

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Average rainfall in September
Tooele, UT

Average rainfall in September - Tooele, UT
  • Average rainfall in September: 1.5"

The wettest month (with the highest rainfall) is April (2.52").
The driest month (with the least rainfall) is June (1.1").

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Average rainfall days in September
Tooele, UT

Average rainfall days in September - Tooele, UT
  • Average rainfall days in September: 10.1 days

The month with the highest number of rainy days is April (16.3 days).
The month with the least rainy days is November (7.5 days).

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Average snowfall in September
Tooele, UT

Average snowfall in September - Tooele, UT
  • Average snowfall in September: 0"

The month with the highest snowfall is December (9.69").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Tooele, UT

Average snowfall days in September - Tooele, UT
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is December (12.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
Tooele, UT

Average daylight in September / Average sunshine in September - Tooele, 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: 9h and 4min

The month with the most sunshine is August (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).

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Average sunshine days in September
Tooele, UT

Average sunshine days in September - Tooele, UT
  • Average sunshine days in September: 17.5 days

The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is February (10.2 days).

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Average UV index in September
Tooele, UT

Average UV index in September - Tooele, UT
  • Average UV index in September: 4

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in September
Tooele, UT

Average cloud cover in September - Tooele, UT
  • Average cloud cover in September: 14

The month with the most cloud cover is January (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 13).

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Average visibility in September
Tooele, UT

Average visibility in September - Tooele, UT
  • Average visibility in September: 6mi

The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).

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Tooele, Utah, USA

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