September weather forecast
South Jordan, UT

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Weather in September

With the arrival of September, South Jordan begins to embrace the initial signs of fall. September comes with a notable drop in temperatures, making the weather cooler and hinting at the winter knocking at the door. The humidity level again starts to increase and marks the start of the colder part of the year. More rainfall is observed in comparison to the previous months, given the start of autumn. So, ready or not, the change in the weather from September onwards is an appeal for the arrival of autumn and winter.

Temperature

South Jordan's transition into September involves a shift in temperature, receding from a moderately hot 83.7°F (28.7°C) in August to a still warm 74.3°F (23.5°C). South Jordan's nights in September are distinguished by a pronounced temperature shift from the day, with an average low of 50.4°F (10.2°C).

Humidity

The average relative humidity in September is 42%.

Rainfall

In South Jordan, in September, during 8.1 rainfall days, 0.91" (23mm) of precipitation is typically accumulated. Throughout the year, there are 118.7 rainfall days, and 16.89" (429mm) of precipitation is accumulated.

Snowfall

In South Jordan, snow does not fall in June through September.

Daylight

In South Jordan, the average length of the day in September is 12h and 27min.
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 South Jordan, the average sunshine in September is 10h.

UV index

In South Jordan, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 4 in September interprets into the following advice:
Take precautions - Protection against skin and eye damage is obliged. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Always opt for UVA and UVB-resistant sunglasses on radiant days.
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Frequently asked questions

What are the temperatures in South Jordan in September?

In South Jordan, in September, the average high-temperature is 74.3°F (23.5°C), and the average low-temperature is 50.4°F (10.2°C).

What is the average humidity in September in South Jordan?

The average relative humidity in September in South Jordan is 42%.

How many days does it rain in September in South Jordan?

In South Jordan, in September, during 8.1 rainfall days, 0.91" (23mm) of precipitation is typically accumulated.

When it does not snow in South Jordan?

June through September are months without snowfall in South Jordan.

Does it snow in South Jordan in September?

In South Jordan, in September, it doesn't snow. In October, it regularly snows.

How many hours of daylight does South Jordan have in September?

In South Jordan, Utah, the average day length in September is 12h and 27min.

When is the sunrise / sunset in September in South Jordan?

On the first day of September in South Jordan, 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.

How long on average sun shines in September in South Jordan?

In South Jordan, Utah, the average sunshine duration in September is 10h.

How high is the UV index in September in South Jordan?

In South Jordan, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium health risk 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
South Jordan, UT

Average temperature in September - South Jordan, 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 (32.9°F).

  • Average low temperature in September: 50.4°F

The month with the highest average low temperature is July (59.2°F).
The coldest month (with the lowest average low temperature) is January (17.8°F).

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Average pressure in September
South Jordan, UT

Average pressure in September - South Jordan, 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
South Jordan, UT

Average wind speed in September - South Jordan, UT
  • Average wind speed in September: 5.8mph

The windiest month (with the highest average wind speed) is March (6.5mph).
The calmest month (with the lowest average wind speed) is January (4.9mph).

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Average humidity in September
South Jordan, UT

Average humidity in September - South Jordan, UT
  • Average humidity in September: 42%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is July (37%).

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Average rainfall in September
South Jordan, UT

Average rainfall in September - South Jordan, UT
  • Average rainfall in September: 0.91"

The wettest months (with the highest rainfall) are February, March and December (2.05").
The driest month (with the least rainfall) is June (0.63").

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Average rainfall days in September
South Jordan, UT

Average rainfall days in September - South Jordan, UT
  • Average rainfall days in September: 8.1 days

The month with the highest number of rainy days is April (13.7 days).
The month with the least rainy days is June (7 days).

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Average snowfall in September
South Jordan, UT

Average snowfall in September - South Jordan, UT
  • Average snowfall in September: 0"

The month with the highest snowfall is January (11.18").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
South Jordan, UT

Average snowfall days in September - South Jordan, UT
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (13.3 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
South Jordan, UT

Average daylight in September / Average sunshine in September - South Jordan, 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 0min

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).

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Average sunshine days in September
South Jordan, UT

Average sunshine days in September - South Jordan, UT
  • Average sunshine days in September: 19 days

The month with the most sunshine days is June (20.3 days).
The month with the least sunshine days is February (11.2 days).

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Average UV index in September
South Jordan, UT

Average UV index in September - South Jordan, 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
South Jordan, UT

Average cloud cover in September - South Jordan, UT
  • Average cloud cover in September: 12

The months with the most cloud cover are January and February (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 10).

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Average visibility in September
South Jordan, UT

Average visibility in September - South Jordan, 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).

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South Jordan, Utah, USA

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