September weather forecast
Newton, UT

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Weather in September

September, the first month of the autumn in Newton, is also an agreeable month, with an average temperature fluctuating between 48°F (8.9°C) and 72.5°F (22.5°C).

Temperature

September's onset brings a reduction in the average high-temperature, from a moderately hot 82.8°F (28.2°C) in August to a pleasant 72.5°F (22.5°C). A sharp divergence from daytime highs is noted during the month of September, with the average nighttime temperature settling at a chilly 48°F (8.9°C).

Humidity

The average relative humidity in September is 45%.

Rainfall

In Newton, in September, it is raining for 8.9 days, with typically 1.14" (29mm) of accumulated precipitation. Throughout the year, in Newton, there are 135.6 rainfall days, and 18.54" (471mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, September through December. September is the first month it typically snows. Throughout September, in the average 0.1 snowfall days, it receives 0.39" (10mm) of snow. Throughout the year, in Newton, there are 78.7 snowfall days, and 56.69" (1440mm) of snow is accumulated.

Daylight

In Newton, the average length of the day in September is 12h and 28min.
On the first day of the month, sunrise is at 6:54 am and sunset at 8:00 pm. On the last day of September, in Newton, sunrise is at 7:24 am and sunset at 7:10 pm MDT.

Sunshine

The average sunshine in September is 10h.

UV index

In September, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the average person.
Note: A maximum UV index of 4 in September translates into the following recommendations:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. During bright days, sunglasses that offer UVA and UVB defense are recommended. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
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Frequently asked questions

What is the temperature in September in Newton?

In September, in Newton, the average high-temperature is 72.5°F (22.5°C), and the average low-temperature is 48°F (8.9°C).

What is the average humidity in September in Newton?

The average relative humidity in September is 45%.

How many days does it rain in September in Newton?

In Newton, Utah, in September, it is raining for 8.9 days, with typically 1.14" (29mm) of accumulated precipitation.

When does it start to snow in Newton?

September is the first month it typically snows in Newton. Throughout September, in the average 0.1 snowfall days, it receives 0.39" (10mm) of snow.

What is the average length of the day in September in Newton?

The average day length in September in Newton, Utah, is 12h and 28min.

When is the sunrise / sunset in September in Newton?

In September, on the first day of the month, sunrise is at 6:54 am and sunset at 8:00 pm. On the last day of the month, in Newton, Utah, sunrise is at 7:24 am and sunset at 7:10 pm MDT.

How long on average sun shines in September in Newton?

In September, the average sunshine duration is 10h.

What is the UV index reading in September in Newton?

The average daily maximum UV index in September in Newton, Utah, is 4. A UV Index estimate of 3 to 5 represents a moderate vulnerability from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Newton, UT

Average temperature in September - Newton, UT
  • Average high temperature in September: 72.5°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is December (29.3°F).

  • Average low temperature in September: 48°F

The month with the highest average low temperature is July (55.4°F).
The coldest month (with the lowest average low temperature) is January (14.5°F).

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Average pressure in September
Newton, UT

Average pressure in September - Newton, UT
  • Average pressure in September: 29.96"Hg

The month with the highest atmospheric pressure is January (30.29"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

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Average wind speed in September
Newton, UT

Average wind speed in September - Newton, UT
  • Average wind speed in September: 5.3mph

The windiest month (with the highest average wind speed) is April (5.8mph).
The calmest month (with the lowest average wind speed) is January (4mph).

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Average humidity in September
Newton, UT

Average humidity in September - Newton, UT
  • Average humidity in September: 45%

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (37%).

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Average rainfall in September
Newton, UT

Average rainfall in September - Newton, UT
  • Average rainfall in September: 1.14"

The wettest month (with the highest rainfall) is January (2.2").
The driest month (with the least rainfall) is July (0.59").

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Average rainfall days in September
Newton, UT

Average rainfall days in September - Newton, UT
  • Average rainfall days in September: 8.9 days

The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is July (7.5 days).

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Average snowfall in September
Newton, UT

Average snowfall in September - Newton, UT
  • Average snowfall in September: 0.39"

The month with the highest snowfall is January (16.02").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in September
Newton, UT

Average snowfall days in September - Newton, UT
  • Average snowfall days in September: 0.1 days

The month with the highest number of snowfall days is January (17.1 days).
The months with the least snowfall days are June, July and August (0 days).

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

Average daylight in September / Average sunshine in September - Newton, UT
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in September: 10h and 0min

The months with the most sunshine are July and August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).

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Average sunshine days in September
Newton, UT

Average sunshine days in September - Newton, UT
  • Average sunshine days in September: 17.1 days

The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is February (7.8 days).

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Average UV index in September
Newton, UT

Average UV index in September - Newton, 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 and December (UV index 1).

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Average cloud cover in September
Newton, UT

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

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 10).

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Average visibility in September
Newton, UT

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

The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (4mi).

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Newton, Utah, USA

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