September weather forecast
Pine Valley, UT

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Pine Valley, Utah, with temperature in the range of an average high of 80.6°F (27°C) and an average low of 59.5°F (15.3°C).

Temperature

September's arrival comes with a mild decrease in the average high-temperature, moving subtly from a tropical 88°F (31.1°C) in August to a warm 80.6°F (27°C). Pine Valley, during September, witnesses an average low-temperature of 59.5°F (15.3°C).

Humidity

In Pine Valley, the average relative humidity in September is 33%.

Rainfall

In September, in Pine Valley, the rain falls for 7.3 days. Throughout September, 0.79" (20mm) of precipitation is accumulated. Throughout the year, there are 85.3 rainfall days, and 10.39" (264mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall.

Daylight

In September, the average length of the day is 12h and 25min.
On the first day of the month, sunrise is at 7:05 am and sunset at 8:02 pm. On the last day of September, sunrise is at 7:29 am and sunset at 7:18 pm MDT.

Sunshine

The average sunshine in September is 9.9h.

UV index

In September, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the average person.
Note: A daily high UV index of 5 in September leads to these guidelines:
Be vigilant - A duty to shield skin and eyes from injury exists. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Updated: Aug 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in September?

September temperatures vary between a high-temperature of 80.6°F (27°C) and a low-temperature of 59.5°F (15.3°C).

What is the average humidity in September?

In Pine Valley, the average relative humidity in September is 33%.

How much does it rain in Pine Valley in September?

In Pine Valley, during September, the rain falls for 7.3 days and regularly aggregates up to 0.79" (20mm) of precipitation.

When it does not snow?

In Pine Valley, snow does not fall in May through October.

What is the average length of the day in September?

In September, the average day length in Pine Valley is 12h and 25min.

What time are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 7:05 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 7:18 pm MDT.

How long on average sun shines in September?

In Pine Valley, the average sunshine duration in September is 9.9h.

How high is the UV index in September?

The average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate health threat from unsafe exposure to Sun's UV rays.
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
Pine Valley, UT

Average temperature in September - Pine Valley, UT
  • Average high temperature in September: 80.6°F

The warmest month (with the highest average high temperature) is July (89.6°F).
The month with the lowest average high temperature is December (43.9°F).

  • Average low temperature in September: 59.5°F

The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is December (28.4°F).

Average pressure in September
Pine Valley, UT

Average pressure in September - Pine Valley, UT
  • Average pressure in September: 29.93"Hg

The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

Average wind speed in September
Pine Valley, UT

Average wind speed in September - Pine Valley, UT
  • Average wind speed in September: 5.6mph

The windiest month (with the highest average wind speed) is April (7.5mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

Average humidity in September
Pine Valley, UT

Average humidity in September - Pine Valley, UT
  • Average humidity in September: 33%

The month with the highest relative humidity is January (64%).
The month with the lowest relative humidity is June (21%).

Average rainfall in September
Pine Valley, UT

Average rainfall in September - Pine Valley, UT
  • Average rainfall in September: 0.79"

The wettest month (with the highest rainfall) is July (1.3").
The driest month (with the least rainfall) is June (0.2").

Average rainfall days in September
Pine Valley, UT

Average rainfall days in September - Pine Valley, UT
  • Average rainfall days in September: 7.3 days

The month with the highest number of rainy days is July (11.8 days).
The month with the least rainy days is June (3.1 days).

Average snowfall in September
Pine Valley, UT

Average snowfall in September - Pine Valley, UT
  • Average snowfall in September: 0"

The month with the highest snowfall is November (1.18").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in September
Pine Valley, UT

Average snowfall days in September - Pine Valley, UT
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is December (3.1 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Pine Valley, UT

Average daylight in September / Average sunshine in September - Pine Valley, UT
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in September: 9h and 5min

The months with the most sunshine are June and July (Average sunshine: 11h and 54min).
The months with the least sunshine are January and December (Average sunshine: 7h and 0min).

Average sunshine days in September
Pine Valley, UT

Average sunshine days in September - Pine Valley, UT
  • Average sunshine days in September: 19.1 days

The month with the most sunshine days is June (24.8 days).
The month with the least sunshine days is July (14.6 days).

Average UV index in September
Pine Valley, UT

Average UV index in September - Pine Valley, UT
  • Average UV index in September: 5

The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in September
Pine Valley, UT

Average cloud cover in September - Pine Valley, UT
  • Average cloud cover in September: 9

The month with the most cloud cover is December (Cloud cover 23).
The month with the least cloud cover is June (Cloud cover 6).

Average visibility in September
Pine Valley, UT

Average visibility in September - Pine Valley, UT
  • Average visibility in September: 6mi

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

Pine Valley, Utah, USA

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