September weather forecast
Millville, UT

Share

Weather in September

The first month of the autumn, September, is also an agreeable month in Millville, Utah, with an average temperature ranging between min 47.7°F (8.7°C) and max 71.4°F (21.9°C).

Temperature

The beginning of September involves a decrease in the average high-temperature, transitioning from a warm 81.1°F (27.3°C) in August to a pleasant 71.4°F (21.9°C). With a notable disparity from daily peak temperatures, the average low-temperature settles at a frosty 47.7°F (8.7°C) throughout September.

Humidity

In September, the average relative humidity is 45%.

Rainfall

In Millville, Utah, in September, it is raining for 7.8 days, with typically 0.75" (19mm) of accumulated precipitation. In Millville, during the entire year, the rain falls for 122.8 days and collects up to 16.89" (429mm) of precipitation.

Snowfall

January through May, September through December are months with snowfall. September is the first month it typically snows in Millville. Throughout September, in the average 0.1 snowfall days, it receives 0.31" (8mm) of snow. In Millville, Utah, during the entire year, snow falls for 77.8 days and aggregates up to 58.86" (1495mm) of snow.

Daylight

In Millville, the average length of the day in September is 12h and 28min.
On the first day of September, sunrise is at 6:54 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 7:10 pm MDT.

Sunshine

The average sunshine in September is 10h.

UV index

The average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: A daily high UV index of 3 in September leads to these guidelines:
Take necessary precautions - Suggestions to elude sunburn are provided. It's recommended to limit sun exposure when its radiation is at its peak during midday. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.

Frequently asked questions

What is the usual temperature for Millville in September?

In Millville, 71.4°F (21.9°C) is the average high-temperature and 47.7°F (8.7°C) is the average low-temperature during September.

What is the average humidity in September in Millville?

The average relative humidity in September in Millville is 45%.

How many days does it rain in September?

In Millville, Utah, in September, during 7.8 rainfall days, 0.75" (19mm) of precipitation is typically accumulated.

When does it start to snow in Millville?

September is the first month it typically snows. Throughout September, in the average 0.1 snowfall days, it receives 0.31" (8mm) of snow.

How many hours of daylight does Millville have in September?

In Millville, Utah, the average day length in September is 12h and 28min.

When are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 6:54 am and sunset at 7:59 pm. On the last day of the month, in Millville, sunrise is at 7:23 am and sunset at 7:10 pm MDT.

How many hours of sunshine does Millville have in September?

In Millville, the average sunshine duration in September is 10h.

What is the UV index reading in September?

In September, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a moderate health threat 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
Millville, UT

Average temperature in September - Millville, UT
  • Average high temperature in September: 71.4°F

The warmest month (with the highest average high temperature) is July (83.3°F).
The months with the lowest average high temperature are January and December (28.8°F).

  • Average low temperature in September: 47.7°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°F).

Average pressure in September
Millville, UT

Average pressure in September - Millville, 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 (29.88"Hg).

Average wind speed in September
Millville, UT

Average wind speed in September - Millville, UT
  • Average wind speed in September: 5.4mph

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

Average humidity in September
Millville, UT

Average humidity in September - Millville, 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 (38%).

Average rainfall in September
Millville, UT

Average rainfall in September - Millville, UT
  • Average rainfall in September: 0.75"

The wettest month (with the highest rainfall) is January (2.36").
The driest month (with the least rainfall) is July (0.43").

Average rainfall days in September
Millville, UT

Average rainfall days in September - Millville, UT
  • Average rainfall days in September: 7.8 days

The month with the highest number of rainy days is April (16.1 days).
The month with the least rainy days is August (6 days).

Average snowfall in September
Millville, UT

Average snowfall in September - Millville, UT
  • Average snowfall in September: 0.31"

The month with the highest snowfall is January (16.18").
The months with the least snowfall are June, July and August (0").

Average snowfall days in September
Millville, UT

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

The month with the highest number of snowfall days is January (17.2 days).
The months with the least snowfall days are June, July and August (0 days).

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

Average daylight in September / Average sunshine in September - Millville, 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 month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).

Average sunshine days in September
Millville, UT

Average sunshine days in September - Millville, UT
  • Average sunshine days in September: 20.3 days

The month with the most sunshine days is June (21.6 days).
The month with the least sunshine days is February (7.8 days).

Average UV index in September
Millville, UT

Average UV index in September - Millville, UT
  • Average UV index in September: 3

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

Average cloud cover in September
Millville, UT

Average cloud cover in September - Millville, 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).

Average visibility in September
Millville, UT

Average visibility in September - Millville, 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 and February (4mi).

Millville, Utah, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location