September weather forecast
Snowville, UT

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Weather in September

September, the first month of the autumn in Snowville, is also an agreeable month, with temperature in the range of an average high of 73°F (22.8°C) and an average low of 49.5°F (9.7°C).

Temperature

During Snowville's transition into September, the average high-temperature lessens, moving from a warm 83.7°F (28.7°C) in August to a pleasant 73°F (22.8°C). Snowville, after hot September days, encounters a marked drop to an average nighttime temperature of 49.5°F (9.7°C).

Humidity

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

Rainfall

In Snowville, in September, during 8.6 rainfall days, 1.18" (30mm) of precipitation is typically accumulated. In Snowville, during the entire year, the rain falls for 118.3 days and collects up to 16.42" (417mm) of precipitation.

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 0.35" (9mm) of snow. In Snowville, during the entire year, snow falls for 68.7 days and aggregates up to 48.82" (1240mm) of snow.

Daylight

The average length of the day in September is 12h and 28min.
On the first day of September, sunrise is at 6:57 am and sunset at 8:03 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 7:13 pm MDT.

Sunshine

The average sunshine in September is 9.8h.

UV index

In Snowville, Utah, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for average individuals.
Note: In September, a daily maximum UV index of 4 leads to the following instructions:
Act with care - The suggestion to avoid sunburn is emphasized. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Updated: Aug 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average September temperature in Snowville?

The high-temperature during September is 73°F (22.8°C) and the low-temperature is 49.5°F (9.7°C).

What is the average humidity in September?

In September, the average relative humidity is 42%.

How many days does it rain in September?

In September, the rain falls for 8.6 days. Throughout September, 1.18" (30mm) of precipitation is accumulated.

When does it start snowing?

September is the first month it typically snows. Throughout September, in the average 0.1 snowfall days, it receives 0.35" (9mm) of snow.

What is the average length of the day in September?

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 6:57 am and sunset at 8:03 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 7:13 pm MDT.

How long on average sun shines in September?

In Snowville, the average sunshine duration in September is 9.8h.

What is the UV index reading in September?

In September, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a medium health risk from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
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
Snowville, UT

Average temperature in September - Snowville, UT
  • Average high temperature in September: 73°F

The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is December (28.9°F).

  • Average low temperature in September: 49.5°F

The month with the highest average low temperature is July (56.3°F).
The coldest month (with the lowest average low temperature) is January (15.3°F).

Average pressure in September
Snowville, UT

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

The month with the highest atmospheric pressure is January (30.3"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

Average wind speed in September
Snowville, UT

Average wind speed in September - Snowville, UT
  • Average wind speed in September: 6mph

The windiest month (with the highest average wind speed) is April (6.8mph).
The calmest month (with the lowest average wind speed) is January (4.8mph).

Average humidity in September
Snowville, UT

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

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (35%).

Average rainfall in September
Snowville, UT

Average rainfall in September - Snowville, UT
  • Average rainfall in September: 1.18"

The wettest month (with the highest rainfall) is February (2.05").
The driest month (with the least rainfall) is July (0.55").

Average rainfall days in September
Snowville, UT

Average rainfall days in September - Snowville, UT
  • Average rainfall days in September: 8.6 days

The month with the highest number of rainy days is May (15.9 days).
The month with the least rainy days is January (6.6 days).

Average snowfall in September
Snowville, UT

Average snowfall in September - Snowville, UT
  • Average snowfall in September: 0.35"

The month with the highest snowfall is January (13.78").
The months with the least snowfall are June, July and August (0").

Average snowfall days in September
Snowville, UT

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

The month with the highest number of snowfall days is January (15.8 days).
The months with the least snowfall days are June, July and August (0 days).

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

Average daylight in September / Average sunshine in September - Snowville, 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: 9h and 5min

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 42min).

Average sunshine days in September
Snowville, UT

Average sunshine days in September - Snowville, UT
  • Average sunshine days in September: 18.6 days

The month with the most sunshine days is October (19.4 days).
The month with the least sunshine days is February (9.9 days).

Average UV index in September
Snowville, UT

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

The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is January (UV index 1).

Average cloud cover in September
Snowville, UT

Average cloud cover in September - Snowville, UT
  • Average cloud cover in September: 15

The month with the most cloud cover is February (Cloud cover 52).
The months with the least cloud cover are July and August (Cloud cover 11).

Average visibility in September
Snowville, UT

Average visibility in September - Snowville, 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).

Snowville, Utah, USA

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