September weather forecast
Auburn, WY

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Weather in September

September, the first month of the autumn in Auburn, is also an enjoyable month, with temperature in the range of an average low of 39.7°F (4.3°C) and an average high of 65.7°F (18.7°C).

Temperature

Auburn's weather changes with the onset of September, slightly falling from a moderately hot 74.8°F (23.8°C) in August to a comfortable 65.7°F (18.7°C). Auburn logs a considerable temperature decrease from the daytime highs during the nights in September, with an average reading of 39.7°F (4.3°C).

Humidity

In September, the average relative humidity is 52%.

Rainfall

In Auburn, Wyoming, in September, it is raining for 9.4 days, with typically 1.3" (33mm) of accumulated precipitation. In Auburn, during the entire year, the rain falls for 109.5 days and collects up to 21.61" (549mm) of precipitation.

Snowfall

Months with snowfall are January through June, September through December. September is the first month it typically snows in Auburn. Throughout September, in the average 1 snowfall days, it receives 1.3" (33mm) of snow. Throughout the year, in Auburn, there are 126.9 snowfall days, and 106.65" (2709mm) of snow is accumulated.

Daylight

In Auburn, the average length of the day in September is 12h and 29min.
On the first day of September, sunrise is at 6:49 am and sunset at 7:57 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 7:06 pm MDT.

Sunshine

The average sunshine in September is 10.1h.

UV index

The average daily maximum UV index in September in Auburn is 3. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: In September, the maximum UV index of 3 transforms into these recommendations:
Guard yourself - Avoiding sunburn is suggested. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in September in Auburn?

In Auburn, in September, the average high-temperature is 65.7°F (18.7°C), and the average low-temperature is 39.7°F (4.3°C).

What is the average humidity in September in Auburn?

The average relative humidity in September is 52%.

How much does it rain in Auburn in September?

In Auburn, Wyoming, in September, during 9.4 rainfall days, 1.3" (33mm) of precipitation is typically accumulated.

When does it start snowing in Auburn?

September is the first month it typically snows in Auburn. Throughout September, in the average 1 snowfall days, it receives 1.3" (33mm) of snow.

How many hours of daylight does Auburn have in September?

In Auburn, the average day length in September is 12h and 29min.

What time are sunrise and sunset in September in Auburn?

In September, on the first day of the month, sunrise is at 6:49 am and sunset at 7:57 pm. On the last day of the month, in Auburn, Wyoming, sunrise is at 7:21 am and sunset at 7:06 pm MDT.

How many hours of sunshine does Auburn have in September?

The average sunshine duration in September in Auburn is 10.1h.

What is the UV index reading in September in Auburn?

In Auburn, the average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a medium hazard to health from exposure to the Sun's UV radiation.
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
Auburn, WY

Average temperature in September - Auburn, WY
  • Average high temperature in September: 65.7°F

The warmest month (with the highest average high temperature) is July (75.9°F).
The month with the lowest average high temperature is December (24.1°F).

  • Average low temperature in September: 39.7°F

The month with the highest average low temperature is July (45.7°F).
The coldest month (with the lowest average low temperature) is January (5.4°F).

Average pressure in September
Auburn, WY

Average pressure in September - Auburn, WY
  • Average pressure in September: 29.98"Hg

The month with the highest atmospheric pressure is January (30.29"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in September
Auburn, WY

Average wind speed in September - Auburn, WY
  • Average wind speed in September: 5.2mph

The windiest month (with the highest average wind speed) is June (5.7mph).
The calmest months (with the lowest average wind speed) are January and December (4.2mph).

Average humidity in September
Auburn, WY

Average humidity in September - Auburn, WY
  • Average humidity in September: 52%

The month with the highest relative humidity is February (93%).
The month with the lowest relative humidity is August (45%).

Average rainfall in September
Auburn, WY

Average rainfall in September - Auburn, WY
  • Average rainfall in September: 1.3"

The wettest month (with the highest rainfall) is February (2.72").
The driest months (with the least rainfall) are July and August (0.63").

Average rainfall days in September
Auburn, WY

Average rainfall days in September - Auburn, WY
  • Average rainfall days in September: 9.4 days

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is January (4.7 days).

Average snowfall in September
Auburn, WY

Average snowfall in September - Auburn, WY
  • Average snowfall in September: 1.3"

The month with the highest snowfall is February (19.96").
The months with the least snowfall are July and August (0").

Average snowfall days in September
Auburn, WY

Average snowfall days in September - Auburn, WY
  • Average snowfall days in September: 1 days

The month with the highest number of snowfall days is December (21.7 days).
The months with the least snowfall days are July and August (0 days).

Average daylight in September /
Average sunshine in September
Auburn, WY

Average daylight in September / Average sunshine in September - Auburn, WY
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in September: 10h and 1min

The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).

Average sunshine days in September
Auburn, WY

Average sunshine days in September - Auburn, WY
  • Average sunshine days in September: 17.5 days

The month with the most sunshine days is July (18.8 days).
The month with the least sunshine days is April (7 days).

Average UV index in September
Auburn, WY

Average UV index in September - Auburn, WY
  • Average UV index in September: 3

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 1).

Average cloud cover in September
Auburn, WY

Average cloud cover in September - Auburn, WY
  • Average cloud cover in September: 16

The month with the most cloud cover is February (Cloud cover 63).
The months with the least cloud cover are July and August (Cloud cover 12).

Average visibility in September
Auburn, WY

Average visibility in September - Auburn, WY
  • Average visibility in September: 6mi

The months with the highest visibility are May, June, July, August, September and October (6mi).
The months with the lowest visibility are January and February (3mi).

Auburn, Wyoming, USA

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