September weather forecast
Wolf, WY

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Weather in September

September, the first month of the autumn in Wolf, is still a pleasant month, with an average temperature varying between 48.7°F (9.3°C) and 68.7°F (20.4°C).

Temperature

September heralds a minor drop in average high-temperature, sliding from August's moderately hot 77.4°F (25.2°C) to a pleasant 68.7°F (20.4°C). Throughout September, the temperature in Wolf falls to an average low of 48.7°F (9.3°C).

Humidity

In September, the average relative humidity in Wolf is 48%.

Rainfall

In September, the rain falls for 12.5 days. Throughout September, 1.42" (36mm) of precipitation is accumulated. Throughout the year, in Wolf, there are 165.2 rainfall days, and 21.22" (539mm) 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 0.3 snowfall days, it receives 0.35" (9mm) of snow. In Wolf, during the entire year, snow falls for 78.9 days and aggregates up to 46.3" (1176mm) of snow.

Daylight

In Wolf, the average length of the day in September is 12h and 30min.
On the first day of the month, sunrise is at 6:32 am and sunset at 7:45 pm. On the last day of September, sunrise is at 7:06 am and sunset at 6:50 pm MDT.

Sunshine

In Wolf, the average sunshine in September is 10.8h.

UV index

In Wolf, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: The UV index of 4 during September translates into the following guidance:
Put precautions into practice - Protective measures against sun-induced damage are advised. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Wolf in September?

September temperatures in Wolf vary between a high-temperature of 68.7°F (20.4°C) and a low-temperature of 48.7°F (9.3°C).

What is the average humidity in September in Wolf?

In September, the average relative humidity in Wolf is 48%.

How much does it rain in Wolf in September?

In Wolf, Wyoming, in September, during 12.5 rainfall days, 1.42" (36mm) of precipitation is typically accumulated.

When does it start snowing in Wolf?

September is the first month it typically snows. Throughout September, in the average 0.3 snowfall days, it receives 0.35" (9mm) of snow.

How many hours of daylight does Wolf have in September?

In September, the average day length is 12h and 30min.

What time are sunrise and sunset in September in Wolf?

In September, on the first day of the month, sunrise is at 6:32 am and sunset at 7:45 pm. On the last day of the month, in Wolf, Wyoming, sunrise is at 7:06 am and sunset at 6:50 pm MDT.

How many hours of sunshine does Wolf have in September?

In September, the average sunshine duration in Wolf, Wyoming, is 10.8h.

What is the UV index intensity in September in Wolf?

The average daily maximum UV index in September in Wolf is 4. A UV Index estimate of 3 to 5 represents a medium health risk 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
Wolf, WY

Average temperature in September - Wolf, WY
  • Average high temperature in September: 68.7°F

The warmest month (with the highest average high temperature) is July (78.8°F).
The month with the lowest average high temperature is February (29.1°F).

  • Average low temperature in September: 48.7°F

The month with the highest average low temperature is July (57°F).
The coldest month (with the lowest average low temperature) is February (14.4°F).

Average pressure in September
Wolf, WY

Average pressure in September - Wolf, WY
  • Average pressure in September: 29.93"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

Average wind speed in September
Wolf, WY

Average wind speed in September - Wolf, WY
  • Average wind speed in September: 6.3mph

The windiest month (with the highest average wind speed) is April (7.6mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).

Average humidity in September
Wolf, WY

Average humidity in September - Wolf, WY
  • Average humidity in September: 48%

The month with the highest relative humidity is February (79%).
The month with the lowest relative humidity is August (46%).

Average rainfall in September
Wolf, WY

Average rainfall in September - Wolf, WY
  • Average rainfall in September: 1.42"

The wettest month (with the highest rainfall) is May (3.43").
The driest month (with the least rainfall) is December (0.75").

Average rainfall days in September
Wolf, WY

Average rainfall days in September - Wolf, WY
  • Average rainfall days in September: 12.5 days

The month with the highest number of rainy days is May (22.3 days).
The month with the least rainy days is November (7.5 days).

Average snowfall in September
Wolf, WY

Average snowfall in September - Wolf, WY
  • Average snowfall in September: 0.35"

The month with the highest snowfall is April (8.7").
The months with the least snowfall are June, July and August (0").

Average snowfall days in September
Wolf, WY

Average snowfall days in September - Wolf, WY
  • Average snowfall days in September: 0.3 days

The month with the highest number of snowfall days is February (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
Wolf, WY

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

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in September: 10h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is February (Average sunshine: 6h and 6min).

Average sunshine days in September
Wolf, WY

Average sunshine days in September - Wolf, WY
  • Average sunshine days in September: 13.6 days

The month with the most sunshine days is November (15.2 days).
The month with the least sunshine days is May (5.8 days).

Average UV index in September
Wolf, WY

Average UV index in September - Wolf, WY
  • 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, February, March, April, October, November and December (UV index 2).

Average cloud cover in September
Wolf, WY

Average cloud cover in September - Wolf, WY
  • Average cloud cover in September: 18

The months with the most cloud cover are February and April (Cloud cover 37).
The month with the least cloud cover is July (Cloud cover 15).

Average visibility in September
Wolf, WY

Average visibility in September - Wolf, WY
  • 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).

Wolf, Wyoming, USA

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