September weather forecast
Pine Bluffs, WY

Share

Weather in September

September brings with it the start of the cooler seasons. The average monthly high temperature of 76.8°F (24.9°C) signals the slow transition from summer to autumn. Daylight hours begin to decrease as days get shorter and the nights longer. Despite having less sunshine, September remains a popular time for various outdoor activities, thanks to the bearable temperatures. Changes in foliage colour, from vibrant greens to autumnal shades, are also a key indicator of the season's change.

Temperature

September's arrival signals a moderate reduction in the average high-temperature, easing from a warm 84.4°F (29.1°C) in August to a still moderately hot 76.8°F (24.9°C). Throughout the month of September, Pine Bluffs witnesses an average temperature of 55.2°F (12.9°C).

Humidity

August and September, with an average relative humidity of 46%, are the least humid months.

Rainfall

In Pine Bluffs, in September, it is raining for 7.6 days, with typically 0.91" (23mm) of accumulated precipitation. In Pine Bluffs, during the entire year, the rain falls for 96.6 days and collects up to 13.15" (334mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In Pine Bluffs, the average length of the day in September is 12h and 27min.
On the first day of September, sunrise is at 6:23 am and sunset at 7:28 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 6:39 pm MDT.

Sunshine

In September, the average sunshine is 10.5h.

UV index

In Pine Bluffs, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: A maximum daily UV index of 4 during September morphs into the following directions:
Undertake protective steps - Recommendations to avoid sunburn are issued. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.

Frequently asked questions

What is the usual temperature for Pine Bluffs in September?

The high-temperature, in September, in Pine Bluffs, records 76.8°F (24.9°C), while the low-temperature is 55.2°F (12.9°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines relative humidity and air temperature, in August is evaluated at 84.2°F (29°C).

What is the least humid month in Pine Bluffs?

The months with the lowest humidity are August and September, with an average relative humidity of 46%.

What is the average humidity in September?

The average relative humidity in September is 46%.

How many days does it rain in September in Pine Bluffs?

In Pine Bluffs, during September, the rain falls for 7.6 days and regularly aggregates up to 0.91" (23mm) of precipitation.

When it does not snow?

In Pine Bluffs, snow does not fall in June through September.

Does it snow in September?

In Pine Bluffs, Wyoming, in September, it doesn't snow. In October, it regularly snows.

How many hours of daylight does Pine Bluffs have in September?

The average day length in September is 12h and 27min.

When is the sunrise / sunset in September?

On the first day of September, sunrise is at 6:23 am and sunset at 7:28 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 6:39 pm MDT.

How long on average sun shines in September?

In September, the average sunshine duration is 10.5h.

How high is the UV index in September?

In September, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a medium health risk 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 Bluffs, WY

Average temperature in September - Pine Bluffs, WY
  • Average high temperature in September: 76.8°F

The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is December (36.3°F).

  • Average low temperature in September: 55.2°F

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is December (22.1°F).

Average pressure in September
Pine Bluffs, WY

Average pressure in September - Pine Bluffs, WY
  • Average pressure in September: 29.94"Hg

The months with the highest atmospheric pressure are January and December (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

Average wind speed in September
Pine Bluffs, WY

Average wind speed in September - Pine Bluffs, WY
  • Average wind speed in September: 10.2mph

The windiest month (with the highest average wind speed) is April (12.5mph).
The calmest month (with the lowest average wind speed) is August (9.6mph).

Average humidity in September
Pine Bluffs, WY

Average humidity in September - Pine Bluffs, WY
  • Average humidity in September: 46%

The months with the highest relative humidity are January and February (66%).
The months with the lowest relative humidity are August and September (46%).

Average rainfall in September
Pine Bluffs, WY

Average rainfall in September - Pine Bluffs, WY
  • Average rainfall in September: 0.91"

The wettest month (with the highest rainfall) is May (2.4").
The driest month (with the least rainfall) is January (0.39").

Average rainfall days in September
Pine Bluffs, WY

Average rainfall days in September - Pine Bluffs, WY
  • Average rainfall days in September: 7.6 days

The month with the highest number of rainy days is July (14 days).
The month with the least rainy days is November (2.5 days).

Average snowfall in September
Pine Bluffs, WY

Average snowfall in September - Pine Bluffs, WY
  • Average snowfall in September: 0"

The month with the highest snowfall is February (3.58").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Pine Bluffs, WY

Average snowfall days in September - Pine Bluffs, WY
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (9 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Pine Bluffs, WY

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

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

  • Average sunshine in September: 10h and 3min

The month with the most sunshine is August (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 6h and 24min).

Average sunshine days in September
Pine Bluffs, WY

Average sunshine days in September - Pine Bluffs, WY
  • Average sunshine days in September: 19.2 days

The month with the most sunshine days is November (23.1 days).
The month with the least sunshine days is July (12.6 days).

Average UV index in September
Pine Bluffs, WY

Average UV index in September - Pine Bluffs, WY
  • Average UV index in September: 4

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in September
Pine Bluffs, WY

Average cloud cover in September - Pine Bluffs, WY
  • Average cloud cover in September: 19

The month with the most cloud cover is February (Cloud cover 33).
The month with the least cloud cover is August (Cloud cover 17).

Average visibility in September
Pine Bluffs, WY

Average visibility in September - Pine Bluffs, 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).

Pine Bluffs, Wyoming, USA

Weather forecast for your location

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