September weather forecast
Cheyenne Wells, CO

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Weather in September

September, the first month of the autumn in Cheyenne Wells, is still a warm month, with an average temperature fluctuating between 58.3°F (14.6°C) and 80.1°F (26.7°C).

Temperature

In September, the average high-temperature marginally decreases from a tropical 87.1°F (30.6°C) in August to a moderately hot 80.1°F (26.7°C). September nights see a notable contrast from daytime highs, with the nighttime temperature averaging at a moderate 58.3°F (14.6°C).

Humidity

In Cheyenne Wells, the average relative humidity in September is 49%.

Rainfall

In Cheyenne Wells, Colorado, in September, during 10.5 rainfall days, 1.1" (28mm) of precipitation is typically accumulated. Throughout the year, in Cheyenne Wells, Colorado, there are 108.3 rainfall days, and 13.39" (340mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Cheyenne Wells.

Daylight

In September, the average length of the day is 12h and 26min.
On the first day of the month, sunrise is at 6:19 am and sunset at 7:19 pm. On the last day of September, in Cheyenne Wells, sunrise is at 6:45 am and sunset at 6:33 pm MDT.

Sunshine

In September, the average sunshine in Cheyenne Wells is 10.1h.

UV index

In September, the average daily maximum UV index in Cheyenne Wells, Colorado, is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the average person.
Note: A maximum UV index of 5 in September translates into the following recommendations:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
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Frequently asked questions

What is the usual temperature for Cheyenne Wells in September?

In Cheyenne Wells, 80.1°F (26.7°C) is the average high-temperature and 58.3°F (14.6°C) is the average low-temperature during September. In August, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which represents the influence of relative humidity on air temperature, is computed to be 89.6°F (32°C).

What is the average humidity in September in Cheyenne Wells?

In September, the average relative humidity is 49%.

How much does it rain in Cheyenne Wells in September?

In Cheyenne Wells, in September, it is raining for 10.5 days, with typically 1.1" (28mm) of accumulated precipitation.

When it does not snow in Cheyenne Wells?

June through September are months without snowfall in Cheyenne Wells.

Does it snow in Cheyenne Wells in September?

In Cheyenne Wells, Colorado, in September, it doesn't snow. In October, it regularly snows.

What is the average length of the day in September in Cheyenne Wells?

In September, the average day length in Cheyenne Wells is 12h and 26min.

When are sunrise and sunset in September in Cheyenne Wells?

In September, on the first day of the month, sunrise is at 6:19 am and sunset at 7:19 pm. On the last day of the month, sunrise is at 6:45 am and sunset at 6:33 pm MDT.

How many hours of sunshine does Cheyenne Wells have in September?

In Cheyenne Wells, the average sunshine duration in September is 10.1h.

How high is the UV index in September in Cheyenne Wells?

The average daily maximum UV index in September in Cheyenne Wells is 5. A UV Index reading of 3 to 5 represents a medium hazard to health 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
Cheyenne Wells, CO

Average temperature in September - Cheyenne Wells, CO
  • Average high temperature in September: 80.1°F

The warmest month (with the highest average high temperature) is July (90°F).
The month with the lowest average high temperature is December (41.2°F).

  • Average low temperature in September: 58.3°F

The month with the highest average low temperature is July (67.8°F).
The coldest month (with the lowest average low temperature) is December (24.1°F).

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Average pressure in September
Cheyenne Wells, CO

Average pressure in September - Cheyenne Wells, CO
  • Average pressure in September: 29.92"Hg

The months with the highest atmospheric pressure are January and December (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.8"Hg).

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Average wind speed in September
Cheyenne Wells, CO

Average wind speed in September - Cheyenne Wells, CO
  • Average wind speed in September: 11.2mph

The windiest month (with the highest average wind speed) is April (13mph).
The calmest month (with the lowest average wind speed) is August (10.3mph).

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Average humidity in September
Cheyenne Wells, CO

Average humidity in September - Cheyenne Wells, CO
  • Average humidity in September: 49%

The months with the highest relative humidity are January, February and December (61%).
The months with the lowest relative humidity are June and July (48%).

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Average rainfall in September
Cheyenne Wells, CO

Average rainfall in September - Cheyenne Wells, CO
  • Average rainfall in September: 1.1"

The wettest months (with the highest rainfall) are May and July (1.93").
The driest month (with the least rainfall) is January (0.39").

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Average rainfall days in September
Cheyenne Wells, CO

Average rainfall days in September - Cheyenne Wells, CO
  • Average rainfall days in September: 10.5 days

The month with the highest number of rainy days is July (15 days).
The months with the least rainy days are February and December (3.8 days).

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Average snowfall in September
Cheyenne Wells, CO

Average snowfall in September - Cheyenne Wells, CO
  • Average snowfall in September: 0"

The month with the highest snowfall is February (2.28").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Cheyenne Wells, CO

Average snowfall days in September - Cheyenne Wells, CO
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (7.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
Cheyenne Wells, CO

Average daylight in September / Average sunshine in September - Cheyenne Wells, CO
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in September: 10h and 1min

The month with the most sunshine is August (Average sunshine: 11h and 42min).
The month with the least sunshine is February (Average sunshine: 6h and 24min).

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Average sunshine days in September
Cheyenne Wells, CO

Average sunshine days in September - Cheyenne Wells, CO
  • Average sunshine days in September: 16.1 days

The month with the most sunshine days is November (22.8 days).
The month with the least sunshine days is July (11.9 days).

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Average UV index in September
Cheyenne Wells, CO

Average UV index in September - Cheyenne Wells, CO
  • Average UV index in September: 5

The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in September
Cheyenne Wells, CO

Average cloud cover in September - Cheyenne Wells, CO
  • Average cloud cover in September: 17

The month with the most cloud cover is February (Cloud cover 30).
The month with the least cloud cover is September (Cloud cover 17).

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Average visibility in September
Cheyenne Wells, CO

Average visibility in September - Cheyenne Wells, CO
  • 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).

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Cheyenne Wells, Colorado, USA

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