September weather forecast and climate
Last Chance, CO

Weather in September

September, the first month of the autumn, in Last Chance, is still a warm month, with average temperature ranging between max 76.8°F (24.9°C) and min 55.8°F (13.2°C).

Temperature

In September, the average high-temperature marginally drops, from a warm 84°F (28.9°C) in August, to a still moderately hot 76.8°F (24.9°C). In September, in Last Chance, the average low-temperature is 55.8°F (13.2°C).

Humidity

June and September, with an average relative humidity of 46%, are the least humid months in Last Chance.

Rainfall

In Last Chance, during 8.2 rainfall days, 0.55" (14mm) of precipitation is typically accumulated. Throughout the year, there are 83.6 rainfall days, and 9.41" (239mm) of precipitation is accumulated.

Snowfall

January through May, September through December are months with snowfall. September is the first month it typically snows in Last Chance, Colorado. Throughout September, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow. In Last Chance, during the entire year, snow falls for 26.7 days, and aggregates up to 9.02" (229mm) of snow.

Daylight

The average length of the day is 12.4h.

Sunshine

In Last Chance, the average sunshine in September is 10.6h.

UV index

In Last Chance, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to the UV radiation for the ordinary person.
Note: The average daily UV index of 5 transform into the following instructions:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What are the least humid months in Last Chance?

Months with the lowest humidity in Last Chance, Colorado, are June and September, with an average relative humidity of 46%.

What is the average humidity in September in Last Chance?

In September, the average relative humidity is 46%.

How much does it rain in Last Chance in September?

In Last Chance, Colorado, in September, it is raining for 8.2 days, with typically 0.55" (14mm) of accumulated precipitation.

When does it start snowing in Last Chance?

September is the first month it typically snows in Last Chance, Colorado. Throughout September, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow.

How many hours of daylight does Last Chance have in September?

In September, the average length of the day in Last Chance, Colorado, is 12.4h.

How long on average sun shines in September in Last Chance?

The average sunshine in September in Last Chance is 10.6h.

What is the UV index reading in September in Last Chance?

In Last Chance, Colorado, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium hazard to health from unsafe exposure to the Sun's UV rays.

Average temperature in September
Last Chance, CO

Average temperature in September - Last Chance, CO
  • Average high temperature in September: 76.8°F

The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is December (39°F).

  • Average low temperature in September: 55.8°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is December (22.3°F).

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Average pressure in September
Last Chance, CO

Average pressure in September - Last Chance, CO
  • Average pressure in September: 29.95"

Months with the highest atmospheric pressure are January and December (30.09").
The month with the lowest atmospheric pressure is June (29.84").

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Average wind speed in September
Last Chance, CO

Average wind speed in September - Last Chance, CO
  • Average wind speed in September: 9.7mph

The windiest month (with the highest average wind speed) is April (12.2mph).
The calmest month (with the lowest average wind speed) is August (9.3mph).

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Average humidity in September
Last Chance, CO

Average humidity in September - Last Chance, CO
  • Average humidity in September: 46%

The month with the highest relative humidity is February (63%).
Months with the lowest relative humidity are June and September (46%).

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Average rainfall in September
Last Chance, CO

Average rainfall in September - Last Chance, CO
  • Average rainfall in September: 0.55"

The wettest month (with the highest rainfall) is May (1.77").
The driest month (with the least rainfall) is December (0.2").

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Average rainfall days in September
Last Chance, CO

Average rainfall days in September - Last Chance, CO
  • Average rainfall days in September: 8.2 days

The month with the highest number of rainy days is July (14.3 days).
The month with the least rainy days is November (1.7 days).

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Average snowfall in September
Last Chance, CO

Average snowfall in September - Last Chance, CO
  • Average snowfall in September: 0.04"

The month with the highest snowfall is February (1.93").
Months with the least snowfall are June, July and August (0").

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Average snowfall days in September
Last Chance, CO

Average snowfall days in September - Last Chance, CO
  • Average snowfall days in September: 0.1 days

The month with the highest number of snowfall days is February (6.1 days).
Months with the least snowfall days are June, July and August (0 days).

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Average daylight in September /
Average sunshine in September
Last Chance, CO

Average daylight in September / Average sunshine in September - Last Chance, CO
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 15h).
The month with the shortest days is December (Average daylight: 9.4h).

  • Average sunshine in September: 10.6h

Months with the most sunshine are June, July and August (Average sunshine: 11.8h).
The month with the least sunshine is February (Average sunshine: 6.6h).

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Average sunshine days in September
Last Chance, CO

Average sunshine days in September - Last Chance, CO
  • Average sunshine days in September: 18.4 days

The month with the most sunshine days is December (24.9 days).
The month with the least sunshine days is July (13.4 days).

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Average UV index in September
Last Chance, CO

Average UV index in September - Last Chance, CO
  • Average UV index in September: 5

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

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Average cloud cover in September
Last Chance, CO

Average cloud cover in September - Last Chance, CO
  • Average cloud cover in September: 16

Months with the most cloud cover are February and April (Cloud cover 27).
Months with the least cloud cover are June and September (Cloud cover 16).

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Average visibility in September
Last Chance, CO

Average visibility in September - Last Chance, CO
  • Average visibility in September: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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