September weather forecast
Burns, CO

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Weather in September

September, the first month of the autumn in Burns, is still a comfortable month, with temperature in the range of an average low of 37°F (2.8°C) and an average high of 66.2°F (19°C).

Temperature

In September, the average high-temperature marginally drops from a moderately hot 73.6°F (23.1°C) in August to a comfortable 66.2°F (19°C). Burns records a marked daily temperature contrast, with an average low-temperature of 37°F (2.8°C) during the nights of September.

Humidity

The average relative humidity in September is 54%.

Rainfall

September is the month with the least rainfall. Rain falls for 9.5 days and accumulates 0.67" (17mm) of precipitation.

Snowfall

Months with snowfall in Burns are January through June, September through December. September is the first month it typically snows. Throughout September, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow. Throughout the year, in Burns, there are 103.1 snowfall days, and 76.73" (1949mm) of snow is accumulated.

Daylight

In Burns, Colorado, the average length of the day in September is 12h and 26min.
On the first day of the month, sunrise is at 6:36 am and sunset at 7:38 pm. On the last day of September, in Burns, sunrise is at 7:03 am and sunset at 6:50 pm MDT.

Sunshine

The average sunshine in September is 11.2h.

UV index

In September, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: A maximum daily UV index of 3 during September morphs into the following directions:
Guard yourself - An obligation to protect skin and eyes from harm exists. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
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Frequently asked questions

What is the usual temperature for Burns in September?

The average high-temperature, in September, in Burns, is 66.2°F (19°C), while the average low-temperature is 37°F (2.8°C).

What is the average humidity in September in Burns?

In Burns, Colorado, the average relative humidity in September is 54%.

What is the driest month in Burns?

September is the month with the least rainfall in Burns. Rain falls for 9.5 days and accumulates 0.67" (17mm) of precipitation.

How many days does it rain in September in Burns?

In September, in Burns, Colorado, the rain falls for 9.5 days. Throughout September, 0.67" (17mm) of precipitation is accumulated.

When does it start to snow in Burns?

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

How many hours of daylight does Burns have in September?

The average day length in September in Burns is 12h and 26min.

When is the sunrise / sunset in September in Burns?

On the first day of September, sunrise is at 6:36 am and sunset at 7:38 pm. On the last day of the month, sunrise is at 7:03 am and sunset at 6:50 pm MDT.

How long on average sun shines in September in Burns?

The average sunshine duration in September in Burns, Colorado, is 11.2h.

What is the UV index reading in September in Burns?

The average daily maximum UV index in September in Burns is 3. A UV Index of 3 to 5 symbolizes a medium health risk from exposure to Sun's UV rays.
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
Burns, CO

Average temperature in September - Burns, CO
  • Average high temperature in September: 66.2°F

The warmest month (with the highest average high temperature) is July (75.2°F).
The month with the lowest average high temperature is January (26.6°F).

  • Average low temperature in September: 37°F

The month with the highest average low temperature is July (43.3°F).
The coldest month (with the lowest average low temperature) is January (4.3°F).

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Average pressure in September
Burns, CO

Average pressure in September - Burns, CO
  • Average pressure in September: 30.05"Hg

The month with the highest atmospheric pressure is January (30.24"Hg).
The months with the lowest atmospheric pressure are April and May (29.94"Hg).

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Average wind speed in September
Burns, CO

Average wind speed in September - Burns, CO
  • Average wind speed in September: 4.8mph

The windiest month (with the highest average wind speed) is June (5.8mph).
The calmest month (with the lowest average wind speed) is January (4.3mph).

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Average humidity in September
Burns, CO

Average humidity in September - Burns, CO
  • Average humidity in September: 54%

The month with the highest relative humidity is February (89%).
The month with the lowest relative humidity is June (49%).

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Average rainfall in September
Burns, CO

Average rainfall in September - Burns, CO
  • Average rainfall in September: 0.67"

The wettest month (with the highest rainfall) is April (2.4").
The driest month (with the least rainfall) is September (0.67").

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Average rainfall days in September
Burns, CO

Average rainfall days in September - Burns, CO
  • Average rainfall days in September: 9.5 days

The month with the highest number of rainy days is May (18.5 days).
The month with the least rainy days is November (6.3 days).

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Average snowfall in September
Burns, CO

Average snowfall in September - Burns, CO
  • Average snowfall in September: 0.04"

The month with the highest snowfall is February (14.13").
The months with the least snowfall are July and August (0").

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Average snowfall days in September
Burns, CO

Average snowfall days in September - Burns, CO
  • Average snowfall days in September: 0.1 days

The month with the highest number of snowfall days is February (19.4 days).
The months with the least snowfall days are July and August (0 days).

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Average daylight in September /
Average sunshine in September
Burns, CO

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

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in September: 11h and 1min

The month with the most sunshine is June (Average sunshine: 11h and 54min).
The month with the least sunshine is February (Average sunshine: 5h and 48min).

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Average sunshine days in September
Burns, CO

Average sunshine days in September - Burns, CO
  • Average sunshine days in September: 17.6 days

The months with the most sunshine days are September and November (17.6 days).
The month with the least sunshine days is April (5.9 days).

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Average UV index in September
Burns, CO

Average UV index in September - Burns, CO
  • 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 February and December (UV index 1).

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Average cloud cover in September
Burns, CO

Average cloud cover in September - Burns, CO
  • Average cloud cover in September: 14

The month with the most cloud cover is February (Cloud cover 43).
The months with the least cloud cover are June and September (Cloud cover 14).

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Average visibility in September
Burns, CO

Average visibility in September - Burns, CO
  • Average visibility in September: 6mi

The months with the highest visibility are May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (4mi).

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Burns, Colorado, USA

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