September weather forecast
Seibert, CO

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Weather in September

September, the first month of the autumn in Seibert, is also a moderately hot month, with an average temperature fluctuating between 80.1°F (26.7°C) and 58.3°F (14.6°C).

Temperature

September's arrival subtly correlates with a reduction in the average high-temperature, down from a hot 87.1°F (30.6°C) in August to a moderately hot 80.1°F (26.7°C). With a notable difference from peak temperatures, an average of 58.3°F (14.6°C) marks the nights in September.

Humidity

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

Rainfall

In Seibert, in September, during 10.5 rainfall days, 1.1" (28mm) of precipitation is typically accumulated. In Seibert, during the entire year, the rain falls for 108.3 days and collects up to 13.39" (340mm) of precipitation.

Snowfall

June through September are months without snowfall in Seibert.

Daylight

The average length of the day in September in Seibert, Colorado, is 12h and 26min.
On the first day of the month, sunrise is at 6:20 am and sunset at 7:21 pm. On the last day of September, sunrise is at 6:47 am and sunset at 6:35 pm MDT.

Sunshine

In September, the average sunshine is 10.1h.

UV index

In September, the average daily maximum UV index in Seibert, Colorado, is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: In September, the maximum UV index of 5 transforms into these recommendations:
Put precautions into practice - Protective measures against sun-induced damage are advised. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
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Frequently asked questions

What are the temperatures in Seibert in September?

In Seibert, in September, the average high-temperature is 80.1°F (26.7°C), and the average low-temperature is 58.3°F (14.6°C). In August, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines relative humidity and air temperature, is estimated at 89.6°F (32°C).

What is the average humidity in September in Seibert?

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

How many days does it rain in September in Seibert?

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

When it does not snow in Seibert?

In Seibert, snow does not fall in June through September.

Does it snow in Seibert in September?

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

How many hours of daylight does Seibert have in September?

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

When is the sunrise / sunset in September in Seibert?

In September, on the first day of the month, sunrise is at 6:20 am and sunset at 7:21 pm. On the last day of the month, in Seibert, Colorado, sunrise is at 6:47 am and sunset at 6:35 pm MDT.

How many hours of sunshine does Seibert have in September?

In Seibert, Colorado, the average sunshine duration in September is 10.1h.

What is the UV index intensity in September in Seibert?

In September, the average daily maximum UV index in Seibert, Colorado, is 5. A UV Index of 3 to 5 symbolizes a moderate health threat from 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
Seibert, CO

Average temperature in September - Seibert, 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
Seibert, CO

Average pressure in September - Seibert, 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
Seibert, CO

Average wind speed in September - Seibert, 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
Seibert, CO

Average humidity in September - Seibert, 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
Seibert, CO

Average rainfall in September - Seibert, 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
Seibert, CO

Average rainfall days in September - Seibert, 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
Seibert, CO

Average snowfall in September - Seibert, 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
Seibert, CO

Average snowfall days in September - Seibert, 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
Seibert, CO

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

The month with the longest days is June (Average daylight: 14h and 54min).
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
Seibert, CO

Average sunshine days in September - Seibert, 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
Seibert, CO

Average UV index in September - Seibert, 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
Seibert, CO

Average cloud cover in September - Seibert, 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
Seibert, CO

Average visibility in September - Seibert, 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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Seibert, Colorado, USA

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