September weather forecast
Conejos, CO

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Weather in September

The first month of the autumn, September, is also an agreeable month in Conejos, Colorado, with an average temperature varying between 72.3°F (22.4°C) and 45.5°F (7.5°C).

Temperature

Conejos's progression into September involves a minor drop in the average high-temperature, slightly receding from a warm 78.6°F (25.9°C) in August to a pleasant 72.3°F (22.4°C). Conejos registers a marked temperature plunge to a chilly 45.5°F (7.5°C) during the cool September nights.

Humidity

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

Rainfall

In Conejos, Colorado, in September, during 6.9 rainfall days, 0.51" (13mm) of precipitation is typically accumulated. In Conejos, during the entire year, the rain falls for 79.9 days and collects up to 7.13" (181mm) of precipitation.

Snowfall

Months with snowfall are January through May, September through December. September is the first month it typically snows. Throughout September, in the average 0.2 snowfall days, it receives 0.04" (1mm) of snow. Throughout the year, in Conejos, there are 44.9 snowfall days, and 22.6" (574mm) of snow is accumulated.

Daylight

In Conejos, Colorado, the average length of the day in September is 12h and 24min.
On the first day of September in Conejos, sunrise is at 6:35 am and sunset at 7:32 pm. On the last day of the month, sunrise is at 6:59 am and sunset at 6:48 pm MDT.

Sunshine

In Conejos, the average sunshine in September is 11.3h.

UV index

In Conejos, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the average person.
Note: The average daily UV index of 4 in September transforms into the following instructions:
Prioritize safety - Recommendations to avert sunburn are shared. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
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Frequently asked questions

What are the temperatures in Conejos in September?

An average high-temperature, in September, in Conejos, is 72.3°F (22.4°C) and the average low-temperature is 45.5°F (7.5°C). In July, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is calculated to be 82.4°F (28°C).

What is the average humidity in September in Conejos?

The average relative humidity in September in Conejos, Colorado, is 49%.

How much does it rain in Conejos in September?

In Conejos, Colorado, during September, the rain falls for 6.9 days and regularly aggregates up to 0.51" (13mm) of precipitation.

When does it start snowing in Conejos?

September is the first month it typically snows in Conejos. Throughout September, in the average 0.2 snowfall days, it receives 0.04" (1mm) of snow.

How many hours of daylight does Conejos have in September?

In Conejos, the average day length in September is 12h and 24min.

When is the sunrise / sunset in September in Conejos?

In September, on the first day of the month, sunrise is at 6:35 am and sunset at 7:32 pm. On the last day of the month, in Conejos, Colorado, sunrise is at 6:59 am and sunset at 6:48 pm MDT.

How long on average sun shines in September in Conejos?

In September, the average sunshine duration in Conejos is 11.3h.

How high is the UV index in September in Conejos?

In Conejos, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium health risk from exposure to the Sun's UV radiation.
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
Conejos, CO

Average temperature in September - Conejos, CO
  • Average high temperature in September: 72.3°F

The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (31.3°F).

  • Average low temperature in September: 45.5°F

The month with the highest average low temperature is July (50.5°F).
The coldest month (with the lowest average low temperature) is January (12°F).

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Average pressure in September
Conejos, CO

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

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is April (29.91"Hg).

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Average wind speed in September
Conejos, CO

Average wind speed in September - Conejos, CO
  • Average wind speed in September: 4.9mph

The windiest month (with the highest average wind speed) is April (7mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

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Average humidity in September
Conejos, CO

Average humidity in September - Conejos, CO
  • Average humidity in September: 49%

The month with the highest relative humidity is January (80%).
The month with the lowest relative humidity is June (37%).

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Average rainfall in September
Conejos, CO

Average rainfall in September - Conejos, CO
  • Average rainfall in September: 0.51"

The wettest month (with the highest rainfall) is May (1.02").
The driest months (with the least rainfall) are November and December (0.39").

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Average rainfall days in September
Conejos, CO

Average rainfall days in September - Conejos, CO
  • Average rainfall days in September: 6.9 days

The month with the highest number of rainy days is July (10.1 days).
The month with the least rainy days is November (3 days).

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Average snowfall in September
Conejos, CO

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

The month with the highest snowfall is March (3.98").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in September
Conejos, CO

Average snowfall days in September - Conejos, CO
  • Average snowfall days in September: 0.2 days

The month with the highest number of snowfall days is February (9.3 days).
The 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
Conejos, CO

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

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in September: 11h and 2min

The month with the most sunshine is June (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 6h and 48min).

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Average sunshine days in September
Conejos, CO

Average sunshine days in September - Conejos, CO
  • Average sunshine days in September: 18.4 days

The month with the most sunshine days is November (23.5 days).
The month with the least sunshine days is April (16.9 days).

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Average UV index in September
Conejos, CO

Average UV index in September - Conejos, CO
  • Average UV index in September: 4

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, October, November and December (UV index 2).

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Average cloud cover in September
Conejos, CO

Average cloud cover in September - Conejos, CO
  • Average cloud cover in September: 12

The month with the most cloud cover is January (Cloud cover 25).
The months with the least cloud cover are June, September, October and November (Cloud cover 12).

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Average visibility in September
Conejos, CO

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

The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).

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Conejos, Colorado, USA

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