September weather forecast
Laporte, CO

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Weather in September

September, the first month of the autumn in Laporte, is still a warm month, with an average temperature fluctuating between 74.5°F (23.6°C) and 49.3°F (9.6°C).

Temperature

The start of September comes with a small reduction in the average high-temperature, subtly receding from 81.5°F (27.5°C) in August to a still moderately hot 74.5°F (23.6°C). Laporte in September observes a substantial swing from the daily highs, with average nighttime temperatures of 49.3°F (9.6°C).

Humidity

The months with the lowest humidity are June, August and September, with an average relative humidity of 45%.

Rainfall

In Laporte, in September, during 6.3 rainfall days, 0.55" (14mm) of precipitation is typically accumulated. Throughout the year, there are 73.4 rainfall days, and 7.64" (194mm) of precipitation is accumulated.

Snowfall

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

Daylight

The average length of the day in September in Laporte is 12h and 27min.
On the first day of the month, sunrise is at 6:28 am and sunset at 7:32 pm. On the last day of September, in Laporte, sunrise is at 6:56 am and sunset at 6:43 pm MDT.

Sunshine

In Laporte, the average sunshine in September is 11h.

UV index

In September, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: A maximum UV index of 4 in September translates into the following recommendations:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Opt for tightly woven and loose clothing to enhance protection from the Sun.
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Frequently asked questions

What are September temperatures in Laporte?

The high-temperature, in September, in Laporte, is 74.5°F (23.6°C), while the low-temperature averages to 49.3°F (9.6°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in August is calculated to be 82.4°F (28°C).

What is the least humid month in Laporte?

The months with the lowest humidity in Laporte, Colorado, are June, August and September, with an average relative humidity of 45%.

What is the average humidity in September in Laporte?

The average relative humidity in September in Laporte is 45%.

How much does it rain in Laporte in September?

In Laporte, Colorado, during September, the rain falls for 6.3 days and regularly aggregates up to 0.55" (14mm) of precipitation.

When it does not snow in Laporte?

In Laporte, Colorado, snow does not fall in June through September.

Does it snow in Laporte in September?

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

What is the average length of the day in September in Laporte?

In September, the average day length in Laporte, Colorado, is 12h and 27min.

When is the sunrise / sunset in September in Laporte?

In September, on the first day of the month, sunrise is at 6:28 am and sunset at 7:32 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 6:43 pm MDT.

How long on average sun shines in September in Laporte?

In September, the average sunshine duration in Laporte, Colorado, is 11h.

What is the UV index reading in September in Laporte?

In September, the average daily maximum UV index in Laporte, Colorado, is 4. A UV Index estimate of 3 to 5 represents a moderate health threat from unprotected exposure to UV radiation.
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
Laporte, CO

Average temperature in September - Laporte, CO
  • Average high temperature in September: 74.5°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is December (36.1°F).

  • Average low temperature in September: 49.3°F

The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is December (18.7°F).

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Average pressure in September
Laporte, CO

Average pressure in September - Laporte, CO
  • Average pressure in September: 29.99"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in September
Laporte, CO

Average wind speed in September - Laporte, CO
  • Average wind speed in September: 6mph

The windiest month (with the highest average wind speed) is April (7.6mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

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Average humidity in September
Laporte, CO

Average humidity in September - Laporte, CO
  • Average humidity in September: 45%

The month with the highest relative humidity is February (67%).
The months with the lowest relative humidity are June, August and September (45%).

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Average rainfall in September
Laporte, CO

Average rainfall in September - Laporte, CO
  • Average rainfall in September: 0.55"

The wettest month (with the highest rainfall) is May (1.5").
The driest month (with the least rainfall) is January (0.12").

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Average rainfall days in September
Laporte, CO

Average rainfall days in September - Laporte, CO
  • Average rainfall days in September: 6.3 days

The month with the highest number of rainy days is July (14.6 days).
The month with the least rainy days is January (1.2 days).

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Average snowfall in September
Laporte, CO

Average snowfall in September - Laporte, CO
  • Average snowfall in September: 0"

The month with the highest snowfall is April (3.27").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Laporte, CO

Average snowfall days in September - Laporte, CO
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (4.3 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
Laporte, CO

Average daylight in September / Average sunshine in September - Laporte, 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 18min).

  • Average sunshine in September: 11h and 0min

The month with the most sunshine is June (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 6h and 42min).

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Average sunshine days in September
Laporte, CO

Average sunshine days in September - Laporte, CO
  • Average sunshine days in September: 21.7 days

The months with the most sunshine days are January and December (27.5 days).
The month with the least sunshine days is July (14.9 days).

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Average UV index in September
Laporte, CO

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

The month with the highest UV index is July (UV index 6).
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
Laporte, CO

Average cloud cover in September - Laporte, CO
  • Average cloud cover in September: 16

The months with the most cloud cover are February, April and May (Cloud cover 27).
The month with the least cloud cover is September (Cloud cover 16).

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Average visibility in September
Laporte, CO

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

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