September weather forecast
Colmor, NM

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Weather in September

The first month of the autumn, September, is still a warm month in Colmor, New Mexico, with an average temperature ranging between max 73.4°F (23°C) and min 49.3°F (9.6°C).

Temperature

A subtle change in temperatures is noted as August gives way to September, with average highs reducing from 79.5°F (26.4°C) to a still moderately hot 73.4°F (23°C). September nights are characterized by a significant departure from the daytime highs, dropping to an average temperature of 49.3°F (9.6°C).

Humidity

In September, the average relative humidity is 53%.

Rainfall

In Colmor, during September, the rain falls for 9.9 days and regularly aggregates up to 0.91" (23mm) of precipitation. Throughout the year, there are 93.8 rainfall days, and 12.32" (313mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, September through December. September is the first month it typically snows. Throughout September, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow. Throughout the year, there are 40.2 snowfall days, and 24.41" (620mm) of snow is accumulated.

Daylight

The average length of the day in September in Colmor is 12h and 23min.
On the first day of the month, sunrise is at 6:30 am and sunset at 7:25 pm. On the last day of September, sunrise is at 6:53 am and sunset at 6:43 pm MDT.

Sunshine

The average sunshine in September is 11h.

UV index

The average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: In September, the UV index of 4 transforms into the following advice:
Act with care - The suggestion to avoid sunburn is emphasized. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Updated: Aug 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Colmor in September?

In Colmor, in September, the average high-temperature is 73.4°F (23°C), and the average low-temperature is 49.3°F (9.6°C). In July, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is appraised at 82.4°F (28°C).

What is the average humidity in September?

In Colmor, the average relative humidity in September is 53%.

How much does it rain in September?

In September, the rain falls for 9.9 days. Throughout September, 0.91" (23mm) of precipitation is accumulated.

When does it start snowing?

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

What is the average length of the day in September?

The average day length in September is 12h and 23min.

When is the sunrise / sunset in September?

On the first day of September, sunrise is at 6:30 am and sunset at 7:25 pm. On the last day of the month, sunrise is at 6:53 am and sunset at 6:43 pm MDT.

How long on average sun shines in September?

In September, the average sunshine duration is 11h.

How high is the UV index in September?

In Colmor, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium hazard to health from unprotected exposure to 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
Colmor, NM

Average temperature in September - Colmor, NM
  • Average high temperature in September: 73.4°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is December (40.1°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 (21°F).

Average pressure in September
Colmor, NM

Average pressure in September - Colmor, NM
  • Average pressure in September: 30"Hg

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is April (29.87"Hg).

Average wind speed in September
Colmor, NM

Average wind speed in September - Colmor, NM
  • Average wind speed in September: 7.3mph

The windiest month (with the highest average wind speed) is April (9.9mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).

Average humidity in September
Colmor, NM

Average humidity in September - Colmor, NM
  • Average humidity in September: 53%

The month with the highest relative humidity is January (62%).
The month with the lowest relative humidity is June (41%).

Average rainfall in September
Colmor, NM

Average rainfall in September - Colmor, NM
  • Average rainfall in September: 0.91"

The wettest month (with the highest rainfall) is July (2.6").
The driest month (with the least rainfall) is November (0.39").

Average rainfall days in September
Colmor, NM

Average rainfall days in September - Colmor, NM
  • Average rainfall days in September: 9.9 days

The month with the highest number of rainy days is August (16.1 days).
The month with the least rainy days is November (2.7 days).

Average snowfall in September
Colmor, NM

Average snowfall in September - Colmor, NM
  • Average snowfall in September: 0.04"

The month with the highest snowfall is February (4.17").
The months with the least snowfall are June, July and August (0").

Average snowfall days in September
Colmor, NM

Average snowfall days in September - Colmor, NM
  • Average snowfall days in September: 0.1 days

The month with the highest number of snowfall days is February (7.8 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in September /
Average sunshine in September
Colmor, NM

Average daylight in September / Average sunshine in September - Colmor, NM
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in September: 11h

The month with the most sunshine is June (Average sunshine: 12h).
The months with the least sunshine are January and February (Average sunshine: 7h).

Average sunshine days in September
Colmor, NM

Average sunshine days in September - Colmor, NM
  • Average sunshine days in September: 18 days

The month with the most sunshine days is November (24.4 days).
The month with the least sunshine days is July (9.9 days).

Average UV index in September
Colmor, NM

Average UV index in September - Colmor, NM
  • Average UV index in September: 4

The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).

Average cloud cover in September
Colmor, NM

Average cloud cover in September - Colmor, NM
  • Average cloud cover in September: 15

The months with the most cloud cover are February, April and July (Cloud cover 20).
The months with the least cloud cover are June, October and November (Cloud cover 14).

Average visibility in September
Colmor, NM

Average visibility in September - Colmor, NM
  • 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).

Colmor, New Mexico, USA

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