September weather forecast
Farmington, NM

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Weather in September

September marks yet a decreasing trend in temperature in Farmington with peaks around 77.9°F (25.5°C), drawing nearer to the cooler fall season. It is time to bid farewell to the heavy rainfall of August, as precipitation levels drop to 0.94" (24mm). Visibility is consistent at 6 miles, a parameter that remains fairly stable throughout the year. An outstanding feature is that cloud coverage falls to 11%, making for clearer skies. The city takes a noticeable turn from hot summers to the cooler and pleasant autumn weather during this period.

Temperature

Farmington, New Mexico, in September undergoes a slight reduction in the average high-temperature, shifting from August's warm 85.3°F (29.6°C) to a still moderately hot 77.9°F (25.5°C). Farmington, during the nights of September, experiences an average temperature drop to a refreshing 58.1°F (14.5°C).

Humidity

In September, the average relative humidity is 38%.

Rainfall

In September, the rain falls for 8.6 days. Throughout September, 0.94" (24mm) of precipitation is accumulated. Throughout the year, there are 88.9 rainfall days, and 9.57" (243mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall in Farmington, New Mexico.

Daylight

In September, the average length of the day in Farmington is 12h and 24min.
On the first day of the month, sunrise is at 6:44 am and sunset at 7:40 pm. On the last day of September, in Farmington, sunrise is at 7:07 am and sunset at 6:57 pm MDT.

Sunshine

In September, the average sunshine is 11.1h.

UV index

In September, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: An average maximum UV index of 5 in September leads to these recommendations:
Heed the precautions - It is counselled to guard against solar damage. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
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Frequently asked questions

What is the temperature in September in Farmington?

The high-temperature, in September, in Farmington, records 77.9°F (25.5°C), while the low-temperature is 58.1°F (14.5°C).

What is the average humidity in September in Farmington?

In Farmington, the average relative humidity in September is 38%.

How much does it rain in Farmington in September?

In Farmington, New Mexico, in September, during 8.6 rainfall days, 0.94" (24mm) of precipitation is typically accumulated.

When it does not snow in Farmington?

May through September are months without snowfall in Farmington.

Does it snow in Farmington in September?

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

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

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

When are sunrise and sunset in September in Farmington?

On the first day of September, sunrise is at 6:44 am and sunset at 7:40 pm. On the last day of the month, sunrise is at 7:07 am and sunset at 6:57 pm MDT.

How many hours of sunshine does Farmington have in September?

In Farmington, the average sunshine duration in September is 11.1h.

What is the UV index intensity in September in Farmington?

In Farmington, New Mexico, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability from unsafe 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
Farmington, NM

Average temperature in September - Farmington, NM
  • Average high temperature in September: 77.9°F

The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (37.6°F).

  • Average low temperature in September: 58.1°F

The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (21.9°F).

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Average pressure in September
Farmington, NM

Average pressure in September - Farmington, NM
  • Average pressure in September: 29.99"Hg

The month with the highest atmospheric pressure is January (30.22"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

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Average wind speed in September
Farmington, NM

Average wind speed in September - Farmington, NM
  • Average wind speed in September: 6.6mph

The windiest month (with the highest average wind speed) is April (9.5mph).
The calmest month (with the lowest average wind speed) is January (5.7mph).

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Average humidity in September
Farmington, NM

Average humidity in September - Farmington, NM
  • Average humidity in September: 38%

The month with the highest relative humidity is January (73%).
The month with the lowest relative humidity is June (23%).

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Average rainfall in September
Farmington, NM

Average rainfall in September - Farmington, NM
  • Average rainfall in September: 0.94"

The wettest month (with the highest rainfall) is August (1.14").
The driest month (with the least rainfall) is June (0.28").

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Average rainfall days in September
Farmington, NM

Average rainfall days in September - Farmington, NM
  • Average rainfall days in September: 8.6 days

The month with the highest number of rainy days is July (13.8 days).
The month with the least rainy days is June (3.5 days).

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Average snowfall in September
Farmington, NM

Average snowfall in September - Farmington, NM
  • Average snowfall in September: 0"

The month with the highest snowfall is January (5.04").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in September
Farmington, NM

Average snowfall days in September - Farmington, NM
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (6.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in September / Average sunshine in September - Farmington, 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 and 1min

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 36min).

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Average sunshine days in September
Farmington, NM

Average sunshine days in September - Farmington, NM
  • Average sunshine days in September: 17.5 days

The month with the most sunshine days is June (24.4 days).
The month with the least sunshine days is July (12.3 days).

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Average UV index in September
Farmington, NM

Average UV index in September - Farmington, NM
  • Average UV index in September: 5

The month with the highest UV index is June (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
Farmington, NM

Average cloud cover in September - Farmington, NM
  • Average cloud cover in September: 11

The month with the most cloud cover is January (Cloud cover 27).
The month with the least cloud cover is June (Cloud cover 10).

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Average visibility in September
Farmington, NM

Average visibility in September - Farmington, NM
  • Average visibility in September: 6mi

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

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Farmington, New Mexico, USA

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