September weather forecast
Cerro, NM

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Weather in September

September, the first month of the autumn in Cerro, is still a pleasant month, with an average temperature ranging between max 68.7°F (20.4°C) and min 43.2°F (6.2°C).

Temperature

September signifies a gentle decline in Cerro's average high-temperature, easing from a warm 74.1°F (23.4°C) in August to a pleasant 68.7°F (20.4°C). During the nights in September, Cerro records a pronounced shift from the daytime warmth, with a consistent average temperature of 43.2°F (6.2°C).

Humidity

In September, the average relative humidity is 53%.

Rainfall

In Cerro, during September, the rain falls for 11.5 days and regularly aggregates up to 1.06" (27mm) of precipitation. In Cerro, during the entire year, the rain falls for 105.1 days and collects up to 13.82" (351mm) of precipitation.

Snowfall

Months with snowfall in Cerro are January through May, September through December. September is the first month it typically snows. Throughout September, in the average 0.5 snowfall days, it receives 0.16" (4mm) of snow. In Cerro, during the entire year, snow falls for 64.8 days and aggregates up to 43.15" (1096mm) of snow.

Daylight

In Cerro, the average length of the day in September is 12h and 24min.
On the first day of September, sunrise is at 6:34 am and sunset at 7:30 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 6:46 pm MDT.

Sunshine

In Cerro, the average sunshine in September is 11.1h.

UV index

In Cerro, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A maximum high UV index of 4 in September translates into the following recommendations:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
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Frequently asked questions

What are the temperatures in Cerro in September?

An average high-temperature, in September, in Cerro, is 68.7°F (20.4°C) and the average low-temperature is 43.2°F (6.2°C).

What is the average humidity in September in Cerro?

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

How much does it rain in Cerro in September?

In Cerro, in September, during 11.5 rainfall days, 1.06" (27mm) of precipitation is typically accumulated.

When does it start snowing in Cerro?

September is the first month it typically snows. Throughout September, in the average 0.5 snowfall days, it receives 0.16" (4mm) of snow.

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

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

When are sunrise and sunset in September in Cerro?

On the first day of September in Cerro, New Mexico, sunrise is at 6:34 am and sunset at 7:30 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 6:46 pm MDT.

How many hours of sunshine does Cerro have in September?

In Cerro, New Mexico, the average sunshine duration in September is 11.1h.

What is the UV index intensity in September in Cerro?

In Cerro, New Mexico, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes 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
Cerro, NM

Average temperature in September - Cerro, NM
  • Average high temperature in September: 68.7°F

The warmest month (with the highest average high temperature) is July (76.1°F).
The month with the lowest average high temperature is January (31.3°F).

  • Average low temperature in September: 43.2°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 (10.6°F).

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Average pressure in September
Cerro, NM

Average pressure in September - Cerro, NM
  • Average pressure in September: 30.03"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is April (29.89"Hg).

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Average wind speed in September
Cerro, NM

Average wind speed in September - Cerro, NM
  • Average wind speed in September: 5.6mph

The windiest months (with the highest average wind speed) are April and May (8.1mph).
The calmest month (with the lowest average wind speed) is July (4.9mph).

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Average humidity in September
Cerro, NM

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

The month with the highest relative humidity is January (81%).
The month with the lowest relative humidity is June (39%).

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Average rainfall in September
Cerro, NM

Average rainfall in September - Cerro, NM
  • Average rainfall in September: 1.06"

The wettest month (with the highest rainfall) is July (2.91").
The driest month (with the least rainfall) is November (0.71").

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Average rainfall days in September
Cerro, NM

Average rainfall days in September - Cerro, NM
  • Average rainfall days in September: 11.5 days

The month with the highest number of rainy days is July (19.8 days).
The month with the least rainy days is November (2.9 days).

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Average snowfall in September
Cerro, NM

Average snowfall in September - Cerro, NM
  • Average snowfall in September: 0.16"

The month with the highest snowfall is March (8.39").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in September
Cerro, NM

Average snowfall days in September - Cerro, NM
  • Average snowfall days in September: 0.5 days

The month with the highest number of snowfall days is February (11.7 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
Cerro, NM

Average daylight in September / Average sunshine in September - Cerro, 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
Cerro, NM

Average sunshine days in September - Cerro, NM
  • Average sunshine days in September: 13.1 days

The month with the most sunshine days is November (22.7 days).
The month with the least sunshine days is July (7.3 days).

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Average UV index in September
Cerro, NM

Average UV index in September - Cerro, NM
  • 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, March, October, November and December (UV index 2).

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Average cloud cover in September
Cerro, NM

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

The month with the most cloud cover is January (Cloud cover 30).
The month with the least cloud cover is June (Cloud cover 13).

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Average visibility in September
Cerro, NM

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

The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is January (4mi).

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Cerro, New Mexico, USA

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