September weather forecast
San Cristobal, NM

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Weather in September

September, the first month of the autumn in San Cristobal, is also an agreeable month, with an average temperature varying between 68.7°F (20.4°C) and 43.2°F (6.2°C).

Temperature

In San Cristobal, the average high-temperature in September slightly decreases from a warm 74.1°F (23.4°C) in August to an agreeable 68.7°F (20.4°C). San Cristobal, amid September nights, sees a noteworthy disparity from daily highs with an average temperature of 43.2°F (6.2°C).

Humidity

In September, the average relative humidity is 53%.

Rainfall

In San Cristobal, New Mexico, during September, the rain falls for 11.5 days and regularly aggregates up to 1.06" (27mm) of precipitation. In San Cristobal, New Mexico, during the entire year, the rain falls for 105.1 days and collects up to 13.82" (351mm) 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 0.5 snowfall days, it receives 0.16" (4mm) of snow. In San Cristobal, during the entire year, snow falls for 64.8 days and aggregates up to 43.15" (1096mm) of snow.

Daylight

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

Sunshine

The average sunshine in September is 11.1h.

UV index

The average daily maximum UV index in September in San Cristobal is 4. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: The UV index of 4 during September translates into the following guidance:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
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Frequently asked questions

What is the average September temperature in San Cristobal?

An average high-temperature, in September, in San Cristobal, 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 San Cristobal?

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

How many days does it rain in September in San Cristobal?

In San Cristobal, during September, the rain falls for 11.5 days and regularly aggregates up to 1.06" (27mm) of precipitation.

When does it start to snow in San Cristobal?

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 San Cristobal?

In September, the average day length in San Cristobal, New Mexico, is 12h and 24min.

When are sunrise and sunset in September in San Cristobal?

On the first day of September in San Cristobal, 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 San Cristobal have in September?

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

How high is the UV index in September in San Cristobal?

The average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes 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
San Cristobal, NM

Average temperature in September - San Cristobal, 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
San Cristobal, NM

Average pressure in September - San Cristobal, 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
San Cristobal, NM

Average wind speed in September - San Cristobal, 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
San Cristobal, NM

Average humidity in September - San Cristobal, 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
San Cristobal, NM

Average rainfall in September - San Cristobal, 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
San Cristobal, NM

Average rainfall days in September - San Cristobal, 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
San Cristobal, NM

Average snowfall in September - San Cristobal, 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
San Cristobal, NM

Average snowfall days in September - San Cristobal, 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
San Cristobal, NM

Average daylight in September / Average sunshine in September - San Cristobal, 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
San Cristobal, NM

Average sunshine days in September - San Cristobal, 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
San Cristobal, NM

Average UV index in September - San Cristobal, 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
San Cristobal, NM

Average cloud cover in September - San Cristobal, 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
San Cristobal, NM

Average visibility in September - San Cristobal, 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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San Cristobal, New Mexico, USA

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