September weather forecastMontezuma, NM
September
Weather in September
The first month of the autumn, September, is still a warm month in Montezuma, New Mexico, with an average temperature varying between 73.8°F (23.2°C) and 52.7°F (11.5°C).Temperature
The transition into September subtly indicates a reduction in the average high-temperature, down to a still moderately hot 73.8°F (23.2°C) from August's warm 80.2°F (26.8°C). In the month of September, the average low-temperature usually rests at a fresh 52.7°F (11.5°C).Humidity
The average relative humidity in September is 52%.Rainfall
In Montezuma, New Mexico, in September, it is raining for 8 days, with typically 0.87" (22mm) of accumulated precipitation. In Montezuma, New Mexico, during the entire year, the rain falls for 76.1 days and collects up to 9.17" (233mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
In September, the average length of the day in Montezuma is 12h and 23min.On the first day of September, sunrise is at 6:33 am and sunset at 7:27 pm. On the last day of the month, sunrise is at 6:55 am and sunset at 6:45 pm MDT.
Sunshine
In Montezuma, the average sunshine in September is 10.9h.UV index
In Montezuma, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum daily UV index of 5 in September converts into the following recommendations:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Montezuma, NM
- Average high temperature in September: 73.8°F
The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is December (42.1°F).
- Average low temperature in September: 52.7°F
The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is December (23.9°F).
Average pressure in September
Montezuma, NM
- Average pressure in September: 30"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is April (29.87"Hg).
Average wind speed in September
Montezuma, NM
- Average wind speed in September: 7.8mph
The windiest month (with the highest average wind speed) is April (10.9mph).
The calmest month (with the lowest average wind speed) is August (7.1mph).
Average humidity in September
Montezuma, NM
- Average humidity in September: 52%
The months with the highest relative humidity are January and December (61%).
The months with the lowest relative humidity are April and June (37%).
Average rainfall in September
Montezuma, NM
- Average rainfall in September: 0.87"
The wettest month (with the highest rainfall) is July (1.65").
The driest month (with the least rainfall) is November (0.47").
Average rainfall days in September
Montezuma, NM
- Average rainfall days in September: 8 days
The month with the highest number of rainy days is July (11.5 days).
The month with the least rainy days is November (2.6 days).
Average snowfall in September
Montezuma, NM
- Average snowfall in September: 0"
The month with the highest snowfall is January (5.04").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Montezuma, NM
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is December (7.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Montezuma, NM
- Average daylight in September: 12h and 24min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in September: 10h and 54min
The month with the most sunshine is June (Average sunshine: 11h and 54min).
The months with the least sunshine are January and February (Average sunshine: 7h and 0min).
Average sunshine days in September
Montezuma, NM
- Average sunshine days in September: 19.4 days
The month with the most sunshine days is November (24.6 days).
The month with the least sunshine days is July (17.3 days).
Average UV index in September
Montezuma, NM
- Average UV index in September: 5
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Montezuma, NM
- Average cloud cover in September: 16
The months with the most cloud cover are February, July and December (Cloud cover 20).
The month with the least cloud cover is June (Cloud cover 13).
Average visibility in September
Montezuma, 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).





