September weather forecastTruth or Consequences, NM
September
Weather in September
While transitioning into fall in September, temperatures experience a noticeable decrease. There's also a significant drop in rainfall from August to 1.3" (33mm). The daylight span reduces too, but it surpasses the 12-hour mark, facilitating abundant opportunities for activities. Consequently, September welcomes a mild climate with cooler temperatures and lesser precipitation.Temperature
September ushers in a minor alteration in Truth or Consequences's climate, with the average high-temperature moving from August's tropical 86.5°F (30.3°C) to a moderately hot 80.6°F (27°C). Truth or Consequences's average low-temperature in the month of September is recorded at an enjoyable 62.1°F (16.7°C).Heat index
Throughout September, the heat index is calculated to be 80.6°F (27°C). With ongoing exposure and activity, one might experience weariness, and heat cramps could ensue.When considering the heat index, it's pivotal to note it is for shade and mild wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', takes into account both air temperature and humidity to illustrate what people actually feel. A person's impression of weather can be swayed by numerous aspects, among them metabolic variations, pregnancy, and activity levels. You should know that direct sun exposure can heighten weather effects, potentially elevating the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Youngsters often neglect the necessity for rest and hydration. Thirst is a sign of advancing dehydration - thus the importance of maintaining hydration, specifically during long-lasting physical activities.
Humidity
In September, the average relative humidity is 44%.Rainfall
In Truth or Consequences, in September, during 11.8 rainfall days, 1.3" (33mm) of precipitation is typically accumulated. In Truth or Consequences, during the entire year, the rain falls for 82.9 days and collects up to 8.54" (217mm) of precipitation.Snowfall
In Truth or Consequences, snow does not fall in April through October.Daylight
In September, the average length of the day is 12h and 22min.On the first day of the month, sunrise is at 6:43 am and sunset at 7:33 pm. On the last day of September, sunrise is at 7:03 am and sunset at 6:54 pm MDT.
Sunshine
The average sunshine in September is 11.1h.UV index
In Truth or Consequences, the average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for the ordinary person.Note: A maximum high UV index of 6 in September translates into the following recommendations:
Avoid excessive sunlight. Those with lighter skin may experience burning in less than 20 minutes. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Truth or Consequences, NM
- Average high temperature in September: 80.6°F
The warmest month (with the highest average high temperature) is June (90°F).
The month with the lowest average high temperature is December (51.1°F).
- Average low temperature in September: 62.1°F
The month with the highest average low temperature is July (70°F).
The coldest month (with the lowest average low temperature) is January (32.9°F).
Average pressure in September
Truth or Consequences, NM
- Average pressure in September: 29.96"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed in September
Truth or Consequences, NM
- Average wind speed in September: 6mph
The windiest month (with the highest average wind speed) is April (10mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in September
Truth or Consequences, NM
- Average humidity in September: 44%
The month with the highest relative humidity is December (50%).
The months with the lowest relative humidity are April and May (23%).
Average rainfall in September
Truth or Consequences, NM
- Average rainfall in September: 1.3"
The wettest month (with the highest rainfall) is July (2.13").
The driest month (with the least rainfall) is April (0.12").
Average rainfall days in September
Truth or Consequences, NM
- Average rainfall days in September: 11.8 days
The month with the highest number of rainy days is July (16.9 days).
The month with the least rainy days is November (2.7 days).
Average snowfall in September
Truth or Consequences, NM
- Average snowfall in September: 0"
The month with the highest snowfall is November (1.46").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Truth or Consequences, NM
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is December (1.4 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Truth or Consequences, NM
- Average daylight in September: 12h and 24min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in September: 11h and 6min
The month with the most sunshine is June (Average sunshine: 12h and 0min).
The months with the least sunshine are January and December (Average sunshine: 7h and 12min).
Average sunshine days in September
Truth or Consequences, NM
- Average sunshine days in September: 14.6 days
The month with the most sunshine days is November (26.5 days).
The month with the least sunshine days is July (7.7 days).
Average UV index in September
Truth or Consequences, NM
- Average UV index in September: 6
The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in September
Truth or Consequences, NM
- Average cloud cover in September: 14
The month with the most cloud cover is July (Cloud cover 19).
The month with the least cloud cover is May (Cloud cover 9).
Average visibility in September
Truth or Consequences, 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).





