September weather forecastCopper Canyon, TX
September
Weather in September
The first month of the autumn, September, is still a tropical month in Copper Canyon, Texas, with an average temperature fluctuating between 69.6°F (20.9°C) and 87.6°F (30.9°C).Temperature
The transition into September involves a small decrease in the average high-temperature, dipping slightly from a fiery hot 95.9°F (35.5°C) in August to a tropical 87.6°F (30.9°C). An average nighttime temperature of 69.6°F (20.9°C) is noted during the month of September.Heat index
The heat index for September is computed to be a sweltering 95°F (35°C). Take greater precautions, heat exhaustion and heat cramps may be expected. Heatstroke could result from lengthy activity.Take into consideration that the heat index values are calculated for shade and light wind conditions. The presence of direct sunlight can raise the heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is a measure of how hot it feels when the actual air humidity is factored in. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. Be mindful that being in direct sunlight might mean feeling hotter, with the heat index rising by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it's vital to remain hydrated, particularly during prolonged physical activities.
The evaporation of sweat is a natural cooling mechanism of the human body, facilitated by perspiration. Under high air temperature and high humidity (high heat index) conditions, the body's ability to perspire is compromised, increasing the sensation of heat. When the body's heat gain surpasses its removal capacity, body temperature starts to climb, leading to potential heat-related ailments.
Humidity
In September, the average relative humidity is 63%.Rainfall
In Copper Canyon, in September, it is raining for 13.7 days, with typically 2.87" (73mm) of accumulated precipitation. Throughout the year, in Copper Canyon, there are 136.5 rainfall days, and 30" (762mm) of precipitation is accumulated.Snowfall
April through October are months without snowfall.Daylight
The average length of the day in September in Copper Canyon is 12h and 22min.On the first day of September, sunrise is at 7:03 am and sunset at 7:52 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 7:13 pm CDT.
Sunshine
In Copper Canyon, the average sunshine in September is 8.5h.UV index
In September, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: An average maximum UV index of 6 in September leads to these recommendations:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Copper Canyon, TX
- Average high temperature in September: 87.6°F
The warmest month (with the highest average high temperature) is August (95.9°F).
The month with the lowest average high temperature is January (54°F).
- Average low temperature in September: 69.6°F
The month with the highest average low temperature is August (76.1°F).
The coldest month (with the lowest average low temperature) is January (37.9°F).
Average pressure in September
Copper Canyon, TX
- Average pressure in September: 29.97"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in September
Copper Canyon, TX
- Average wind speed in September: 6.8mph
The windiest month (with the highest average wind speed) is April (10.3mph).
The calmest month (with the lowest average wind speed) is September (6.8mph).
Average humidity in September
Copper Canyon, TX
- Average humidity in September: 63%
The month with the highest relative humidity is May (72%).
The month with the lowest relative humidity is August (55%).
Average rainfall in September
Copper Canyon, TX
- Average rainfall in September: 2.87"
The wettest month (with the highest rainfall) is October (3.9").
The driest month (with the least rainfall) is January (1.54").
Average rainfall days in September
Copper Canyon, TX
- Average rainfall days in September: 13.7 days
The month with the highest number of rainy days is May (14.7 days).
The month with the least rainy days is January (6.4 days).
Average snowfall in September
Copper Canyon, TX
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.02").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Copper Canyon, TX
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1.3 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
Copper Canyon, TX
- 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: 8h and 30min
The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).
Average sunshine days in September
Copper Canyon, TX
- Average sunshine days in September: 14.6 days
The month with the most sunshine days is January (23.3 days).
The month with the least sunshine days is May (14.5 days).
Average UV index in September
Copper Canyon, TX
- Average UV index in September: 6
The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in September
Copper Canyon, TX
- Average cloud cover in September: 28
The month with the most cloud cover is March (Cloud cover 38).
The month with the least cloud cover is August (Cloud cover 19).
Average visibility in September
Copper Canyon, TX
- 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).





