September weather forecastSeco Mines, TX
September
Weather in September
September, the first month of the autumn in Seco Mines, is still a tropical month, with temperature in the range of an average high of 90.7°F (32.6°C) and an average low of 74.5°F (23.6°C).Temperature
The onset of September entails a subtle temperature shift, as the average high-temperature eases from a very hot 99°F (37.2°C) in August to a tropical 90.7°F (32.6°C). Throughout September, an average nighttime temperature of 74.5°F (23.6°C) is experienced in Seco Mines.Heat index
In September, the average heat index is appraised at a very hot 100.4°F (38°C). Take greater precautions, heat exhaustion and heat cramps may be expected. Heatstroke could result from lengthy activity.It is noted that heat index values are ascertained for locations in the shade and with gentle breezes. Direct sunshine exposure could raise heat index values by as much as 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', melds the effects of warmth and moisture to generate a feeling of heat. The individual's impression of temperature can be shaped by additional aspects such as metabolic variations, physical activity, and clothing. Take note that direct exposure to the sun can increase the felt temperature, possibly adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are especially crucial for babies and toddlers. Young ones often underestimate the need for rest and rehydration. Thirst appears late in dehydration - hence, it is important to keep hydrated, particularly during prolonged physical activities.
Perspiring is how the human body naturally cools down, as sweat's evaporation takes away excess heat. When relative humidity is heightened, it slows the rate of evaporation, thereby decreasing the body's ability to shed heat and creating a sensation of overheating. Accumulating heat beyond the body's cooling measures leads to rising temperatures and potential ailments.
Humidity
In Seco Mines, the average relative humidity in September is 58%.Rainfall
In Seco Mines, during September, the rain falls for 13.8 days and regularly aggregates up to 2.17" (55mm) of precipitation. In Seco Mines, during the entire year, the rain falls for 89.7 days and collects up to 13.43" (341mm) of precipitation.Snowfall
In Seco Mines, snow does not fall in January through November.Daylight
In September, the average length of the day in Seco Mines, Texas, is 12h and 19min.On the first day of the month, sunrise is at 7:20 am and sunset at 8:03 pm. On the last day of September, sunrise is at 7:34 am and sunset at 7:28 pm CDT.
Sunshine
The average sunshine in September is 8.6h.UV index
In Seco Mines, the average daily maximum UV index in September is 6. A UV Index estimate of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for the average person.Note: The maximum daily UV index of 6 during September translates into the following directions:
Take precautions against overexposure. Fair-skinned people may get burned 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. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Seco Mines, TX
- Average high temperature in September: 90.7°F
The warmest month (with the highest average high temperature) is August (99°F).
The month with the lowest average high temperature is January (64.9°F).
- Average low temperature in September: 74.5°F
The month with the highest average low temperature is August (79.3°F).
The coldest month (with the lowest average low temperature) is January (46.9°F).
Average pressure in September
Seco Mines, TX
- Average pressure in September: 29.95"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is May (29.87"Hg).
Average wind speed in September
Seco Mines, TX
- Average wind speed in September: 9mph
The windiest month (with the highest average wind speed) is June (11.7mph).
The calmest month (with the lowest average wind speed) is December (7.7mph).
Average humidity in September
Seco Mines, TX
- Average humidity in September: 58%
The month with the highest relative humidity is November (60%).
The month with the lowest relative humidity is August (47%).
Average rainfall in September
Seco Mines, TX
- Average rainfall in September: 2.17"
The wettest month (with the highest rainfall) is May (2.95").
The driest months (with the least rainfall) are January and February (0.31").
Average rainfall days in September
Seco Mines, TX
- Average rainfall days in September: 13.8 days
The month with the highest number of rainy days is September (13.8 days).
The month with the least rainy days is January (4.3 days).
Average snowfall in September
Seco Mines, TX
- Average snowfall in September: 0"
The month with the highest snowfall is December (0.04").
The months with the least snowfall are January, February, March, April, May, June, July, August, September, October and November (0").
Average snowfall days in September
Seco Mines, TX
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January, February and December (0.1 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Seco Mines, TX
- Average daylight in September: 12h and 18min
The month with the longest days is June (Average daylight: 13h and 54min).
The month with the shortest days is December (Average daylight: 10h and 18min).
- Average sunshine in September: 8h and 36min
The month with the most sunshine is June (Average sunshine: 11h and 6min).
The month with the least sunshine is November (Average sunshine: 6h and 0min).
Average sunshine days in September
Seco Mines, TX
- Average sunshine days in September: 14.7 days
The month with the most sunshine days is January (25.6 days).
The month with the least sunshine days is September (14.7 days).
Average UV index in September
Seco Mines, TX
- Average UV index in September: 6
The months with the highest UV index are June, July and August (UV index 8).
The months with the lowest UV index are January and December (UV index 4).
Average cloud cover in September
Seco Mines, TX
- Average cloud cover in September: 29
The month with the most cloud cover is May (Cloud cover 32).
The month with the least cloud cover is August (Cloud cover 16).
Average visibility in September
Seco Mines, 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).





