September weather forecastAlice, TX
September
Weather in September
September, the first month of the autumn in Alice, is also a hot month, with temperature in the range of an average high of 90.9°F (32.7°C) and an average low of 75.2°F (24°C).Temperature
A subtle change in temperatures is noted as August gives way to September, with average highs reducing from a torrid 97.3°F (36.3°C) to a tropical 90.9°F (32.7°C). In the month of September, Alice witnesses a consistent average low-temperature of 75.2°F (24°C).Heat index
September's heat index is estimated at a blistering 107.6°F (42°C). Undertake enhanced precautions, heat exhaustion and heat cramps are possible risks. Continuous activity could trigger heatstroke.Always consider that heat index estimations are for light winds and places in the shade. Heat index values may rise by up to 15 Fahrenheit (8 Celsius) degrees when exposed to direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'feels like', offers an insight into how hot it feels when we factor in moisture content. The impact of temperature is individual, as people's perception of weather may change based on their body mass, height, and physical activity. When in direct sunlight, one should be cautious as it can raise the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Youngsters frequently overlook the need for breaks and fluid intake. Thirst is an advanced sign of dehydration - thereby highlighting the importance of keeping hydrated, particularly during long physical activities.
Perspiration, which is the evaporation of sweat, is a primary way the human body manages and dispels excessive warmth. When there is an excess of moisture in the atmosphere, the efficiency of the evaporation process is lessened, leading to less efficient body cooling and a sensation of overheating. Elevated heat gain compared to the body's release capability poses risks of dehydration and potential overheating.
Humidity
The average relative humidity in September is 69%.Rainfall
The month with the most rainfall is September, when the rain falls for 15 days and typically aggregates up to 1.73" (44mm) of precipitation.Snowfall
January, March through November are months without snowfall in Alice, Texas.Daylight
The average length of the day in September is 12h and 19min.On the first day of the month, sunrise is at 7:11 am and sunset at 7:52 pm. On the last day of September, sunrise is at 7:24 am and sunset at 7:19 pm CDT.
Sunshine
In September, the average sunshine is 8.3h.UV index
In Alice, Texas, the average daily maximum UV index in September is 7. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for the ordinary person.Note: In September, the maximum UV index of 7 translates into these guidelines:
Persist with precautions and heed sun safety advice. Prevention of sunburn is compulsory. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Alice, TX
- Average high temperature in September: 90.9°F
The warmest month (with the highest average high temperature) is August (97.3°F).
The month with the lowest average high temperature is January (65.5°F).
- Average low temperature in September: 75.2°F
The month with the highest average low temperature is August (78.1°F).
The coldest month (with the lowest average low temperature) is January (49.6°F).
Average pressure in September
Alice, TX
- Average pressure in September: 29.91"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in September
Alice, TX
- Average wind speed in September: 8mph
The windiest month (with the highest average wind speed) is May (10.7mph).
The calmest month (with the lowest average wind speed) is September (8mph).
Average humidity in September
Alice, TX
- Average humidity in September: 69%
The month with the highest relative humidity is May (74%).
The month with the lowest relative humidity is August (63%).
Average rainfall in September
Alice, TX
- Average rainfall in September: 1.73"
The wettest month (with the highest rainfall) is September (1.73").
The driest month (with the least rainfall) is February (0.43").
Average rainfall days in September
Alice, TX
- Average rainfall days in September: 15 days
The month with the highest number of rainy days is September (15 days).
The month with the least rainy days is January (6.8 days).
Average snowfall in September
Alice, TX
- Average snowfall in September: 0"
The months with the highest snowfall are February and December (0.04").
The months with the least snowfall are January, March, April, May, June, July, August, September, October and November (0").
Average snowfall days in September
Alice, TX
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (0.2 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
Alice, 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 24min).
- Average sunshine in September: 8h and 18min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).
Average sunshine days in September
Alice, TX
- Average sunshine days in September: 13 days
The month with the most sunshine days is August (22.7 days).
The month with the least sunshine days is September (13 days).
Average UV index in September
Alice, TX
- Average UV index in September: 7
The month with the highest UV index is July (UV index 8).
The months with the lowest UV index are January and December (UV index 4).
Average cloud cover in September
Alice, TX
- Average cloud cover in September: 32
The months with the most cloud cover are February and December (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 20).
Average visibility in September
Alice, 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).





