September weather forecastAvoca, TX
September
Weather in September
September, the first month of the autumn in Avoca, is still a hot month, with temperature in the range of an average low of 68.9°F (20.5°C) and an average high of 87.8°F (31°C).Temperature
The commencement of September involves a temperature shift, with the average high-temperature dropping from a very hot 96.8°F (36°C) in August to a tropical 87.8°F (31°C). In the month of September, Avoca's average low-temperature falls to a pleasant 68.9°F (20.5°C).Heat index
September's average heat index is calculated to be a tropical 93.2°F (34°C). Implement additional safety measures to avoid heat cramps and heat exhaustion. Persistent activity might trigger heatstroke.Take note of the fact that heat index values are based on shaded circumstances with light airflows. When under direct sunshine, the heat index may be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. An individual's perception of weather can be influenced by a variety of factors including metabolic differences, being pregnant, and their degree of physical exertion. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Youngsters are usually more at risk than adults, considering they sweat less. Additionally, their high skin surface area compared to their little bodies and their high heat production due to activity increases their risk.
Humidity
September, November and December, with an average relative humidity of 56%, are the most humid months.Rainfall
In Avoca, in September, during 10.1 rainfall days, 1.5" (38mm) of precipitation is typically accumulated. In Avoca, during the entire year, the rain falls for 84.3 days and collects up to 11.69" (297mm) of precipitation.Snowfall
April through October are months without snowfall in Avoca.Daylight
The average length of the day in September is 12h and 22min.On the first day of September, sunrise is at 7:13 am and sunset at 8:03 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 7:24 pm CDT.
Sunshine
The average sunshine in September is 8.7h.UV index
In Avoca, Texas, the average daily maximum UV index in September is 6. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: The daily high UV index of 6 during September translates into the following recommendations:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Avoca, TX
- Average high temperature in September: 87.8°F
The warmest month (with the highest average high temperature) is August (96.8°F).
The month with the lowest average high temperature is December (56.1°F).
- Average low temperature in September: 68.9°F
The month with the highest average low temperature is August (76.6°F).
The coldest month (with the lowest average low temperature) is January (37.8°F).
Average pressure in September
Avoca, TX
- Average pressure in September: 29.96"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed in September
Avoca, TX
- Average wind speed in September: 9.5mph
The windiest month (with the highest average wind speed) is April (13.4mph).
The calmest month (with the lowest average wind speed) is September (9.5mph).
Average humidity in September
Avoca, TX
- Average humidity in September: 56%
The months with the highest relative humidity are September, November and December (56%).
The month with the lowest relative humidity is August (45%).
Average rainfall in September
Avoca, TX
- Average rainfall in September: 1.5"
The wettest month (with the highest rainfall) is May (1.81").
The driest month (with the least rainfall) is January (0.31").
Average rainfall days in September
Avoca, TX
- Average rainfall days in September: 10.1 days
The month with the highest number of rainy days is May (10.8 days).
The month with the least rainy days is January (3.3 days).
Average snowfall in September
Avoca, TX
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.3").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Avoca, TX
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (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
Avoca, 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 42min
The months with the most sunshine are June and July (Average sunshine: 11h and 24min).
The months with the least sunshine are November and December (Average sunshine: 6h and 30min).
Average sunshine days in September
Avoca, TX
- Average sunshine days in September: 17.7 days
The month with the most sunshine days is January (25.7 days).
The month with the least sunshine days is May (16.8 days).
Average UV index in September
Avoca, TX
- Average UV index in September: 6
The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in September
Avoca, TX
- Average cloud cover in September: 26
The month with the most cloud cover is March (Cloud cover 27).
The month with the least cloud cover is August (Cloud cover 16).
Average visibility in September
Avoca, 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).





