September weather forecastByers, TX
September
Weather in September
The first month of the autumn, September, is also a hot month in Byers, Texas, with an average temperature fluctuating between 67.6°F (19.8°C) and 86.9°F (30.5°C).Temperature
September indicates a shift in the average high-temperature, from August's sweltering 96.3°F (35.7°C) to a hot 86.9°F (30.5°C). Byers records an average nighttime low-temperature of 67.6°F (19.8°C) throughout September.Heat index
For most parts of September, the heat index is computed to be a hot 93.2°F (34°C). Extra safeguards are necessary to prevent heat exhaustion and heat cramps. Prolonged activity might cause heatstroke.Observations indicate that the heat index values are for shady locations with light wind. Heat index values may be hiked up by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is an amalgamation of air temperature and humidity to express the equivalent perceived temperature. This effect is personal, influenced by the individual's physical activity and heat sensitivity, shaped by factors including wind, attire, and metabolic variations. 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 largely significant for babies and toddlers. Children often do not understand the need to rest and hydrate. Thirst is a late manifestation of dehydration - therefore, it is essential to stay hydrated, particularly during prolonged physical activities.
Humidity
In Byers, the average relative humidity in September is 62%.Rainfall
In Byers, during September, the rain falls for 11.4 days and regularly aggregates up to 1.69" (43mm) of precipitation. In Byers, during the entire year, the rain falls for 99.5 days and collects up to 15.79" (401mm) of precipitation.Snowfall
April through October are months without snowfall.Daylight
The average length of the day in September is 12h and 22min.On the first day of September, sunrise is at 7:06 am and sunset at 7:58 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 7:17 pm CDT.
Sunshine
In Byers, the average sunshine in September is 8.5h.UV index
In Byers, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the average person.Note: An average UV index of 5 in September transforms into this advice:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Byers, TX
- Average high temperature in September: 86.9°F
The warmest month (with the highest average high temperature) is August (96.3°F).
The month with the lowest average high temperature is January (52.7°F).
- Average low temperature in September: 67.6°F
The month with the highest average low temperature is July (74.7°F).
The coldest month (with the lowest average low temperature) is January (35.2°F).
Average pressure in September
Byers, 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 (29.88"Hg).
Average wind speed in September
Byers, TX
- Average wind speed in September: 8mph
The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest month (with the lowest average wind speed) is September (8mph).
Average humidity in September
Byers, TX
- Average humidity in September: 62%
The month with the highest relative humidity is May (72%).
The month with the lowest relative humidity is August (53%).
Average rainfall in September
Byers, TX
- Average rainfall in September: 1.69"
The wettest month (with the highest rainfall) is May (2.87").
The driest months (with the least rainfall) are February and November (0.55").
Average rainfall days in September
Byers, TX
- Average rainfall days in September: 11.4 days
The month with the highest number of rainy days is May (12.8 days).
The months with the least rainy days are January and December (4.3 days).
Average snowfall in September
Byers, TX
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.83").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Byers, TX
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1.7 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Byers, TX
- Average daylight in September: 12h and 24min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in September: 8h and 30min
The month with the most sunshine is July (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 6min).
Average sunshine days in September
Byers, TX
- Average sunshine days in September: 16.5 days
The month with the most sunshine days is January (25.9 days).
The month with the least sunshine days is May (15.3 days).
Average UV index in September
Byers, TX
- Average UV index in September: 5
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 2).
Average cloud cover in September
Byers, TX
- Average cloud cover in September: 28
The month with the most cloud cover is March (Cloud cover 34).
The month with the least cloud cover is August (Cloud cover 18).
Average visibility in September
Byers, 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).





