September weather forecastTyson, TX
September
Weather in September
The first month of the autumn, September, is still a hot month in Tyson, Texas, with temperature in the range of an average high of 88.5°F (31.4°C) and an average low of 70.5°F (21.4°C).Temperature
September ushers in a minor alteration in Tyson's climate, with the average high-temperature moving from August's fiery hot 96.1°F (35.6°C) to a hot 88.5°F (31.4°C). Throughout the month of September, the nighttime temperature in Tyson dips to an average of 70.5°F (21.4°C).Heat index
September's heat index is evaluated at a sweltering 98.6°F (37°C). Extra safeguards are necessary to prevent heat exhaustion and heat cramps. Prolonged activity might cause heatstroke.In terms of the heat index, values are set with light wind and shade conditions in mind. The heat index values could be amplified by up to 15 Fahrenheit (8 Celsius) degrees in direct sunlight.
Note: The heat index, also known as 'feels like' or 'real feel', is a composite of temperature and humidity figures to convey how warm it feels. An individual's perception of weather can be affected by a variety of elements including metabolic differences, being pregnant, and their level of physical exertion. Keep in mind that direct sunshine exposure can amplify the weather's effects, possibly increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.
Perspiration is the human body's physiological response to high temperatures and is an attempt to lower body temperature through evaporation of sweat. In conditions of both high temperature and humidity (a high heat index), sweating is limited and the perception of heat is enhanced. Excessive heat gain, when not shed effectively by the body, can result in increasing body temperatures and related hazards.
Humidity
In Tyson, the average relative humidity in September is 65%.Rainfall
In Tyson, during September, the rain falls for 13.4 days and regularly aggregates up to 1.38" (35mm) of precipitation. Throughout the year, there are 120.6 rainfall days, and 17.32" (440mm) of precipitation is accumulated.Snowfall
In Tyson, snow does not fall in April through December.Daylight
In September, the average length of the day is 12h and 21min.On the first day of September in Tyson, sunrise is at 7:04 am and sunset at 7:52 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 7:14 pm CDT.
Sunshine
The average sunshine in September is 8.6h.UV index
In September, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for the average person.Note: A maximum daily UV index of 6 during September morphs into the following directions:
Act on precautions and pay attention to sun safety recommendations. Avoidance of sunburn is obligatory. 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. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Tyson, TX
- Average high temperature in September: 88.5°F
The warmest month (with the highest average high temperature) is August (96.1°F).
The month with the lowest average high temperature is January (56.8°F).
- Average low temperature in September: 70.5°F
The month with the highest average low temperature is August (76.3°F).
The coldest month (with the lowest average low temperature) is January (40.5°F).
Average pressure in September
Tyson, 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 (29.91"Hg).
Average wind speed in September
Tyson, TX
- Average wind speed in September: 6.8mph
The windiest month (with the highest average wind speed) is March (10.5mph).
The calmest month (with the lowest average wind speed) is September (6.8mph).
Average humidity in September
Tyson, TX
- Average humidity in September: 65%
The month with the highest relative humidity is May (76%).
The month with the lowest relative humidity is August (57%).
Average rainfall in September
Tyson, TX
- Average rainfall in September: 1.38"
The wettest months (with the highest rainfall) are May and October (2.2").
The driest month (with the least rainfall) is November (0.91").
Average rainfall days in September
Tyson, TX
- Average rainfall days in September: 13.4 days
The month with the highest number of rainy days is September (13.4 days).
The month with the least rainy days is January (6 days).
Average snowfall in September
Tyson, TX
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.31").
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0").
Average snowfall days in September
Tyson, TX
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Tyson, TX
- Average daylight in September: 12h and 18min
The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).
- Average sunshine in September: 8h and 36min
The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).
Average sunshine days in September
Tyson, TX
- Average sunshine days in September: 14.4 days
The month with the most sunshine days is January (22.4 days).
The months with the least sunshine days are April and September (14.4 days).
Average UV index in September
Tyson, TX
- Average UV index in September: 6
The month with the highest UV index is July (UV index 8).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in September
Tyson, TX
- Average cloud cover in September: 29
The month with the most cloud cover is March (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 21).
Average visibility in September
Tyson, 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).





