Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
With the onset of September, Old Glory's climate undergoes a slight change as the average high-temperature moves from a fiery hot 96.6°F (35.9°C) in August to a tropical 87.8°F (31°C). The average temperature during September nights is registered at a pleasant 68.9°F (20.5°C).Heat index
In September, the average heat index is estimated at a hot 93.2°F (34°C). Implement additional preventive actions, heat cramps and heat exhaustion are potential hazards. Heatstroke could follow prolonged activity.From a standpoint of the heat index, values pertain to shaded conditions and mild breezes. Exposure to direct sunlight may make the heat index values climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is a single figure representing how weather conditions feel when combining temperature and humidity. Additional elements encompassing metabolic differences, the degree of physical activity, and attire can impact the individual's perception of temperature. Given the impact of direct sunlight, it's noteworthy that the felt temperature can rise by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Children often overlook the need for breaks and fluid intake. Thirst is a late-stage sign of dehydration - hence, it is necessary to stay hydrated, especially during extended periods of physical activities.
Humidity
The months with the highest humidity are September and December, with an average relative humidity of 55%.Rainfall
In September, the rain falls for 11.7 days. Throughout September, 1.93" (49mm) of precipitation is accumulated. In Old Glory, during the entire year, the rain falls for 87.8 days and collects up to 14.92" (379mm) of precipitation.Snowfall
May through October are months without snowfall.Daylight
In September, the average length of the day is 12h and 22min.On the first day of September, sunrise is at 7:15 am and sunset at 8:04 pm. On the last day of the month, sunrise is at 7:34 am and sunset at 7:25 pm CDT.
Sunshine
The average sunshine in September is 8.8h.UV index
In Old Glory, the average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In September, the maximum UV index of 6 suggests these recommendations:
Employ safeguards and advocate sun safety protocols. Shielding against skin and eye damage is crucial. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot does it get in September?
What are the most humid months?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
How many hours of daylight does Old Glory have in September?
When are sunrise and sunset in September?
How long on average sun shines in September?
How high is the UV index in September?
Average temperature in September
Old Glory, TX
- Average high temperature in September: 87.8°F
The warmest month (with the highest average high temperature) is August (96.6°F).
The month with the lowest average high temperature is December (56.3°F).
- Average low temperature in September: 68.9°F
The month with the highest average low temperature is July (76.6°F).
The coldest month (with the lowest average low temperature) is January (37.6°F).
Average pressure in September
Old Glory, 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 (29.85"Hg).
Average wind speed in September
Old Glory, TX
- Average wind speed in September: 9.9mph
The windiest month (with the highest average wind speed) is April (13.8mph).
The calmest month (with the lowest average wind speed) is September (9.9mph).
Average humidity in September
Old Glory, TX
- Average humidity in September: 55%
The months with the highest relative humidity are September and December (55%).
The month with the lowest relative humidity is August (44%).
Average rainfall in September
Old Glory, TX
- Average rainfall in September: 1.93"
The wettest month (with the highest rainfall) is May (2.28").
The driest months (with the least rainfall) are January and February (0.59").
Average rainfall days in September
Old Glory, TX
- Average rainfall days in September: 11.7 days
The month with the highest number of rainy days is September (11.7 days).
The month with the least rainy days is January (3.3 days).
Average snowfall in September
Old Glory, TX
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.42").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Old Glory, 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 and September (0 days).
Average daylight in September /
Average sunshine in September
Old Glory, TX
- Average daylight in September: 12h and 2min
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 5min
The month with the most sunshine is July (Average sunshine: 11h and 30min).
The months with the least sunshine are November and December (Average sunshine: 6h and 36min).
Average sunshine days in September
Old Glory, TX
- Average sunshine days in September: 16.1 days
The month with the most sunshine days is January (26.7 days).
The month with the least sunshine days is September (16.1 days).
Average UV index in September
Old Glory, 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
Old Glory, TX
- Average cloud cover in September: 25
The months with the most cloud cover are March, September and December (Cloud cover 25).
The month with the least cloud cover is August (Cloud cover 16).
Average visibility in September
Old Glory, 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).
Old Glory, Texas, USA
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