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
Hartburg observes an average high-temperature of a still hot 87.8°F (31°C) in September, barely different from 91.9°F (33.3°C) in August. Throughout September, an average nighttime temperature of 72.1°F (22.3°C) is experienced in Hartburg.Heat index
For September, the heat index is appraised at a scorching 104°F (40°C). Adopt extra safety steps, risk of heat exhaustion and heat cramps is notable. Sustained activity might cause heatstroke.Heat index specifics point out values are for conditions of shade and a slight breeze. The heat index may experience an enhancement of 15 Fahrenheit (8 Celsius) degrees under direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is a composite of temperature and humidity figures to convey how warm it feels. Elements such as metabolic variations, being pregnant, and physical activity can impact one's weather perception. 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 extremely vital to babies and toddlers. Young ones often underestimate the need for rest and rehydration. Thirst appears late in dehydration - hence, it is important to keep hydrated, particularly during prolonged physical activities.
When temperatures rise, the human body turns to perspiration, using the cooling power of evaporating sweat. Under high air temperature and humidity (high heat index) conditions, perspiration is limited, and the perception of heat is increased. As the body accumulates more heat than it can release, body temperature goes up, increasing the risk of heat-related health issues.
Humidity
The average relative humidity in September is 76%.Rainfall
In Hartburg, in September, during 17.8 rainfall days, 3.39" (86mm) of precipitation is typically accumulated. In Hartburg, during the entire year, the rain falls for 171.5 days and collects up to 31.73" (806mm) of precipitation.Snowfall
In Hartburg, snow does not fall in February through November.Daylight
In September, the average length of the day in Hartburg is 12h and 20min.On the first day of the month, sunrise is at 6:52 am and sunset at 7:37 pm. On the last day of September, sunrise is at 7:08 am and sunset at 7:01 pm CDT.
Sunshine
In Hartburg, Texas, the average sunshine in September is 9.5h.UV index
In Hartburg, 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 the ordinary person.Note: In September, the maximum UV index of 6 transforms into these recommendations:
Inhibit overexposure. Warding off sun damage is of utmost importance. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Frequently asked questions
How hot is September in Hartburg?
What is the average humidity in September in Hartburg?
How many days does it rain in September in Hartburg?
When it does not snow in Hartburg?
What is the average length of the day in September in Hartburg?
When are sunrise and sunset in September in Hartburg?
How many hours of sunshine does Hartburg have in September?
What is the UV index intensity in September in Hartburg?
Average temperature in September
Hartburg, TX
- Average high temperature in September: 87.8°F
The warmest month (with the highest average high temperature) is August (91.9°F).
The month with the lowest average high temperature is January (59.5°F).
- Average low temperature in September: 72.1°F
The month with the highest average low temperature is July (76.8°F).
The coldest month (with the lowest average low temperature) is January (45°F).
Average pressure in September
Hartburg, TX
- Average pressure in September: 29.95"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Hartburg, TX
- Average wind speed in September: 6.3mph
The windiest month (with the highest average wind speed) is April (9.2mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).
Average humidity in September
Hartburg, TX
- Average humidity in September: 76%
The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is October (72%).
Average rainfall in September
Hartburg, TX
- Average rainfall in September: 3.39"
The wettest month (with the highest rainfall) is August (5.47").
The driest months (with the least rainfall) are February and March (1.54").
Average rainfall days in September
Hartburg, TX
- Average rainfall days in September: 17.8 days
The month with the highest number of rainy days is August (22.3 days).
The month with the least rainy days is November (9.5 days).
Average snowfall in September
Hartburg, TX
- Average snowfall in September: 0"
The month with the highest snowfall is January (0.16").
The months with the least snowfall are February, March, April, May, June, July, August, September, October and November (0").
Average snowfall days in September
Hartburg, TX
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (0.4 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
Hartburg, TX
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).
- Average sunshine in September: 9h and 3min
The months with the most sunshine are June and August (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).
Average sunshine days in September
Hartburg, TX
- Average sunshine days in September: 9.9 days
The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is August (6.8 days).
Average UV index in September
Hartburg, 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
Hartburg, TX
- Average cloud cover in September: 29
The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is October (Cloud cover 26).
Average visibility in September
Hartburg, 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).
Hartburg, Texas, USA
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