September weather forecast
Prairie Lea, TX

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Weather in September

September, the first month of the autumn in Prairie Lea, is still a tropical month, with an average temperature varying between 89.2°F (31.8°C) and 71.1°F (21.7°C).

Temperature

The onset of September aligns with a soft reduction in the average high-temperature, gently falling from a torrid 96.8°F (36°C) in August to a hot 89.2°F (31.8°C). An average low-temperature of 71.1°F (21.7°C) is common during the nights of September.

Heat index

During September, the heat index is calculated to be a blisteringly hot 104°F (40°C). Use additional protective measures, heat cramps and heat exhaustion are possible outcomes. Continuous activity might lead to heatstroke.
Take into consideration that the heat index values are calculated for shade and light wind conditions. The heat index has the possibility to be enhanced by 15 Fahrenheit (8 Celsius) degrees when there is direct sun exposure.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', determines the feeling of heat when you account for the relative humidity. An individual's temperature experience can be influenced by extra factors, including metabolic differences, activity levels, and clothing. Remember, direct sunlight exposure can heighten the heat impact and might increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Kids frequently fail to realize the necessity for resting and hydrating. Thirst is an advanced indication of dehydration - hence, maintaining hydration, especially during extended physical activities, becomes essential.
The process of perspiration is vital for the human body to get rid of excess warmth by allowing sweat to evaporate. When the level of relative humidity is elevated, evaporation diminishes, causing more warmth to be retained in the body than in dry air. Accumulating more heat than the body can dissipate leads to an uptick in body temperature, with potential heat stress consequences.

Humidity

The average relative humidity in September is 70%.

Rainfall

In Prairie Lea, during September, the rain falls for 15.5 days and regularly aggregates up to 2.01" (51mm) of precipitation. Throughout the year, there are 133.4 rainfall days, and 15.12" (384mm) of precipitation is accumulated.

Snowfall

In Prairie Lea, snow does not fall in March through November.

Daylight

In September, the average length of the day is 12h and 20min.
On the first day of the month, sunrise is at 7:08 am and sunset at 7:52 pm. On the last day of September, sunrise is at 7:24 am and sunset at 7:17 pm CDT.

Sunshine

In September, the average sunshine in Prairie Lea is 8.5h.

UV index

The average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum daily UV index of 6 during September translates into the following directions:
Elude overexposure. Fair-skinned people could get burnt in less than 20 minutes. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
Updated: Aug 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it hot during September?

In September, the average high-temperature and low-temperature are 89.2°F (31.8°C) and 71.1°F (21.7°C) respectively. In September, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines relative humidity and air temperature, is calculated to be 104°F (40°C).

What is the average humidity in September?

In September, the average relative humidity in Prairie Lea is 70%.

How much does it rain in September?

In September, the rain falls for 15.5 days. Throughout September, 2.01" (51mm) of precipitation is accumulated.

When it does not snow?

In Prairie Lea, snow does not fall in March through November.

What is the average length of the day in September?

In Prairie Lea, the average day length in September is 12h and 20min.

What time are sunrise and sunset in September?

On the first day of September, sunrise is at 7:08 am and sunset at 7:52 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 7:17 pm CDT.

How many hours of sunshine does Prairie Lea have in September?

In Prairie Lea, the average sunshine duration in September is 8.5h.

What is the UV index reading in September?

In September, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Prairie Lea, TX

Average temperature in September - Prairie Lea, TX
  • Average high temperature in September: 89.2°F

The warmest month (with the highest average high temperature) is August (96.8°F).
The month with the lowest average high temperature is January (60.8°F).

  • Average low temperature in September: 71.1°F

The month with the highest average low temperature is August (75.6°F).
The coldest month (with the lowest average low temperature) is January (44.1°F).

Average pressure in September
Prairie Lea, TX

Average pressure in September - Prairie Lea, TX
  • Average pressure in September: 29.95"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The months with the lowest atmospheric pressure are May and June (29.91"Hg).

Average wind speed in September
Prairie Lea, TX

Average wind speed in September - Prairie Lea, TX
  • Average wind speed in September: 5.9mph

The windiest months (with the highest average wind speed) are February and March (8.5mph).
The calmest month (with the lowest average wind speed) is September (5.9mph).

Average humidity in September
Prairie Lea, TX

Average humidity in September - Prairie Lea, TX
  • Average humidity in September: 70%

The month with the highest relative humidity is May (77%).
The month with the lowest relative humidity is August (63%).

Average rainfall in September
Prairie Lea, TX

Average rainfall in September - Prairie Lea, TX
  • Average rainfall in September: 2.01"

The wettest month (with the highest rainfall) is May (2.72").
The driest month (with the least rainfall) is February (0.43").

Average rainfall days in September
Prairie Lea, TX

Average rainfall days in September - Prairie Lea, TX
  • Average rainfall days in September: 15.5 days

The month with the highest number of rainy days is September (15.5 days).
The month with the least rainy days is January (7.9 days).

Average snowfall in September
Prairie Lea, TX

Average snowfall in September - Prairie Lea, TX
  • Average snowfall in September: 0"

The month with the highest snowfall is January (0.08").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").

Average snowfall days in September
Prairie Lea, TX

Average snowfall days in September - Prairie Lea, TX
  • Average snowfall days in September: 0 days

The months with the highest number of snowfall days are January, February and December (0.3 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
Prairie Lea, TX

Average daylight in September / Average sunshine in September - Prairie Lea, TX
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 0min).
The month with the shortest days is December (Average daylight: 10h and 18min).

  • Average sunshine in September: 8h and 3min

The months with the most sunshine are July and August (Average sunshine: 10h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).

Average sunshine days in September
Prairie Lea, TX

Average sunshine days in September - Prairie Lea, TX
  • Average sunshine days in September: 12.6 days

The month with the most sunshine days is January (20.3 days).
The month with the least sunshine days is June (12.4 days).

Average UV index in September
Prairie Lea, TX

Average UV index in September - Prairie Lea, TX
  • Average UV index in September: 6

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 3).

Average cloud cover in September
Prairie Lea, TX

Average cloud cover in September - Prairie Lea, TX
  • Average cloud cover in September: 33

The month with the most cloud cover is March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 26).

Average visibility in September
Prairie Lea, TX

Average visibility in September - Prairie Lea, TX
  • Average visibility in September: 6mi

The months with the highest visibility are January, February, March, July, August, September, October, November and December (6mi).
The months with the lowest visibility are April, May and June (5mi).

Prairie Lea, Texas, USA

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