September weather forecast
McAdoo, TX

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Weather in September

September, the first month of the autumn in McAdoo, is still a warm month, with an average temperature fluctuating between 84°F (28.9°C) and 65.1°F (18.4°C).

Temperature

McAdoo's September weather features a mild decline in high-temperatures, reducing from a hot 93.4°F (34.1°C) in August to a moderately hot 84°F (28.9°C). Throughout September, McAdoo records an average temperature of 65.1°F (18.4°C) at night.

Heat index

During September, the heat index is calculated to be a tropical 86°F (30°C). Remaining active during long-lasting exposure could cause fatigue, leading to heat cramps.
Heat index values are typically calculated for conditions of shade and a light breeze. Exposing to direct sunshine may enhance heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is an indicator that blends the effects of temperature and humidity to depict perceived warmth. An individual's perception of weather can be swayed by a variety of elements including metabolic differences, pregnancy status, and their level of physical exertion. The sun, when shining directly, can have a significant impact on the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Juveniles often do not understand the need to recuperate and rehydrate. Thirst is a delayed symptom of dehydration - hence, it is vital to maintain hydration, particularly during ongoing physical activities.

Humidity

The most humid month is September, with an average relative humidity of 57%.

Rainfall

The month with the most rainfall is September, when the rain falls for 13.1 days and typically aggregates up to 2.44" (62mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

In McAdoo, the average length of the day in September is 12h and 22min.
On the first day of the month, sunrise is at 7:18 am and sunset at 8:09 pm. On the last day of September, sunrise is at 7:38 am and sunset at 7:29 pm CDT.

Sunshine

The average sunshine in September is 8.9h.

UV index

In McAdoo, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: A maximum high UV index of 5 in September translates into the following recommendations:
Be vigilant - Preventing sunburn is recommended. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Updated: Aug 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot does it get in September?

September temperatures vary between a high-temperature of 84°F (28.9°C) and a low-temperature of 65.1°F (18.4°C). In September, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 86°F (30°C).

What is the most humid month?

The most humid month in McAdoo is September, with an average relative humidity of 57%.

What is the average humidity in September?

The average relative humidity in September is 57%.

What is the wettest month?

September is the month with the most rainfall. Rain falls for 13.1 days and accumulates 2.44" (62mm) of precipitation.

How many days does it rain in September?

In McAdoo, in September, it is raining for 13.1 days, with typically 2.44" (62mm) of accumulated precipitation.

When it does not snow?

May through September are months without snowfall.

Does it snow in September?

In McAdoo, in September, it doesn't snow. In October, it regularly snows.

What is the average length of the day in September?

The average day length in September is 12h and 22min.

When is the sunrise / sunset in September in McAdoo?

On the first day of September, sunrise is at 7:18 am and sunset at 8:09 pm. On the last day of the month, sunrise is at 7:38 am and sunset at 7:29 pm CDT.

How long on average sun shines in September?

In McAdoo, the average sunshine duration in September is 8.9h.

What is the UV index reading in September?

In September, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate health threat from exposure to the Sun's UV radiation.
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
McAdoo, TX

Average temperature in September - McAdoo, TX
  • Average high temperature in September: 84°F

The warmest month (with the highest average high temperature) is August (93.4°F).
The month with the lowest average high temperature is December (52.7°F).

  • Average low temperature in September: 65.1°F

The month with the highest average low temperature is July (73.4°F).
The coldest month (with the lowest average low temperature) is January (34.3°F).

Average pressure in September
McAdoo, TX

Average pressure in September - McAdoo, TX
  • Average pressure in September: 29.96"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

Average wind speed in September
McAdoo, TX

Average wind speed in September - McAdoo, TX
  • Average wind speed in September: 9.9mph

The windiest month (with the highest average wind speed) is April (13.5mph).
The calmest month (with the lowest average wind speed) is August (9.8mph).

Average humidity in September
McAdoo, TX

Average humidity in September - McAdoo, TX
  • Average humidity in September: 57%

The month with the highest relative humidity is September (57%).
The month with the lowest relative humidity is April (43%).

Average rainfall in September
McAdoo, TX

Average rainfall in September - McAdoo, TX
  • Average rainfall in September: 2.44"

The wettest month (with the highest rainfall) is September (2.44").
The driest month (with the least rainfall) is February (0.39").

Average rainfall days in September
McAdoo, TX

Average rainfall days in September - McAdoo, TX
  • Average rainfall days in September: 13.1 days

The month with the highest number of rainy days is September (13.1 days).
The month with the least rainy days is January (2.8 days).

Average snowfall in September
McAdoo, TX

Average snowfall in September - McAdoo, TX
  • Average snowfall in September: 0"

The month with the highest snowfall is February (1.77").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in September
McAdoo, TX

Average snowfall days in September - McAdoo, TX
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (2.8 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
McAdoo, TX

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

The month with the longest days is June (Average daylight: 14h and 24min).
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 June (Average sunshine: 11h and 30min).
The month with the least sunshine is December (Average sunshine: 6h and 48min).

Average sunshine days in September
McAdoo, TX

Average sunshine days in September - McAdoo, TX
  • Average sunshine days in September: 14.9 days

The month with the most sunshine days is January (26.9 days).
The month with the least sunshine days is September (14.9 days).

Average UV index in September
McAdoo, TX

Average UV index in September - McAdoo, TX
  • Average UV index in September: 5

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 2).

Average cloud cover in September
McAdoo, TX

Average cloud cover in September - McAdoo, TX
  • Average cloud cover in September: 24

The month with the most cloud cover is September (Cloud cover 24).
The month with the least cloud cover is August (Cloud cover 15).

Average visibility in September
McAdoo, TX

Average visibility in September - McAdoo, 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).

McAdoo, Texas, USA

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