September weather forecast
Seminole, TX

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Weather in September

September, the first month of the autumn in Seminole, is still a warm month, with temperature in the range of an average low of 66°F (18.9°C) and an average high of 84.2°F (29°C).

Temperature

September brings a minor decrease, with the average high-temperature reducing from a tropical 93.2°F (34°C) in August to a warm 84.2°F (29°C). Throughout September, Seminole registers a consistent average low-temperature of 66°F (18.9°C).

Heat index

In September, the heat index is estimated at a tropical 86°F (30°C). Persisting in activity during long-term exposure might induce weariness, with subsequent heat cramps.
Heat index data is primarily for areas with shade and subjected to light winds. Uninterrupted exposure to the sun may boost the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is an indicator that blends the effects of temperature and humidity to depict perceived warmth. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. It is essential to be conscious of the fact that direct sunlight can intensify the felt heat, leading to an elevation in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Young ones regularly neglect the requirement for rest and fluid replenishment. Thirst is a late stage of dehydration - so, it is necessary to keep hydrated, particularly during extended periods of physical exertion.

Humidity

The most humid month is September, with an average relative humidity of 54%.

Rainfall

September is the month with the most rainfall in Seminole. Rain falls for 11.8 days and accumulates 2.2" (56mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

The average length of the day in September is 12h and 22min.
On the first day of the month, sunrise is at 7:25 am and sunset at 8:14 pm. On the last day of September, in Seminole, Texas, sunrise is at 7:44 am and sunset at 7:36 pm CDT.

Sunshine

The average sunshine in September in Seminole is 9.1h.

UV index

In Seminole, the average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for average individuals.
Note: The maximum daily UV index of 6 in September interprets into the following recommendations:
Take precautions against overexposure. Fair-skinned people may get burned 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. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
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Frequently asked questions

How hot is it in Seminole in September?

The average high-temperature, in September, in Seminole, is 84.2°F (29°C), while the average low-temperature is 66°F (18.9°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines air temperature and relative humidity, in September is estimated at 86°F (30°C).

What is the most humid month in Seminole?

The most humid month in Seminole, Texas, is September, with an average relative humidity of 54%.

What is the average humidity in September in Seminole?

The average relative humidity in September in Seminole is 54%.

What is the wettest month in Seminole?

September is the month with the most rainfall in Seminole. Rain falls for 11.8 days and accumulates 2.2" (56mm) of precipitation.

How much does it rain in Seminole in September?

In Seminole, Texas, in September, during 11.8 rainfall days, 2.2" (56mm) of precipitation is typically accumulated.

When it does not snow in Seminole?

April through October are months without snowfall in Seminole.

How many hours of daylight does Seminole have in September?

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

When are sunrise and sunset in September in Seminole?

On the first day of September, sunrise is at 7:25 am and sunset at 8:14 pm. On the last day of the month, sunrise is at 7:44 am and sunset at 7:36 pm CDT.

How long on average sun shines in September in Seminole?

In Seminole, the average sunshine duration in September is 9.1h.

What is the UV index reading in September in Seminole?

In Seminole, the average daily maximum UV index in September is 6. A UV Index estimate of 6 to 7 represents a high hazard to health from unsafe 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
Seminole, TX

Average temperature in September - Seminole, TX
  • Average high temperature in September: 84.2°F

The warmest months (with the highest average high temperature) are July and August (93.2°F).
The month with the lowest average high temperature is December (54.3°F).

  • Average low temperature in September: 66°F

The month with the highest average low temperature is July (73.2°F).
The coldest month (with the lowest average low temperature) is January (36.3°F).

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Average pressure in September
Seminole, TX

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

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

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Average wind speed in September
Seminole, TX

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

The windiest month (with the highest average wind speed) is April (13.2mph).
The calmest months (with the lowest average wind speed) are August and September (9.9mph).

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Average humidity in September
Seminole, TX

Average humidity in September - Seminole, TX
  • Average humidity in September: 54%

The month with the highest relative humidity is September (54%).
The month with the lowest relative humidity is April (34%).

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Average rainfall in September
Seminole, TX

Average rainfall in September - Seminole, TX
  • Average rainfall in September: 2.2"

The wettest month (with the highest rainfall) is September (2.2").
The driest month (with the least rainfall) is February (0.28").

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Average rainfall days in September
Seminole, TX

Average rainfall days in September - Seminole, TX
  • Average rainfall days in September: 11.8 days

The month with the highest number of rainy days is September (11.8 days).
The month with the least rainy days is February (2.9 days).

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Average snowfall in September
Seminole, TX

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

The month with the highest snowfall is December (1.34").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in September
Seminole, TX

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

The month with the highest number of snowfall days is December (2.5 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in September /
Average sunshine in September
Seminole, TX

Average daylight in September / Average sunshine in September - Seminole, 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: 9h and 1min

The month with the most sunshine is June (Average sunshine: 11h and 42min).
The month with the least sunshine is December (Average sunshine: 6h and 54min).

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Average sunshine days in September
Seminole, TX

Average sunshine days in September - Seminole, TX
  • Average sunshine days in September: 15.5 days

The month with the most sunshine days is January (27.2 days).
The month with the least sunshine days is September (15.5 days).

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Average UV index in September
Seminole, TX

Average UV index in September - Seminole, 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 2).

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Average cloud cover in September
Seminole, TX

Average cloud cover in September - Seminole, TX
  • Average cloud cover in September: 23

The month with the most cloud cover is September (Cloud cover 23).
The month with the least cloud cover is June (Cloud cover 13).

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Average visibility in September
Seminole, TX

Average visibility in September - Seminole, 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).

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Seminole, Texas, USA

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