September weather forecast
Monahans, TX

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The scenic dry setting up the hills in the Sandhill State Park of Monahan
The scenic dry setting up the hills in the Sandhill State Park of Monahan's region, Texas

Weather in September

The first month of the autumn, September, is still a tropical month in Monahans, Texas, with an average temperature varying between 70.2°F (21.2°C) and 87.8°F (31°C).

Temperature

September heralds a minor drop in average high-temperature, sliding from August's fiery hot 96.3°F (35.7°C) to a tropical 87.8°F (31°C). Monahans reports an average nighttime low-temperature of 70.2°F (21.2°C) in September.

Heat index

The heat index in September is appraised at a hot 89.6°F (32°C). If one endures exposure and continues to be active, it might result in tiredness and heat cramps.
The standards for the heat index are set for locations in shade and under light 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 'real feel' or 'felt air temperature', marries air temperature and humidity to produce a value illustrating perceived warmth. A person's impression of weather can be shaped by many aspects, among them metabolic variations, pregnancy, and levels of physical activity. Given direct exposure to sunlight, one might experience a rise in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Typically, young kids are at a higher risk than adults since they sweat less. Also, the larger skin surface in proportion to their small bodies and the heightened heat production due to their active nature adds to their vulnerability.

Humidity

September and December, with an average relative humidity of 49%, are the most humid months.

Rainfall

In Monahans, in September, it is raining for 10 days, with typically 0.94" (24mm) of accumulated precipitation. Throughout the year, in Monahans, there are 63.3 rainfall days, and 6.61" (168mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall.

Daylight

In Monahans, Texas, the average length of the day in September is 12h and 21min.
On the first day of September in Monahans, Texas, sunrise is at 7:27 am and sunset at 8:14 pm. On the last day of the month, sunrise is at 7:45 am and sunset at 7:37 pm CDT.

Sunshine

The average sunshine in September in Monahans is 9.2h.

UV index

In Monahans, the average daily maximum UV index in September is 6. A UV Index of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: In September, the UV index of 6 transforms into the following advice:
Steer clear of overexposure. Fair-skinned individuals can be scorched in less than 20 minutes. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. During bright days, sunglasses that offer UVA and UVB defense are recommended.
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Frequently asked questions

Is it hot in Monahans during September?

In September, in Monahans, the average high-temperature is 87.8°F (31°C), and the average low-temperature is 70.2°F (21.2°C). In September, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is appraised at 89.6°F (32°C).

What is the most humid month in Monahans?

The months with the highest humidity are September and December, with an average relative humidity of 49%.

What is the average humidity in September in Monahans?

The average relative humidity in September in Monahans, Texas, is 49%.

How much does it rain in Monahans in September?

In Monahans, Texas, during September, the rain falls for 10 days and regularly aggregates up to 0.94" (24mm) of precipitation.

When it does not snow in Monahans?

April through October are months without snowfall.

What is the average length of the day in September in Monahans?

In September, the average day length in Monahans is 12h and 21min.

When is the sunrise / sunset in September in Monahans?

In September, on the first day of the month, sunrise is at 7:27 am and sunset at 8:14 pm. On the last day of the month, in Monahans, Texas, sunrise is at 7:45 am and sunset at 7:37 pm CDT.

How many hours of sunshine does Monahans have in September?

The average sunshine duration in September in Monahans, Texas, is 9.2h.

What is the UV index reading in September in Monahans?

In Monahans, Texas, the average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high health vulnerability 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
Monahans, TX

Average temperature in September - Monahans, TX
  • Average high temperature in September: 87.8°F

The warmest month (with the highest average high temperature) is June (96.4°F).
The month with the lowest average high temperature is December (58.3°F).

  • Average low temperature in September: 70.2°F

The month with the highest average low temperature is August (77°F).
The coldest month (with the lowest average low temperature) is January (39.4°F).

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Average pressure in September
Monahans, TX

Average pressure in September - Monahans, 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).

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Average wind speed in September
Monahans, TX

Average wind speed in September - Monahans, TX
  • Average wind speed in September: 10.6mph

The windiest month (with the highest average wind speed) is June (13.2mph).
The calmest month (with the lowest average wind speed) is December (8.9mph).

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Average humidity in September
Monahans, TX

Average humidity in September - Monahans, TX
  • Average humidity in September: 49%

The months with the highest relative humidity are September and December (49%).
The month with the lowest relative humidity is April (31%).

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Average rainfall in September
Monahans, TX

Average rainfall in September - Monahans, TX
  • Average rainfall in September: 0.94"

The wettest month (with the highest rainfall) is May (1.1").
The driest month (with the least rainfall) is February (0.08").

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Average rainfall days in September
Monahans, TX

Average rainfall days in September - Monahans, TX
  • Average rainfall days in September: 10 days

The month with the highest number of rainy days is September (10 days).
The month with the least rainy days is February (1.9 days).

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Average snowfall in September
Monahans, TX

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

The months with the highest snowfall are November and December (0.31").
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
Monahans, TX

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

The month with the highest number of snowfall days is December (1 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
Monahans, TX

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

The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).

  • Average sunshine in September: 9h and 1min

The month with the most sunshine is June (Average sunshine: 11h and 48min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).

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Average sunshine days in September
Monahans, TX

Average sunshine days in September - Monahans, TX
  • Average sunshine days in September: 18.1 days

The month with the most sunshine days is January (27.8 days).
The month with the least sunshine days is September (18.1 days).

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Average UV index in September
Monahans, TX

Average UV index in September - Monahans, TX
  • Average UV index in September: 6

The month with the highest UV index is July (UV index 8).
The month with the lowest UV index is December (UV index 3).

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Average cloud cover in September
Monahans, TX

Average cloud cover in September - Monahans, TX
  • Average cloud cover in September: 20

The month with the most cloud cover is September (Cloud cover 20).
The month with the least cloud cover is June (Cloud cover 12).

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Average visibility in September
Monahans, TX

Average visibility in September - Monahans, 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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Monahans, Texas, USA

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