September weather forecast
Bayview, TX

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Weather in September

September, the first month of the autumn in Bayview, is still a hot month, with an average temperature varying between 79.5°F (26.4°C) and 88°F (31.1°C).

Temperature

The transition into September marks the average high-temperature at a still tropical 88°F (31.1°C), differing minimally from August's 90.9°F (32.7°C). Bayview observes a consistent average low-temperature of 79.5°F (26.4°C) throughout September nights.

Heat index

The heat index value for September is calculated to be a very hot 100.4°F (38°C). Take more caution, heat exhaustion and heat cramps may occur. Long-lasting activity may cause heatstroke.
Given the heat index, its values are aligned with shaded sites and gentle winds. The heat index might be elevated by 15 Fahrenheit (8 Celsius) degrees due to direct sun exposure.
Note: The heat index, also known as 'real feel' or 'felt air temperature', melds the effects of warmth and moisture to generate a feeling of heat. This effect tends to be personal, with the weather perception differing among individuals due to variations in body mass, height, and exertion. In direct sunlight, the heat's impact can be heightened, potentially leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Young ones often do not realize the necessity to rest and replenish their fluids. Thirst is a delayed indication of dehydration - keeping hydrated, particularly in prolonged physical activity, is crucial.
Perspiration, which is the evaporation of sweat, is a primary way the human body manages and dispels excessive warmth. Greater relative humidity lessens the rate of evaporation, thus decreasing the body's heat dispersal, which gives rise to a sensation of overheating. The body faces dehydration threats when its cooling efforts are outpaced by excessive heat gain.

Humidity

The average relative humidity in September in Bayview is 72%.

Rainfall

The month with the most rainfall is September, when the rain falls for 16.6 days and typically aggregates up to 2.36" (60mm) of precipitation.

Snowfall

In Bayview, snow does not fall in January, March through December.

Daylight

In September, the average length of the day is 12h and 18min.
On the first day of September in Bayview, sunrise is at 7:09 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 7:16 pm CDT.

Sunshine

The average sunshine in September in Bayview is 9h.

UV index

The months with the highest UV index are April through September, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for average individuals.
Note: The maximum daily UV index of 7 in September interprets into the following recommendations:
Shield from overexposure. Defense against sun-related harm is required. 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. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
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Frequently asked questions

Is it hot in Bayview during September?

In September, in Bayview, the average high-temperature is 88°F (31.1°C), and the average low-temperature is 79.5°F (26.4°C). In September, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines air temperature and relative humidity, is calculated to be 100.4°F (38°C).

What is the average humidity in September in Bayview?

In Bayview, the average relative humidity in September is 72%.

What is the rainiest month in Bayview?

September is the month with the most rainfall in Bayview. Rain falls for 16.6 days and accumulates 2.36" (60mm) of precipitation.

How much does it rain in Bayview in September?

In Bayview, Texas, in September, it is raining for 16.6 days, with typically 2.36" (60mm) of accumulated precipitation.

When it does not snow in Bayview?

January, March through December are months without snowfall in Bayview, Texas.

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

In Bayview, Texas, the average day length in September is 12h and 18min.

When is the sunrise / sunset in September in Bayview?

In September, on the first day of the month, sunrise is at 7:09 am and sunset at 7:48 pm. On the last day of the month, in Bayview, Texas, sunrise is at 7:21 am and sunset at 7:16 pm CDT.

How many hours of sunshine does Bayview have in September?

In September, the average sunshine duration is 9h.

What are the months with the highest UV index in Bayview?

The months with the highest UV index are April through September, with an average maximum UV index of 7.

How high is the UV index in September in Bayview?

In Bayview, the average daily maximum UV index in September is 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Bayview, TX

Average temperature in September - Bayview, TX
  • Average high temperature in September: 88°F

The warmest month (with the highest average high temperature) is August (90.9°F).
The month with the lowest average high temperature is January (67.6°F).

  • Average low temperature in September: 79.5°F

The month with the highest average low temperature is August (80.8°F).
The coldest month (with the lowest average low temperature) is January (57.7°F).

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Average pressure in September
Bayview, TX

Average pressure in September - Bayview, TX
  • Average pressure in September: 29.91"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The months with the lowest atmospheric pressure are May and June (29.88"Hg).

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Average wind speed in September
Bayview, TX

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

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

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Average humidity in September
Bayview, TX

Average humidity in September - Bayview, TX
  • Average humidity in September: 72%

The month with the highest relative humidity is May (77%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in September
Bayview, TX

Average rainfall in September - Bayview, TX
  • Average rainfall in September: 2.36"

The wettest month (with the highest rainfall) is September (2.36").
The driest month (with the least rainfall) is April (0.39").

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Average rainfall days in September
Bayview, TX

Average rainfall days in September - Bayview, TX
  • Average rainfall days in September: 16.6 days

The month with the highest number of rainy days is September (16.6 days).
The month with the least rainy days is February (7.7 days).

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Average snowfall days in September
Bayview, TX

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

The month with the highest number of snowfall days is February (0.1 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October, November and December (0 days).

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

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

The month with the longest days is June (Average daylight: 13h and 42min).
The month with the shortest days is December (Average daylight: 10h and 30min).

  • Average sunshine in September: 9h and 0min

The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).

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Average sunshine days in September
Bayview, TX

Average sunshine days in September - Bayview, TX
  • Average sunshine days in September: 10.2 days

The month with the most sunshine days is March (21.7 days).
The month with the least sunshine days is September (10.2 days).

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Average UV index in September
Bayview, TX

Average UV index in September - Bayview, TX
  • Average UV index in September: 7

The months with the highest UV index are April, May, June, July, August and September (UV index 7).
The month with the lowest UV index is December (UV index 4).

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Average cloud cover in September
Bayview, TX

Average cloud cover in September - Bayview, TX
  • Average cloud cover in September: 29

The month with the most cloud cover is December (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 19).

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Average visibility in September
Bayview, TX

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

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