September weather forecast
Rye, TX

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Weather in September

September, the first month of the autumn in Rye, is still a hot month, with an average temperature varying between 89.4°F (31.9°C) and 69.4°F (20.8°C).

Temperature

The move into September indicates a slight reduction in the average high-temperature, down from August's sweltering 95.9°F (35.5°C) to a tropical 89.4°F (31.9°C). Throughout September nights, Rye registers an average low-temperature of 69.4°F (20.8°C).

Heat index

The heat index in September is calculated to be an extremely hot 107.6°F (42°C). Take additional safety steps, risk of heat exhaustion and heat cramps is notable. Prolonged activity may cause heatstroke.
Data suggests that the heat index is set for environments in shade and with a light wind. Direct sunlight exposure may cause a 15 Fahrenheit (8 Celsius) degrees rise in the heat index.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is achieved by amalgamating air temperature with the relative humidity readings. Depending on the activity and the individual's heat perception, which may vary due to factors including wind, clothing, and metabolic variations, this effect remains subjective. Given the impact of direct sunlight, it's noteworthy that the felt temperature can rise by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Youngsters frequently overlook the need for breaks and fluid intake. Thirst is an advanced sign of dehydration - thereby highlighting the importance of keeping hydrated, particularly during long physical activities.
The innate cooling system of the human body revolves around perspiration, with the evaporation of sweat being central to this process. When air moisture content is high, the cooling process through evaporation is not as efficient, leading to an ineffective body cooling process and a feeling of overheating. Overheating dangers loom when the body's heat release mechanisms are overshadowed by excessive gain.

Humidity

In Rye, the average relative humidity in September is 76%.

Rainfall

In September, in Rye, the rain falls for 17.7 days. Throughout September, 3.9" (99mm) of precipitation is accumulated. Throughout the year, in Rye, there are 172.3 rainfall days, and 35.24" (895mm) of precipitation is accumulated.

Snowfall

March through November are months without snowfall in Rye.

Daylight

In Rye, the average length of the day in September is 12h and 20min.
On the first day of the month, sunrise is at 6:56 am and sunset at 7:41 pm. On the last day of September, sunrise is at 7:12 am and sunset at 7:05 pm CDT.

Sunshine

The average sunshine in September in Rye is 8.3h.

UV index

In September, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: In September, a regular UV index of 6 translates into these guidelines:
Stay clear of intense sun exposure. Solar protection is of utmost significance. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
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Frequently asked questions

How hot is it in Rye in September?

An average high-temperature, in September, in Rye, is 89.4°F (31.9°C) and the average low-temperature is 69.4°F (20.8°C). In September, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is calculated to be 107.6°F (42°C).

What is the average humidity in September in Rye?

In September, the average relative humidity is 76%.

How many days does it rain in September in Rye?

In Rye, Texas, in September, during 17.7 rainfall days, 3.9" (99mm) of precipitation is typically accumulated.

When it does not snow in Rye?

In Rye, Texas, snow does not fall in March through November.

How many hours of daylight does Rye have in September?

The average day length in September in Rye, Texas, is 12h and 20min.

When is the sunrise / sunset in September in Rye?

On the first day of September, sunrise is at 6:56 am and sunset at 7:41 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 7:05 pm CDT.

How many hours of sunshine does Rye have in September?

In September, the average sunshine duration in Rye, Texas, is 8.3h.

What is the UV index intensity in September in Rye?

The average daily maximum UV index in September in Rye is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability 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
Rye, TX

Average temperature in September - Rye, TX
  • Average high temperature in September: 89.4°F

The warmest month (with the highest average high temperature) is August (95.9°F).
The month with the lowest average high temperature is January (59.2°F).

  • Average low temperature in September: 69.4°F

The month with the highest average low temperature is July (74.1°F).
The coldest month (with the lowest average low temperature) is January (42.1°F).

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Average pressure in September
Rye, TX

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

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in September
Rye, TX

Average wind speed in September - Rye, TX
  • Average wind speed in September: 4.7mph

The windiest month (with the highest average wind speed) is April (6.6mph).
The calmest months (with the lowest average wind speed) are July, August and September (4.7mph).

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Average humidity in September
Rye, TX

Average humidity in September - Rye, TX
  • Average humidity in September: 76%

The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are August and October (73%).

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Average rainfall in September
Rye, TX

Average rainfall in September - Rye, TX
  • Average rainfall in September: 3.9"

The wettest month (with the highest rainfall) is May (4.02").
The driest month (with the least rainfall) is November (2.09").

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Average rainfall days in September
Rye, TX

Average rainfall days in September - Rye, TX
  • Average rainfall days in September: 17.7 days

The month with the highest number of rainy days is September (17.7 days).
The month with the least rainy days is October (11.5 days).

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Average snowfall in September
Rye, TX

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

The month with the highest snowfall is January (0.39").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").

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Average snowfall days in September
Rye, TX

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

The month with the highest number of snowfall days is January (0.5 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).

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

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

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

  • Average sunshine in September: 8h and 2min

The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is December (Average sunshine: 4h and 42min).

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Average sunshine days in September
Rye, TX

Average sunshine days in September - Rye, TX
  • Average sunshine days in September: 10.6 days

The month with the most sunshine days is October (17.6 days).
The month with the least sunshine days is September (10.6 days).

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Average UV index in September
Rye, TX

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

The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).

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Average cloud cover in September
Rye, TX

Average cloud cover in September - Rye, TX
  • Average cloud cover in September: 39

The month with the most cloud cover is February (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 35).

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Average visibility in September
Rye, TX

Average visibility in September - Rye, TX
  • Average visibility in September: 5mi

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

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Rye, Texas, USA

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