September weather forecast
Chilton, TX

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Weather in September

The first month of the autumn, September, is still a hot month in Chilton, Texas, with an average temperature varying between 88.7°F (31.5°C) and 70.7°F (21.5°C).

Temperature

As August shifts into September, a minor alteration in temperatures is observed, with average highs reducing from a fiery hot 96.4°F (35.8°C) to a hot 88.7°F (31.5°C). During September, the average low-temperature is a pleasant 70.7°F (21.5°C).

Heat index

September's average heat index is calculated to be a fiery hot 100.4°F (38°C). Implement heightened safety measures - risk of heat exhaustion and heat cramps is increased. Prolonged activity may result in heatstroke.
Take note of the fact that heat index values are based on shaded circumstances with light airflows. In the presence of direct sunshine, the heat index could be augmented by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is achieved by amalgamating air temperature with the relative humidity readings. Elements such as metabolic variations, being pregnant, and physical activity can impact one's weather perception. Taking into account that direct sunlight can boost the heat effect, the heat index may rise by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to 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.
By perspiring, the human body can shed its excessive warmth since evaporated sweat cools it off. Under high air temperature and humidity (high heat index) conditions, perspiration is limited, and the perception of heat is increased. Inadequate heat shedding in the face of rising body temperatures hints at potential dehydration risks.

Humidity

In September, the average relative humidity is 66%.

Rainfall

In Chilton, in September, it is raining for 12.3 days, with typically 1.1" (28mm) of accumulated precipitation. In Chilton, Texas, during the entire year, the rain falls for 113.1 days and collects up to 14.17" (360mm) of precipitation.

Snowfall

January, March through December are months without snowfall.

Daylight

In September, the average length of the day is 12h and 20min.
On the first day of the month, sunrise is at 7:04 am and sunset at 7:51 pm. On the last day of September, sunrise is at 7:21 am and sunset at 7:14 pm CDT.

Sunshine

In September, the average sunshine in Chilton is 8.6h.

UV index

In September, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: The average daily UV index of 6 in September transforms into the following instructions:
Use measures and accept sun safety conventions. Guarding against skin and eye trauma is of high priority. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Updated: Aug 18, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot does it get in September?

The average high-temperature and low-temperature during September are 88.7°F (31.5°C) and 70.7°F (21.5°C) respectively. The average heat index (a.k.a. 'feels like', 'real feel'), which combines air temperature and relative humidity, in September is calculated to be 100.4°F (38°C).

What is the average humidity in September?

In Chilton, the average relative humidity in September is 66%.

How much does it rain in September?

In Chilton, in September, it is raining for 12.3 days, with typically 1.1" (28mm) of accumulated precipitation.

When it does not snow?

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

How many hours of daylight does Chilton have in September?

In Chilton, the average day length in September is 12h and 20min.

When are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 7:04 am and sunset at 7:51 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 7:14 pm CDT.

How long on average sun shines in September?

In September, the average sunshine duration is 8.6h.

What is the UV index reading in September?

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

Average temperature in September - Chilton, TX
  • Average high temperature in September: 88.7°F

The warmest month (with the highest average high temperature) is August (96.4°F).
The month with the lowest average high temperature is January (57°F).

  • Average low temperature in September: 70.7°F

The month with the highest average low temperature is August (75.7°F).
The coldest month (with the lowest average low temperature) is January (40.8°F).

Average pressure in September
Chilton, TX

Average pressure in September - Chilton, TX
  • Average pressure in September: 29.97"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in September
Chilton, TX

Average wind speed in September - Chilton, TX
  • Average wind speed in September: 6.6mph

The windiest month (with the highest average wind speed) is March (9.9mph).
The calmest month (with the lowest average wind speed) is September (6.6mph).

Average humidity in September
Chilton, TX

Average humidity in September - Chilton, TX
  • Average humidity in September: 66%

The month with the highest relative humidity is May (77%).
The month with the lowest relative humidity is August (59%).

Average rainfall in September
Chilton, TX

Average rainfall in September - Chilton, TX
  • Average rainfall in September: 1.1"

The wettest month (with the highest rainfall) is October (2.09").
The driest month (with the least rainfall) is February (0.71").

Average rainfall days in September
Chilton, TX

Average rainfall days in September - Chilton, TX
  • Average rainfall days in September: 12.3 days

The month with the highest number of rainy days is May (12.9 days).
The month with the least rainy days is January (5.8 days).

Average snowfall in September
Chilton, TX

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

The month with the highest snowfall is February (0.08").
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").

Average snowfall days in September
Chilton, TX

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

The month with the highest number of snowfall days is February (0.6 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).

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

Average daylight in September / Average sunshine in September - Chilton, 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 12min).

  • Average sunshine in September: 8h and 4min

The month with the most sunshine is August (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).

Average sunshine days in September
Chilton, TX

Average sunshine days in September - Chilton, TX
  • Average sunshine days in September: 15.2 days

The month with the most sunshine days is January (24 days).
The month with the least sunshine days is May (14.8 days).

Average UV index in September
Chilton, TX

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

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

Average cloud cover in September
Chilton, TX

Average cloud cover in September - Chilton, TX
  • Average cloud cover in September: 30

The month with the most cloud cover is March (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 22).

Average visibility in September
Chilton, TX

Average visibility in September - Chilton, 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).

Chilton, Texas, USA

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