Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
The arrival of September is marked by a minor reduction in average high-temperature, sliding from a tropical 91.9°F (33.3°C) in August to a warm 83.3°F (28.5°C). September witnesses an average nighttime temperature of 63.1°F (17.3°C).Heat index
In September, the average heat index is calculated to be a hot 86°F (30°C). Enduring exposure and continuous activity might cause a feeling of tiredness and induce heat cramps.Data suggests that the heat index is set for environments in shade and with a light wind. An exposure to direct sunlight may lift the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', evaluates the perceived heat by adding the effect of moisture in the air. Elements such as metabolic variations, being pregnant, and physical activity can impact one's weather perception. Always consider that direct sunlight exposure might heighten the heat's effects, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Young ones generally face higher dangers than adults since they sweat less. Along with their large skin surface area compared totheir small bodies and increased heat production from their activities, the risks are heightened.
Humidity
The most humid month is September, with an average relative humidity of 57%.Rainfall
September is the month with the most rainfall. Rain falls for 12.3 days and accumulates 2.36" (60mm) of precipitation.Snowfall
In Shallowater, snow does not fall in May through September.Daylight
In September, the average length of the day is 12h and 22min.On the first day of the month, sunrise is at 7:22 am and sunset at 8:13 pm. On the last day of September, in Shallowater, sunrise is at 7:42 am and sunset at 7:33 pm CDT.
Sunshine
In September, the average sunshine is 9h.UV index
In September, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for average individuals.Note: In September, an average UV index of 6 transforms into the following instructions:
Dodge overexposure. Fair-skinned people can get singed in less than 20 minutes. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is it in September?
What is the most humid month?
What is the average humidity in September?
What is the rainiest month?
How many days does it rain in September?
When it does not snow?
Does it snow in September?
How many hours of daylight does Shallowater have in September?
What time are sunrise and sunset in September?
How many hours of sunshine does Shallowater have in September?
How high is the UV index in September?
Average temperature in September
Shallowater, TX
- Average high temperature in September: 83.3°F
The warmest month (with the highest average high temperature) is July (92.3°F).
The month with the lowest average high temperature is December (52.5°F).
- Average low temperature in September: 63.1°F
The month with the highest average low temperature is July (71.8°F).
The coldest month (with the lowest average low temperature) is January (33.4°F).
Average pressure in September
Shallowater, 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).
Average wind speed in September
Shallowater, TX
- Average wind speed in September: 9.6mph
The windiest month (with the highest average wind speed) is April (13.2mph).
The calmest month (with the lowest average wind speed) is August (9.3mph).
Average humidity in September
Shallowater, TX
- Average humidity in September: 57%
The month with the highest relative humidity is September (57%).
The month with the lowest relative humidity is April (38%).
Average rainfall in September
Shallowater, 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 February (0.35").
Average rainfall days in September
Shallowater, TX
- Average rainfall days in September: 12.3 days
The month with the highest number of rainy days is September (12.3 days).
The month with the least rainy days is January (2.8 days).
Average snowfall in September
Shallowater, TX
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.69").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Shallowater, TX
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Shallowater, TX
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in September: 9h and 0min
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 48min).
Average sunshine days in September
Shallowater, TX
- Average sunshine days in September: 15.6 days
The month with the most sunshine days is January (27.3 days).
The month with the least sunshine days is September (15.6 days).
Average UV index in September
Shallowater, 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).
Average cloud cover in September
Shallowater, TX
- Average cloud cover in September: 24
The month with the most cloud cover is September (Cloud cover 24).
The month with the least cloud cover is June (Cloud cover 14).
Average visibility in September
Shallowater, 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).
Shallowater, Texas, USA
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