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
With the onset of September, Siddonsville's average high-temperature clocks in at a still tropical 87.8°F (31°C), showing a minor fluctuation from the previous month. During the nights in September, the temperature averages to an enjoyable 67.3°F (19.6°C).Heat index
September's heat index is evaluated at a very hot 100.4°F (38°C). Exercise heightened safety, heat cramps and heat exhaustion are probable. Persistent activity may provoke heatstroke.Remember that heat index calculations are made for conditions in the shade with light wind. With exposure to direct sunshine, the heat index could climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', arises from combining readings of air temperature and relative moisture content. Factors encompassing physical activity, clothing, and metabolic differences have a role in shaping the individual's impression of temperature. Given the impact of direct sunlight, it's noteworthy that the felt temperature can rise by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Children often fail to understand the importance of rest and rehydration. Thirst is a late manifestation of dehydration - hence, it is crucial to stay hydrated, especially during ongoing physical activities.
Perspiring is a crucial mechanism for the human body, allowing it to release excessive warmth through evaporating sweat. Under conditions of increased relative humidity, the evaporation rate lessens, causing the body to retain more heat than under less humid conditions. Excessive heat that's not properly managed leads to increased body temperatures and resultant health issues.
Humidity
The average relative humidity in September is 71%.Rainfall
September is the month with the least rainfall. Rain falls for 13.1 days and accumulates 1.26" (32mm) of precipitation.Snowfall
In Siddonsville, snow does not fall in March through October.Daylight
In September, the average length of the day is 12h and 22min.On the first day of the month, sunrise is at 6:25 am and sunset at 7:14 pm. On the last day of September, sunrise is at 6:44 am and sunset at 6:36 pm CDT.
Sunshine
In Siddonsville, the average sunshine in September is 9.1h.UV index
In September, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for the average person.Note: A maximum high UV index of 6 in September translates into the following recommendations:
Escape overexposure. People with light skin may incur burns in fewer than 20 minutes. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot does it get in September?
What is the average humidity in September?
What is the driest month?
How much does it rain in September?
When it does not snow?
How many hours of daylight does Siddonsville have in September?
When are sunrise and sunset in September?
How long on average sun shines in September?
How high is the UV index in September?
Average temperature in September
Siddonsville, AL
- Average high temperature in September: 87.8°F
The warmest month (with the highest average high temperature) is July (92.7°F).
The month with the lowest average high temperature is January (54.1°F).
- Average low temperature in September: 67.3°F
The month with the highest average low temperature is July (72.9°F).
The coldest month (with the lowest average low temperature) is January (38.5°F).
Average pressure in September
Siddonsville, AL
- Average pressure in September: 29.99"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June and August (29.97"Hg).
Average wind speed in September
Siddonsville, AL
- Average wind speed in September: 5.4mph
The windiest month (with the highest average wind speed) is February (7.5mph).
The calmest months (with the lowest average wind speed) are July and August (4.9mph).
Average humidity in September
Siddonsville, AL
- Average humidity in September: 71%
The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (68%).
Average rainfall in September
Siddonsville, AL
- Average rainfall in September: 1.26"
The wettest months (with the highest rainfall) are April and August (2.44").
The driest month (with the least rainfall) is September (1.26").
Average rainfall days in September
Siddonsville, AL
- Average rainfall days in September: 13.1 days
The month with the highest number of rainy days is July (19.5 days).
The month with the least rainy days is November (6.7 days).
Average snowfall in September
Siddonsville, AL
- Average snowfall in September: 0"
The months with the highest snowfall are January and December (0.31").
The months with the least snowfall are March, April, May, June, July, August, September and October (0").
Average snowfall days in September
Siddonsville, AL
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (0.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Siddonsville, AL
- 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: 10h and 30min).
The months with the least sunshine are February and December (Average sunshine: 4h and 48min).
Average sunshine days in September
Siddonsville, AL
- Average sunshine days in September: 14.5 days
The month with the most sunshine days is November (21.8 days).
The month with the least sunshine days is July (9.2 days).
Average UV index in September
Siddonsville, AL
- 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).
Average cloud cover in September
Siddonsville, AL
- Average cloud cover in September: 31
The months with the most cloud cover are February and December (Cloud cover 48).
The month with the least cloud cover is October (Cloud cover 30).
Average visibility in September
Siddonsville, AL
- 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).
Siddonsville, Alabama, USA
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