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, the average high-temperature registers at a moderately hot 83.1°F (28.4°C), subtly different from August's 88°F (31.1°C). In Arab, the nighttime temperature averages to an enjoyable 63.1°F (17.3°C) during September.Heat index
Throughout September, the heat index is estimated at a hot 89.6°F (32°C). If exposure and activity persist, fatigue could ensue, possibly leading to heat cramps.Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. Heat index values have the potential to be boosted by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'real feel', reflects the blend of air temperature and relative humidity to give a temperature impression. The impact of weather on an individual can be subjective, affected by the person's activity and heat perception, which can vary due to elements including wind, clothing, and metabolic differences. When exposed to direct sunlight, it's possible for the heat index to increase by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Kids frequently fail to realize the necessity for resting and hydrating. Thirst is an advanced indication of dehydration - hence, maintaining hydration, especially during extended physical activities, becomes essential.
Humidity
In Arab, the average relative humidity in September is 75%.Rainfall
The month with the least rainfall in Arab is September, when the rain falls for 13.6 days and typically collects 2.32" (59mm) of precipitation.Snowfall
April through October are months without snowfall in Arab, Alabama.Daylight
The average length of the day in September in Arab is 12h and 23min.On the first day of the month, sunrise is at 6:19 am and sunset at 7:11 pm. On the last day of September, in Arab, sunrise is at 6:40 am and sunset at 6:31 pm CDT.
Sunshine
The average sunshine in September in Arab is 8.6h.UV index
The average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the average person.Note: The daily high UV index of 5 in September translates into this advice:
Put precautions into practice - Ensuring skin and eye safety is a necessity. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Frequently asked questions
How hot does it get in Arab in September?
What is the average humidity in September in Arab?
What is the driest month in Arab?
How much does it rain in Arab in September?
When it does not snow in Arab?
How many hours of daylight does Arab have in September?
When is the sunrise / sunset in September in Arab?
How long on average sun shines in September in Arab?
How high is the UV index in September in Arab?
Average temperature in September
Arab, AL
- Average high temperature in September: 83.1°F
The warmest month (with the highest average high temperature) is July (88.7°F).
The month with the lowest average high temperature is January (48.4°F).
- Average low temperature in September: 63.1°F
The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (33.4°F).
Average pressure in September
Arab, AL
- Average pressure in September: 30.02"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in September
Arab, AL
- Average wind speed in September: 4.9mph
The windiest months (with the highest average wind speed) are January, February and March (7.8mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).
Average humidity in September
Arab, AL
- Average humidity in September: 75%
The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (73%).
Average rainfall in September
Arab, AL
- Average rainfall in September: 2.32"
The wettest month (with the highest rainfall) is April (4.25").
The driest month (with the least rainfall) is September (2.32").
Average rainfall days in September
Arab, AL
- Average rainfall days in September: 13.6 days
The month with the highest number of rainy days is July (19.7 days).
The month with the least rainy days is November (9.5 days).
Average snowfall in September
Arab, AL
- Average snowfall in September: 0"
The month with the highest snowfall is January (0.83").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Arab, AL
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (1.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Arab, AL
- 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: 9h and 54min).
- Average sunshine in September: 8h and 4min
The months with the most sunshine are June and July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in September
Arab, AL
- Average sunshine days in September: 14.4 days
The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is July (9.6 days).
Average UV index in September
Arab, AL
- Average UV index in September: 5
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in September
Arab, AL
- Average cloud cover in September: 31
The month with the most cloud cover is February (Cloud cover 51).
The months with the least cloud cover are June and September (Cloud cover 31).
Average visibility in September
Arab, AL
- Average visibility in September: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Arab, Alabama, USA
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