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 weather during September records an average high-temperature of a moderately hot 84°F (28.9°C), closely mirroring the preceding month. During the month of September, Lineville anticipates a mean low-temperature of 64°F (17.8°C).Heat index
For September, the heat index is estimated at a hot 91.4°F (33°C). More protective measures are required - heat exhaustion and heat cramps are likely. Heatstroke may follow lengthy activity.Heat index specifics point out values are for conditions of shade and a slight breeze. Exposure to the direct sun could elevate the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', joins air temperature with relative humidity to produce a temperature perception for humans. The effect is personal, with varied weather perceptions among individuals due to differences in body mass, stature, and physical activity. It is essential to realize that direct sunlight can escalate the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.
Humidity
In Lineville, the average relative humidity in September is 75%.Rainfall
In Lineville, in September, it is raining for 13.7 days, with typically 2.44" (62mm) of accumulated precipitation. In Lineville, during the entire year, the rain falls for 174.1 days and collects up to 38.39" (975mm) of precipitation.Snowfall
April through November are months without snowfall in Lineville.Daylight
In September, the average length of the day is 12h and 22min.On the first day of the month, sunrise is at 6:17 am and sunset at 7:07 pm. On the last day of September, sunrise is at 6:37 am and sunset at 6:28 pm CDT.
Sunshine
The average sunshine in September is 8.5h.UV index
In Lineville, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for average individuals.Note: An average UV index of 5 in September transforms into this advice:
Put precautions into practice - Protective measures against sun-induced damage are advised. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. During bright days, sunglasses that offer UVA and UVB defense are recommended.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is it in September?
What is the average humidity in September?
How much does it rain in September?
When it does not snow?
How many hours of daylight does Lineville have in September?
What time are sunrise and sunset in September?
How many hours of sunshine does Lineville have in September?
What is the UV index reading in September?
Average temperature in September
Lineville, AL
- Average high temperature in September: 84°F
The warmest month (with the highest average high temperature) is July (88.9°F).
The month with the lowest average high temperature is January (50.9°F).
- Average low temperature in September: 64°F
The month with the highest average low temperature is August (69.4°F).
The coldest month (with the lowest average low temperature) is January (34.9°F).
Average pressure in September
Lineville, AL
- Average pressure in September: 30.01"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
Lineville, AL
- Average wind speed in September: 4.7mph
The windiest months (with the highest average wind speed) are January and February (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in September
Lineville, 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
Lineville, AL
- Average rainfall in September: 2.44"
The wettest month (with the highest rainfall) is August (3.98").
The driest month (with the least rainfall) is October (1.89").
Average rainfall days in September
Lineville, AL
- Average rainfall days in September: 13.7 days
The month with the highest number of rainy days is July (21.5 days).
The month with the least rainy days is November (7.6 days).
Average snowfall in September
Lineville, AL
- Average snowfall in September: 0"
The month with the highest snowfall is December (0.59").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in September
Lineville, AL
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and February (1.3 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
Lineville, AL
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in September: 8h and 3min
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 54min).
Average sunshine days in September
Lineville, AL
- Average sunshine days in September: 14.2 days
The month with the most sunshine days is November (20.7 days).
The month with the least sunshine days is July (7.9 days).
Average UV index in September
Lineville, AL
- Average UV index in September: 5
The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in September
Lineville, AL
- Average cloud cover in September: 31
The months with the most cloud cover are February and December (Cloud cover 47).
The month with the least cloud cover is September (Cloud cover 31).
Average visibility in September
Lineville, AL
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).
Lineville, Alabama, USA
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