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
Monroeville observes a minor difference in average high-temperatures between August's 91.9°F (33.3°C) and September's 88°F (31.1°C). In the month of September, Monroeville records a consistent average low-temperature of 68°F (20°C).Heat index
September's average heat index is appraised at a sweltering 102.2°F (39°C). Special measures are necessary to avoid heat cramps and heat exhaustion. Persistent activity could result in heatstroke.It is worth noting that heat index values are gauged for conditions in the shade and light breezes. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', takes into account both air temperature and humidity to illustrate what people actually feel. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. Direct sunlight can potentially raise the heat index by 15 Fahrenheit (8 Celsius) degrees, so it's crucial to consider. Heat index values are particularly relevant to children. Kids are usually in more danger than grown-ups as they tend to sweat less. Plus, their bigger skin surface in relation to their small frames and increased heat generation due to their activity level make them more susceptible.
Humans rely on perspiration as a cooling mechanism, wherein the evaporating sweat counteracts excessive warmth. In high relative humidity, the body's ability to evaporate heat is diminished, resulting in a heightened feeling of warmth. Heat-related disorders may develop if heat gain in the body overshadows its cooling capacity, leading to elevated temperatures.
Humidity
The average relative humidity in September in Monroeville is 75%.Rainfall
In September, in Monroeville, the rain falls for 17 days. Throughout September, 2.52" (64mm) of precipitation is accumulated. In Monroeville, during the entire year, the rain falls for 174.1 days and collects up to 36.02" (915mm) of precipitation.Snowfall
In Monroeville, Alabama, snow does not fall in April through November.Daylight
In September, the average length of the day in Monroeville is 12h and 21min.On the first day of the month, sunrise is at 6:25 am and sunset at 7:12 pm. On the last day of September, in Monroeville, sunrise is at 6:42 am and sunset at 6:35 pm CDT.
Sunshine
In Monroeville, the average sunshine in September is 8.7h.UV index
The average daily maximum UV index in September in Monroeville is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for average individuals.Note: A maximum daily UV index of 6 during September morphs into the following directions:
Persist in precautions and follow sun safety policies. Keeping sunburn at bay is imperative. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Frequently asked questions
Is it hot in Monroeville during September?
What is the average humidity in September in Monroeville?
How much does it rain in Monroeville in September?
When it does not snow in Monroeville?
What is the average length of the day in September in Monroeville?
When is the sunrise / sunset in September in Monroeville?
How long on average sun shines in September in Monroeville?
What is the UV index reading in September in Monroeville?
Average temperature in September
Monroeville, AL
- Average high temperature in September: 88°F
The warmest month (with the highest average high temperature) is July (92.3°F).
The month with the lowest average high temperature is January (56.8°F).
- Average low temperature in September: 68°F
The months with the highest average low temperature are July and August (72.1°F).
The coldest month (with the lowest average low temperature) is January (38.8°F).
Average pressure in September
Monroeville, AL
- Average pressure in September: 29.98"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
Monroeville, AL
- Average wind speed in September: 4.7mph
The windiest months (with the highest average wind speed) are February, March and April (6.3mph).
The calmest months (with the lowest average wind speed) are July and August (4.3mph).
Average humidity in September
Monroeville, AL
- Average humidity in September: 75%
The month with the highest relative humidity is December (81%).
The month with the lowest relative humidity is October (71%).
Average rainfall in September
Monroeville, AL
- Average rainfall in September: 2.52"
The wettest month (with the highest rainfall) is August (4.49").
The driest month (with the least rainfall) is November (2.01").
Average rainfall days in September
Monroeville, AL
- Average rainfall days in September: 17 days
The month with the highest number of rainy days is July (23.3 days).
The month with the least rainy days is November (7.5 days).
Average snowfall in September
Monroeville, AL
- Average snowfall in September: 0"
The month with the highest snowfall is January (0.24").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in September
Monroeville, AL
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and February (0.4 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
Monroeville, 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: 8h and 4min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).
Average sunshine days in September
Monroeville, AL
- Average sunshine days in September: 11.3 days
The month with the most sunshine days is November (20.9 days).
The month with the least sunshine days is July (5.4 days).
Average UV index in September
Monroeville, 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, November and December (UV index 3).
Average cloud cover in September
Monroeville, AL
- Average cloud cover in September: 33
The month with the most cloud cover is December (Cloud cover 50).
The month with the least cloud cover is October (Cloud cover 31).
Average visibility in September
Monroeville, AL
- Average visibility in September: 5mi
The months with the highest visibility are June and October (6mi).
The months with the lowest visibility are January, February, March, April, May, July, August, September, November and December (5mi).
Monroeville, Alabama, USA
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