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
In Jachin, September's average high-temperature stands at a still tropical 87.8°F (31°C), closely related to the preceding month. In the month of September, the temperature in Jachin generally rests at an average low of 67.1°F (19.5°C).Heat index
The average heat index in September is computed to be a very hot 102.2°F (39°C). Undertake special precautions, the probability of heat exhaustion and heat cramps is high. Prolonged activity may provoke heatstroke.Keep in mind the heat index values are meant for areas in shade and with light wind. Heat index values may rise by up to 15 Fahrenheit (8 Celsius) degrees when exposed to direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'feels like', comes about by integrating the temperature readings with the humidity levels. This effect tends to be personal, with the weather perception differing among individuals due to variations in body mass, height, and exertion. Taking into account that direct sunlight can boost the heat effect, the heat index may rise by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Young ones often underestimate the need for rest and rehydration. Thirst appears late in dehydration - hence, it is important to keep hydrated, particularly during prolonged physical activities.
The body's innate mechanism to counteract overheating is through perspiration, as it leverages the cooling effects of sweat evaporation. Elevated relative humidity disrupts typical body cooling by reducing the evaporation rate, consequently decreasing the body's cooling rate and enhancing the feeling of heat. Exceeding the body's heat disposal threshold results in a rise in body temperature and potential thermal disorders.
Humidity
In September, the average relative humidity is 74%.Rainfall
In September, the rain falls for 12.8 days. Throughout September, 1.42" (36mm) of precipitation is accumulated. Throughout the year, there are 138.6 rainfall days, and 19.33" (491mm) of precipitation is accumulated.Snowfall
April through November are months without snowfall.Daylight
In Jachin, the average length of the day in September is 12h and 21min.On the first day of September, sunrise is at 6:28 am and sunset at 7:16 pm. On the last day of the month, sunrise is at 6:46 am and sunset at 6:38 pm CDT.
Sunshine
In Jachin, the average sunshine in September is 9.1h.UV index
In Jachin, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum daily UV index, 5 in September, converts into the following recommendations:
Undertake precautions - Guarding against sun damage is counselled. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it hot during September?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
What is the average length of the day in September?
When are sunrise and sunset in September in Jachin?
How many hours of sunshine does Jachin have in September?
What is the UV index reading in September?
Average temperature in September
Jachin, 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 (55.2°F).
- Average low temperature in September: 67.1°F
The months with the highest average low temperature are July and August (72°F).
The coldest month (with the lowest average low temperature) is January (38.3°F).
Average pressure in September
Jachin, AL
- Average pressure in September: 29.99"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in September
Jachin, AL
- Average wind speed in September: 4.8mph
The windiest month (with the highest average wind speed) is April (6.8mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).
Average humidity in September
Jachin, AL
- Average humidity in September: 74%
The month with the highest relative humidity is December (81%).
The month with the lowest relative humidity is October (70%).
Average rainfall in September
Jachin, AL
- Average rainfall in September: 1.42"
The wettest month (with the highest rainfall) is July (2.4").
The driest month (with the least rainfall) is November (0.94").
Average rainfall days in September
Jachin, AL
- Average rainfall days in September: 12.8 days
The month with the highest number of rainy days is July (19 days).
The month with the least rainy days is November (6.4 days).
Average snowfall in September
Jachin, AL
- Average snowfall in September: 0"
The month with the highest snowfall is January (0.16").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in September
Jachin, AL
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (0.5 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Jachin, 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 month with the least sunshine is December (Average sunshine: 4h and 54min).
Average sunshine days in September
Jachin, AL
- Average sunshine days in September: 14.9 days
The month with the most sunshine days is October (22.5 days).
The month with the least sunshine days is July (9.5 days).
Average UV index in September
Jachin, AL
- Average UV index in September: 5
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
Jachin, AL
- Average cloud cover in September: 32
The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is October (Cloud cover 31).
Average visibility in September
Jachin, AL
- Average visibility in September: 5mi
The months with the highest visibility are February, March, April, June, October and November (6mi).
The months with the lowest visibility are January, May, July, August, September and December (5mi).
Jachin, Alabama, USA
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