September weather forecast
Jon, AL

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Jon, Alabama, with temperature in the range of an average high of 84.9°F (29.4°C) and an average low of 65.3°F (18.5°C).

Temperature

Stepping into September, Jon records an average high-temperature of a warm 84.9°F (29.4°C), almost consistent with August. Jon experiences a mean temperature of 65.3°F (18.5°C) during September nights.

Heat index

In September, the average heat index is calculated to be a hot 93.2°F (34°C). More protective measures are required - heat exhaustion and heat cramps are likely. Heatstroke may follow lengthy activity.
One should be cognizant that the heat index values are tailored for shaded spots and mild winds. When under direct sunshine, the heat index may be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', represents the fusion of temperature and moisture in the air to suggest how warm it feels. An individual's perception of weather can be swayed by a variety of elements including metabolic differences, pregnancy status, and their level of physical exertion. Awareness of direct sun exposure is crucial as it has the potential to heighten the weather's effects, pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Children frequently do not comprehend the need for rest and hydration. Thirst is an advanced stage of dehydration - staying hydrated, especially during extended physical exercises, is essential.

Humidity

In September, the average relative humidity is 74%.

Rainfall

In Jon, Alabama, during September, the rain falls for 14.7 days and regularly aggregates up to 2.48" (63mm) of precipitation. In Jon, during the entire year, the rain falls for 175.3 days and collects up to 39.88" (1013mm) of precipitation.

Snowfall

In Jon, snow does not fall in March through November.

Daylight

In Jon, the average length of the day in September is 12h and 22min.
On the first day of the month, sunrise is at 6:19 am and sunset at 7:08 pm. On the last day of September, in Jon, sunrise is at 6:38 am and sunset at 6:29 pm CDT.

Sunshine

In Jon, the average sunshine in September is 8.5h.

UV index

In September, the average daily maximum UV index in Jon, Alabama, is 6. A UV Index estimate of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: In September, a regular UV index of 6 translates into these guidelines:
Dodge overexposure. Fair-skinned people can get singed in less than 20 minutes. The time between 10 a.m. and 4 p.m. is when UV radiation is at its peak. Limit exposure to direct sunlight during these hours. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
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Frequently asked questions

Is it hot in Jon during September?

The average high-temperature and low-temperature in Jon during September are 84.9°F (29.4°C) and 65.3°F (18.5°C) respectively. The average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines air temperature and relative humidity, in September is calculated to be 93.2°F (34°C).

What is the average humidity in September in Jon?

The average relative humidity in September in Jon, Alabama, is 74%.

How much does it rain in Jon in September?

In Jon, in September, it is raining for 14.7 days, with typically 2.48" (63mm) of accumulated precipitation.

When it does not snow in Jon?

March through November are months without snowfall in Jon.

What is the average length of the day in September in Jon?

In Jon, the average day length in September is 12h and 22min.

When is the sunrise / sunset in September in Jon?

On the first day of September in Jon, Alabama, sunrise is at 6:19 am and sunset at 7:08 pm. On the last day of the month, sunrise is at 6:38 am and sunset at 6:29 pm CDT.

How long on average sun shines in September in Jon?

In Jon, the average sunshine duration in September is 8.5h.

What is the UV index reading in September in Jon?

In Jon, the average daily maximum UV index in September is 6. A UV Index estimate of 6 to 7 represents a high hazard to health from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Jon, AL

Average temperature in September - Jon, AL
  • Average high temperature in September: 84.9°F

The warmest month (with the highest average high temperature) is July (90°F).
The month with the lowest average high temperature is January (52.3°F).

  • Average low temperature in September: 65.3°F

The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is January (36.5°F).

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Average pressure in September
Jon, AL

Average pressure in September - Jon, 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).

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Average wind speed in September
Jon, AL

Average wind speed in September - Jon, AL
  • Average wind speed in September: 5.1mph

The windiest months (with the highest average wind speed) are January and February (7.6mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).

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Average humidity in September
Jon, AL

Average humidity in September - Jon, AL
  • Average humidity in September: 74%

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in September
Jon, AL

Average rainfall in September - Jon, AL
  • Average rainfall in September: 2.48"

The wettest month (with the highest rainfall) is August (4.41").
The driest month (with the least rainfall) is October (2.05").

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Average rainfall days in September
Jon, AL

Average rainfall days in September - Jon, AL
  • Average rainfall days in September: 14.7 days

The month with the highest number of rainy days is July (22.1 days).
The month with the least rainy days is November (8.3 days).

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Average snowfall in September
Jon, AL

Average snowfall in September - Jon, AL
  • Average snowfall in September: 0"

The month with the highest snowfall is December (0.39").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").

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Average snowfall days in September
Jon, AL

Average snowfall days in September - Jon, AL
  • Average snowfall days in September: 0 days

The months with the highest number of snowfall days are January and February (0.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in September /
Average sunshine in September
Jon, AL

Average daylight in September / Average sunshine in September - Jon, 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 24min).
The months with the least sunshine are February and December (Average sunshine: 4h and 54min).

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Average sunshine days in September
Jon, AL

Average sunshine days in September - Jon, AL
  • Average sunshine days in September: 13 days

The month with the most sunshine days is October (20.2 days).
The month with the least sunshine days is July (6.9 days).

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Average UV index in September
Jon, AL

Average UV index in September - Jon, AL
  • Average UV index in September: 6

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).

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Average cloud cover in September
Jon, AL

Average cloud cover in September - Jon, AL
  • Average cloud cover in September: 33

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 31).

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Average visibility in September
Jon, AL

Average visibility in September - Jon, 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).

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Jon, Alabama, USA

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