September weather forecast
White Plains, AL

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Weather in September

September, the first month of the autumn in White Plains, is still a warm month, with an average temperature varying between 83.7°F (28.7°C) and 63.9°F (17.7°C).

Temperature

White Plains experiences a recorded average high-temperature of a warm 83.7°F (28.7°C) in September, closely aligned with August's 88.5°F (31.4°C). An average low-temperature of 63.9°F (17.7°C) marks the nights throughout September.

Heat index

During September, the heat index is appraised at a hot 91.4°F (33°C). Greater preventive actions are needed, heat exhaustion and heat cramps are likely. Persistent activity could provoke heatstroke.
It is essential to grasp that the heat index's numbers are for shade and light wind settings. The presence of direct sunlight can raise the heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is found by incorporating humidity levels into the air temperature measurement. The impact of temperature is individual, as people's perception of weather may change based on their body mass, height, and physical activity. Keep aware, the sun, when shining directly, can intensify the heat experience, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Young individuals usually face greater risks than adults as their sweat production is less. Also, their larger skin surface relative to their small bodies and the high heat generation due to their activity contributes to their vulnerability.

Humidity

In White Plains, the average relative humidity in September is 75%.

Rainfall

In September, the rain falls for 13.7 days. Throughout September, 2.56" (65mm) of precipitation is accumulated. In White Plains, during the entire year, the rain falls for 178.5 days and collects up to 38.78" (985mm) of precipitation.

Snowfall

In White Plains, Alabama, snow does not fall in April through November.

Daylight

In September, the average length of the day is 12h and 22min.
On the first day of September, sunrise is at 6:17 am and sunset at 7:07 pm. On the last day of the month, sunrise is at 6:36 am and sunset at 6:28 pm CDT.

Sunshine

In White Plains, the average sunshine in September is 8.7h.

UV index

The average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for average individuals.
Note: During September, 5 as the daily maximum UV index converts into the following advice:
Undertake precautions - It is suggested to shield oneself from sunburn. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.

Frequently asked questions

How hot is September?

An average high-temperature, in September, in White Plains, is 83.7°F (28.7°C) and the average low-temperature is 63.9°F (17.7°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines relative humidity and air temperature, in September is appraised at 91.4°F (33°C).

What is the average humidity in September?

In White Plains, the average relative humidity in September is 75%.

How many days does it rain in September?

In White Plains, in September, during 13.7 rainfall days, 2.56" (65mm) of precipitation is typically accumulated.

When it does not snow?

In White Plains, snow does not fall in April through November.

How many hours of daylight does White Plains have in September?

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

What time are sunrise and sunset in September in White Plains?

In September, on the first day of the month, sunrise is at 6:17 am and sunset at 7:07 pm. On the last day of the month, sunrise is at 6:36 am and sunset at 6:28 pm CDT.

How long on average sun shines in September?

In White Plains, the average sunshine duration in September is 8.7h.

What is the UV index intensity in September?

In White Plains, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability 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
White Plains, AL

Average temperature in September - White Plains, AL
  • Average high temperature in September: 83.7°F

The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is January (50°F).

  • Average low temperature in September: 63.9°F

The month with the highest average low temperature is July (69.3°F).
The coldest month (with the lowest average low temperature) is January (34.3°F).

Average pressure in September
White Plains, AL

Average pressure in September - White Plains, 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
White Plains, AL

Average wind speed in September - White Plains, AL
  • Average wind speed in September: 4.5mph

The windiest month (with the highest average wind speed) is February (7.3mph).
The calmest month (with the lowest average wind speed) is August (4mph).

Average humidity in September
White Plains, AL

Average humidity in September - White Plains, 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
White Plains, AL

Average rainfall in September - White Plains, AL
  • Average rainfall in September: 2.56"

The wettest month (with the highest rainfall) is December (3.78").
The driest month (with the least rainfall) is October (2.24").

Average rainfall days in September
White Plains, AL

Average rainfall days in September - White Plains, AL
  • Average rainfall days in September: 13.7 days

The month with the highest number of rainy days is July (22.7 days).
The month with the least rainy days is November (9.4 days).

Average snowfall in September
White Plains, AL

Average snowfall in September - White Plains, 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, October and November (0").

Average snowfall days in September
White Plains, AL

Average snowfall days in September - White Plains, AL
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (1.4 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
White Plains, AL

Average daylight in September / Average sunshine in September - White Plains, 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: 10h and 0min).

  • Average sunshine in September: 8h and 4min

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

Average sunshine days in September
White Plains, AL

Average sunshine days in September - White Plains, AL
  • Average sunshine days in September: 13.5 days

The month with the most sunshine days is October (19 days).
The month with the least sunshine days is July (7.3 days).

Average UV index in September
White Plains, AL

Average UV index in September - White Plains, AL
  • Average UV index in September: 5

The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 2).

Average cloud cover in September
White Plains, AL

Average cloud cover in September - White Plains, AL
  • Average cloud cover in September: 30

The months with the most cloud cover are February and December (Cloud cover 47).
The months with the least cloud cover are June and September (Cloud cover 30).

Average visibility in September
White Plains, AL

Average visibility in September - White Plains, AL
  • Average visibility in September: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

White Plains, Alabama, USA

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