September weather forecast
South Paris, ME

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Weather in September

September, the first month of the autumn in South Paris, is still a pleasant month, with temperature in the range of an average low of 49.1°F (9.5°C) and an average high of 69.4°F (20.8°C).

Temperature

With the beginning of September, the average high-temperature shows a small decrease, transitioning from a warm 77°F (25°C) in August to an agreeable 69.4°F (20.8°C). During September, the average low-temperature is a chilly 49.1°F (9.5°C).

Humidity

In September, the average relative humidity is 79%.

Rainfall

September is the month with the least rainfall. Rain falls for 11.4 days and accumulates 1.42" (36mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In South Paris, the average length of the day in September is 12h and 30min.
On the first day of the month, sunrise is at 6:05 am and sunset at 7:17 pm. On the last day of September, sunrise is at 6:39 am and sunset at 6:24 pm EDT.

Sunshine

In South Paris, the average sunshine in September is 8.5h.

UV index

The average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the average person.
Note: An average maximum UV index of 3 in September leads to these recommendations:
Exercise care. People with light skin might get burns in fewer than 30 minutes. When the Sun is at its strongest around midday, find shade and limit exposure. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
Updated: Aug 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for South Paris in September?

The average high-temperature and low-temperature during September are 69.4°F (20.8°C) and 49.1°F (9.5°C) respectively.

What is the average humidity in September?

In September, the average relative humidity is 79%.

What is the driest month?

September is the month with the least rainfall. Rain falls for 11.4 days and accumulates 1.42" (36mm) of precipitation.

How many days does it rain in September?

In September, the rain falls for 11.4 days. Throughout September, 1.42" (36mm) of precipitation is accumulated.

When it does not snow?

June through September are months without snowfall.

Does it snow in September?

In South Paris, in September, it doesn't snow. In October, it regularly snows.

What is the average length of the day in September?

The average day length in September is 12h and 30min.

When is the sunrise / sunset in September?

In September, on the first day of the month, sunrise is at 6:05 am and sunset at 7:17 pm. On the last day of the month, in South Paris, sunrise is at 6:39 am and sunset at 6:24 pm EDT.

How many hours of sunshine does South Paris have in September?

In September, the average sunshine duration is 8.5h.

What is the UV index intensity in September in South Paris?

In South Paris, the average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a moderate health threat from exposure to the Sun's UV radiation.
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
South Paris, ME

Average temperature in September - South Paris, ME
  • Average high temperature in September: 69.4°F

The warmest month (with the highest average high temperature) is July (77.9°F).
The month with the lowest average high temperature is January (25.9°F).

  • Average low temperature in September: 49.1°F

The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is January (11.7°F).

Average pressure in September
South Paris, ME

Average pressure in September - South Paris, ME
  • Average pressure in September: 30.05"Hg

The months with the highest atmospheric pressure are September and November (30.05"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in September
South Paris, ME

Average wind speed in September - South Paris, ME
  • Average wind speed in September: 4.7mph

The windiest months (with the highest average wind speed) are January, March and April (6.2mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

Average humidity in September
South Paris, ME

Average humidity in September - South Paris, ME
  • Average humidity in September: 79%

The months with the highest relative humidity are January, February and March (85%).
The month with the lowest relative humidity is November (76%).

Average rainfall in September
South Paris, ME

Average rainfall in September - South Paris, ME
  • Average rainfall in September: 1.42"

The wettest month (with the highest rainfall) is October (3.15").
The driest month (with the least rainfall) is September (1.42").

Average rainfall days in September
South Paris, ME

Average rainfall days in September - South Paris, ME
  • Average rainfall days in September: 11.4 days

The month with the highest number of rainy days is May (15.1 days).
The month with the least rainy days is February (7.7 days).

Average snowfall in September
South Paris, ME

Average snowfall in September - South Paris, ME
  • Average snowfall in September: 0"

The month with the highest snowfall is February (10.55").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
South Paris, ME

Average snowfall days in September - South Paris, ME
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (12.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
South Paris, ME

Average daylight in September / Average sunshine in September - South Paris, ME
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in September: 8h and 3min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

Average sunshine days in September
South Paris, ME

Average sunshine days in September - South Paris, ME
  • Average sunshine days in September: 17 days

The month with the most sunshine days is January (17.3 days).
The month with the least sunshine days is April (12.3 days).

Average UV index in September
South Paris, ME

Average UV index in September - South Paris, ME
  • Average UV index in September: 3

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).

Average cloud cover in September
South Paris, ME

Average cloud cover in September - South Paris, ME
  • Average cloud cover in September: 36

The months with the most cloud cover are February, March and April (Cloud cover 50).
The months with the least cloud cover are August and September (Cloud cover 36).

Average visibility in September
South Paris, ME

Average visibility in September - South Paris, ME
  • Average visibility in September: 5mi

The months with the highest visibility are January, March, April, May, June, July, August, September, October, November and December (5mi).
The month with the lowest visibility is February (4mi).

South Paris, Maine, USA

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