September weather forecast
Stockton Springs, ME

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Weather in September

September, the first month of the autumn in Stockton Springs, is also an agreeable month, with an average temperature ranging between max 68.7°F (20.4°C) and min 50.7°F (10.4°C).

Temperature

Stockton Springs records a mild change in average high-temperature during September, easing from a moderately hot 75.6°F (24.2°C) in August to an agreeable 68.7°F (20.4°C). September nights cool down to an average low-temperature of 50.7°F (10.4°C).

Humidity

The average relative humidity in September is 80%.

Rainfall

In Stockton Springs, in September, it is raining for 10.5 days, with typically 1.57" (40mm) of accumulated precipitation. In Stockton Springs, during the entire year, the rain falls for 144.3 days and collects up to 24.61" (625mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In Stockton Springs, the average length of the day in September is 12h and 31min.
On the first day of the month, sunrise is at 5:58 am and sunset at 7:11 pm. On the last day of September, sunrise is at 6:32 am and sunset at 6:17 pm EDT.

Sunshine

In Stockton Springs, the average sunshine in September is 8.1h.

UV index

In September, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for average individuals.
Note: The average daily UV index of 4 in September transforms into the following instructions:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. Around midday, solar radiation is most harmful; hence, exposure should be limited. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Updated: Aug 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Stockton Springs in September?

The average high-temperature and low-temperature during September are 68.7°F (20.4°C) and 50.7°F (10.4°C) respectively.

What is the average humidity in September?

In September, the average relative humidity is 80%.

How much does it rain in September?

In Stockton Springs, in September, it is raining for 10.5 days, with typically 1.57" (40mm) of accumulated precipitation.

When it does not snow in Stockton Springs?

June through September are months without snowfall.

Does it snow in September?

In Stockton Springs, 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 31min.

What time are sunrise and sunset in September?

On the first day of September, sunrise is at 5:58 am and sunset at 7:11 pm. On the last day of the month, sunrise is at 6:32 am and sunset at 6:17 pm EDT.

How long on average sun shines in September?

In Stockton Springs, the average sunshine duration in September is 8.1h.

How high is the UV index in September?

In Stockton Springs, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium health risk from unprotected exposure to 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
Stockton Springs, ME

Average temperature in September - Stockton Springs, ME
  • Average high temperature in September: 68.7°F

The warmest month (with the highest average high temperature) is July (76.1°F).
The month with the lowest average high temperature is January (27.9°F).

  • Average low temperature in September: 50.7°F

The month with the highest average low temperature is July (57.6°F).
The coldest month (with the lowest average low temperature) is January (15.6°F).

Average pressure in September
Stockton Springs, ME

Average pressure in September - Stockton Springs, ME
  • Average pressure in September: 30.04"Hg

The month with the highest atmospheric pressure is September (30.04"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in September
Stockton Springs, ME

Average wind speed in September - Stockton Springs, ME
  • Average wind speed in September: 6.2mph

The windiest month (with the highest average wind speed) is March (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

Average humidity in September
Stockton Springs, ME

Average humidity in September - Stockton Springs, ME
  • Average humidity in September: 80%

The month with the highest relative humidity is February (84%).
The months with the lowest relative humidity are April and November (77%).

Average rainfall in September
Stockton Springs, ME

Average rainfall in September - Stockton Springs, ME
  • Average rainfall in September: 1.57"

The wettest month (with the highest rainfall) is April (2.72").
The driest month (with the least rainfall) is July (1.42").

Average rainfall days in September
Stockton Springs, ME

Average rainfall days in September - Stockton Springs, ME
  • Average rainfall days in September: 10.5 days

The month with the highest number of rainy days is May (15.9 days).
The month with the least rainy days is January (7.6 days).

Average snowfall in September
Stockton Springs, ME

Average snowfall in September - Stockton Springs, ME
  • Average snowfall in September: 0"

The month with the highest snowfall is January (4.69").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Stockton Springs, ME

Average snowfall days in September - Stockton Springs, ME
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (10.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Stockton Springs, ME

Average daylight in September / Average sunshine in September - Stockton Springs, 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 1min

The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 6min).

Average sunshine days in September
Stockton Springs, ME

Average sunshine days in September - Stockton Springs, ME
  • Average sunshine days in September: 18 days

The month with the most sunshine days is September (18 days).
The month with the least sunshine days is April (11.6 days).

Average UV index in September
Stockton Springs, ME

Average UV index in September - Stockton Springs, ME
  • Average UV index in September: 4

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
Stockton Springs, ME

Average cloud cover in September - Stockton Springs, ME
  • Average cloud cover in September: 39

The months with the most cloud cover are February, March and April (Cloud cover 55).
The months with the least cloud cover are August and September (Cloud cover 39).

Average visibility in September
Stockton Springs, ME

Average visibility in September - Stockton Springs, ME
  • Average visibility in September: 5mi

The months with the highest visibility are October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August and September (5mi).

Stockton Springs, Maine, USA

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