September weather forecast
Bucksport, ME

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Weather in September

September, the first month of the autumn in Bucksport, is still a pleasant month, with an average temperature fluctuating between 68.7°F (20.4°C) and 50.7°F (10.4°C).

Temperature

The shift from August to September coincides with a small decrease in the average high-temperature, down to a pleasant 68.7°F (20.4°C) from a warm 75.6°F (24.2°C). Bucksport, during the month of September, experiences an average low-temperature of 50.7°F (10.4°C).

Humidity

In September, the average relative humidity is 80%.

Rainfall

In Bucksport, in September, during 10.5 rainfall days, 1.57" (40mm) of precipitation is typically accumulated. Throughout the year, there are 144.3 rainfall days, and 24.61" (625mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Ocean temperature

In September, the average ocean temperature is 55.9°F (13.3°C).
Note: Engaging in a swim in 55.9°F (13.3°C) can threaten life. Brief exposure to 55.4°F (13°C) waters is uneasy, and submersion below 50°F (10°C) can lead to cold shock and disrupted breathing patterns, varying by individual.

Daylight

The average length of the day in September in Bucksport, Maine, is 12h and 31min.
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.

Sunshine

In September, the average sunshine is 8.1h.

UV index

The average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the average person.
Note: In September, a daily maximum UV index of 4 leads to the following instructions:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
Updated: Aug 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in September?

In Bucksport, in September, the average high-temperature is 68.7°F (20.4°C), and the average low-temperature is 50.7°F (10.4°C).

What is the average humidity in September?

The average relative humidity in September is 80%.

How much does it rain in September?

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

When it does not snow?

In Bucksport, snow does not fall in June through September.

Does it snow in September?

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

What is the water temperature in September?

In Bucksport, the average seawater temperature in September is 55.9°F (13.3°C). Swimming in 55.9°F (13.3°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

How many hours of daylight does Bucksport have 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 Bucksport, the average sunshine duration in September is 8.1h.

How high is the UV index in September?

The average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate health threat 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
Bucksport, ME

Average temperature in September - Bucksport, 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
Bucksport, ME

Average pressure in September - Bucksport, 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
Bucksport, ME

Average wind speed in September - Bucksport, 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
Bucksport, ME

Average humidity in September - Bucksport, 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
Bucksport, ME

Average rainfall in September - Bucksport, 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
Bucksport, ME

Average rainfall days in September - Bucksport, 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
Bucksport, ME

Average snowfall in September - Bucksport, 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
Bucksport, ME

Average snowfall days in September - Bucksport, 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 sea temperature in September
Bucksport, ME

Average sea temperature in September - Bucksport, ME
  • Average sea temperature in September: 55.9°F

The best month for swimming (with the highest average sea temperature) is August (57.7°F).
The coldest month (with the lowest average sea temperature) is March (37.5°F).

Average daylight in September /
Average sunshine in September
Bucksport, ME

Average daylight in September / Average sunshine in September - Bucksport, 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
Bucksport, ME

Average sunshine days in September - Bucksport, 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
Bucksport, ME

Average UV index in September - Bucksport, 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
Bucksport, ME

Average cloud cover in September - Bucksport, 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
Bucksport, ME

Average visibility in September - Bucksport, 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).

Bucksport, Maine, USA

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