September weather forecast
Cape Elizabeth, ME

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Weather in September

The first month of the autumn, September, is also an enjoyable month in Cape Elizabeth, Maine, with an average temperature fluctuating between 56.3°F (13.5°C) and 66.4°F (19.1°C).

Temperature

The beginning of September brings a slight decrease in the average high-temperature, transitioning from an agreeable 72.3°F (22.4°C) in August to a refreshing 66.4°F (19.1°C). During the month of September, the temperature falls to an average of 56.3°F (13.5°C).

Humidity

The average relative humidity in September in Cape Elizabeth, Maine, is 79%.

Rainfall

The month with the least rainfall is September, when the rain falls for 10.2 days and typically collects 1.18" (30mm) of precipitation.

Snowfall

In Cape Elizabeth, snow does not fall in May through September.

Daylight

In September, the average length of the day in Cape Elizabeth is 12h and 29min.
On the first day of September in Cape Elizabeth, sunrise is at 6:05 am and sunset at 7:15 pm. On the last day of the month, sunrise is at 6:37 am and sunset at 6:23 pm EDT.

Sunshine

In Cape Elizabeth, the average sunshine in September is 8.7h.

UV index

In September, the average daily maximum UV index in Cape Elizabeth is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The UV index of 4 in September translates into these instructions:
Adopt protective measures - It is advised to guard against sun damage. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
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Frequently asked questions

What is the temperature in September in Cape Elizabeth?

The average high-temperature, in September, in Cape Elizabeth, is 66.4°F (19.1°C), while the average low-temperature is 56.3°F (13.5°C).

What is the average humidity in September in Cape Elizabeth?

The average relative humidity in September is 79%.

What is the driest month in Cape Elizabeth?

September is the month with the least rainfall in Cape Elizabeth, Maine. Rain falls for 10.2 days and accumulates 1.18" (30mm) of precipitation.

How many days does it rain in September in Cape Elizabeth?

In September, in Cape Elizabeth, Maine, the rain falls for 10.2 days. Throughout September, 1.18" (30mm) of precipitation is accumulated.

When it does not snow in Cape Elizabeth?

In Cape Elizabeth, Maine, snow does not fall in May through September.

Does it snow in Cape Elizabeth in September?

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

What is the average length of the day in September in Cape Elizabeth?

In Cape Elizabeth, Maine, the average day length in September is 12h and 29min.

When are sunrise and sunset in September in Cape Elizabeth?

In September, on the first day of the month, sunrise is at 6:05 am and sunset at 7:15 pm. On the last day of the month, in Cape Elizabeth, sunrise is at 6:37 am and sunset at 6:23 pm EDT.

How many hours of sunshine does Cape Elizabeth have in September?

The average sunshine duration in September in Cape Elizabeth is 8.7h.

What is the UV index intensity in September in Cape Elizabeth?

In September, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from unsafe 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
Cape Elizabeth, ME

Average temperature in September - Cape Elizabeth, ME
  • Average high temperature in September: 66.4°F

The warmest month (with the highest average high temperature) is July (72.5°F).
The month with the lowest average high temperature is January (31.1°F).

  • Average low temperature in September: 56.3°F

The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).

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Average pressure in September
Cape Elizabeth, ME

Average pressure in September - Cape Elizabeth, 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).

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Average wind speed in September
Cape Elizabeth, ME

Average wind speed in September - Cape Elizabeth, ME
  • Average wind speed in September: 8.5mph

The windiest month (with the highest average wind speed) is January (12.5mph).
The calmest months (with the lowest average wind speed) are July and August (7.5mph).

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Average humidity in September
Cape Elizabeth, ME

Average humidity in September - Cape Elizabeth, ME
  • Average humidity in September: 79%

The months with the highest relative humidity are June and July (82%).
The month with the lowest relative humidity is November (74%).

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Average rainfall in September
Cape Elizabeth, ME

Average rainfall in September - Cape Elizabeth, ME
  • Average rainfall in September: 1.18"

The wettest month (with the highest rainfall) is October (2.36").
The driest month (with the least rainfall) is September (1.18").

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Average rainfall days in September
Cape Elizabeth, ME

Average rainfall days in September - Cape Elizabeth, ME
  • Average rainfall days in September: 10.2 days

The month with the highest number of rainy days is July (14.7 days).
The month with the least rainy days is January (5.7 days).

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Average snowfall in September
Cape Elizabeth, ME

Average snowfall in September - Cape Elizabeth, ME
  • Average snowfall in September: 0"

The month with the highest snowfall is February (2.91").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in September
Cape Elizabeth, ME

Average snowfall days in September - Cape Elizabeth, ME
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (7.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
Cape Elizabeth, ME

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

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in September: 8h and 4min

The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 4h and 48min).

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Average sunshine days in September
Cape Elizabeth, ME

Average sunshine days in September - Cape Elizabeth, ME
  • Average sunshine days in September: 17.5 days

The month with the most sunshine days is November (19 days).
The month with the least sunshine days is July (13.8 days).

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Average UV index in September
Cape Elizabeth, ME

Average UV index in September - Cape Elizabeth, 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, November and December (UV index 2).

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Average cloud cover in September
Cape Elizabeth, ME

Average cloud cover in September - Cape Elizabeth, ME
  • Average cloud cover in September: 31

The month with the most cloud cover is March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 29).

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Average visibility in September
Cape Elizabeth, ME

Average visibility in September - Cape Elizabeth, ME
  • 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).

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Cape Elizabeth, Maine, USA

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