September weather forecast
Cranberry Isles, ME

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Weather in September

The first month of the autumn, September, is also an enjoyable month in Cranberry Isles, Maine, with an average temperature ranging between min 52.7°F (11.5°C) and max 67.1°F (19.5°C).

Temperature

The arrival of September correlates with a minor temperature reduction, down from August's warm 73.4°F (23°C) to a refreshing 67.1°F (19.5°C). Throughout September, Cranberry Isles witnesses a consistent average low-temperature of 52.7°F (11.5°C).

Humidity

In Cranberry Isles, the average relative humidity in September is 79%.

Rainfall

In Cranberry Isles, during September, the rain falls for 10.5 days and regularly aggregates up to 1.81" (46mm) of precipitation. In Cranberry Isles, during the entire year, the rain falls for 142.1 days and collects up to 32.28" (820mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In September, the average length of the day is 12h and 30min.
On the first day of September, sunrise is at 5:56 am and sunset at 7:08 pm. On the last day of the month, sunrise is at 6:30 am and sunset at 6:15 pm EDT.

Sunshine

The average sunshine in September is 8.2h.

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 rays for ordinary individuals.
Note: The maximum UV index of 4 during September leads to these instructions:
Prioritize safety - Suggestions to prevent sun damage are offered. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.

Frequently asked questions

What are the temperatures in September?

An average high-temperature, in September, in Cranberry Isles, is 67.1°F (19.5°C) and the average low-temperature is 52.7°F (11.5°C).

What is the average humidity in September?

In Cranberry Isles, the average relative humidity in September is 79%.

How many days does it rain in September?

In Cranberry Isles, in September, during 10.5 rainfall days, 1.81" (46mm) of precipitation is typically accumulated.

When it does not snow?

June through September are months without snowfall.

Does it snow in September?

In Cranberry Isles, 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?

On the first day of September, sunrise is at 5:56 am and sunset at 7:08 pm. On the last day of the month, sunrise is at 6:30 am and sunset at 6:15 pm EDT.

How many hours of sunshine does Cranberry Isles have in September?

In Cranberry Isles, Maine, the average sunshine duration in September is 8.2h.

What is the UV index intensity in September?

In Cranberry Isles, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium hazard to health 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
Cranberry Isles, ME

Average temperature in September - Cranberry Isles, ME
  • Average high temperature in September: 67.1°F

The warmest month (with the highest average high temperature) is August (73.4°F).
The month with the lowest average high temperature is January (29.7°F).

  • Average low temperature in September: 52.7°F

The month with the highest average low temperature is July (58.1°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).

Average pressure in September
Cranberry Isles, ME

Average pressure in September - Cranberry Isles, 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
Cranberry Isles, ME

Average wind speed in September - Cranberry Isles, ME
  • Average wind speed in September: 7.1mph

The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).

Average humidity in September
Cranberry Isles, ME

Average humidity in September - Cranberry Isles, ME
  • Average humidity in September: 79%

The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is November (76%).

Average rainfall in September
Cranberry Isles, ME

Average rainfall in September - Cranberry Isles, ME
  • Average rainfall in September: 1.81"

The wettest month (with the highest rainfall) is December (3.94").
The driest month (with the least rainfall) is July (1.57").

Average rainfall days in September
Cranberry Isles, ME

Average rainfall days in September - Cranberry Isles, ME
  • Average rainfall days in September: 10.5 days

The month with the highest number of rainy days is April (15.5 days).
The month with the least rainy days is February (7.5 days).

Average snowfall in September
Cranberry Isles, ME

Average snowfall in September - Cranberry Isles, ME
  • Average snowfall in September: 0"

The month with the highest snowfall is February (5.75").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Cranberry Isles, ME

Average snowfall days in September - Cranberry Isles, ME
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Cranberry Isles, ME

Average daylight in September / Average sunshine in September - Cranberry Isles, 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: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 6min).

Average sunshine days in September
Cranberry Isles, ME

Average sunshine days in September - Cranberry Isles, ME
  • Average sunshine days in September: 17.5 days

The month with the most sunshine days is August (18.7 days).
The month with the least sunshine days is April (11.2 days).

Average UV index in September
Cranberry Isles, ME

Average UV index in September - Cranberry Isles, 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).

Average cloud cover in September
Cranberry Isles, ME

Average cloud cover in September - Cranberry Isles, ME
  • Average cloud cover in September: 35

The month with the most cloud cover is February (Cloud cover 56).
The months with the least cloud cover are August and September (Cloud cover 35).

Average visibility in September
Cranberry Isles, ME

Average visibility in September - Cranberry Isles, ME
  • Average visibility in September: 6mi

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

Cranberry Isles, Maine, USA

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