September weather forecastYork Beach, ME

September

Weather in September

September, the first month of the autumn in York Beach, is still a pleasant month, with temperature in the range of an average low of 55.6°F (13.1°C) and an average high of 68.9°F (20.5°C).

Temperature

With the beginning of September, the average high-temperature shows a small decrease, transitioning from a moderately hot 75.7°F (24.3°C) in August to an agreeable 68.9°F (20.5°C). An average low-temperature of 55.6°F (13.1°C) is noted in York Beach during the month of September.

Humidity

The average relative humidity in September is 79%.

Rainfall

September is the month with the least rainfall. Rain falls for 10.7 days and accumulates 1.26" (32mm) of precipitation.

Snowfall

In York Beach, snow does not fall in May through September.

Daylight

The average length of the day in September is 12h and 29min.
On the first day of September, sunrise is at 6:07 am and sunset at 7:16 pm. On the last day of the month, sunrise is at 6:39 am and sunset at 6:24 pm EDT.

Sunshine

In September, the average sunshine is 8.6h.

UV index

In September, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In September, the maximum UV index of 4 transforms into these recommendations:
Take measures. Individuals with light skin might experience burns in under 30 minutes. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
Updated: Jul 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In September, the average high-temperature and low-temperature are 68.9°F (20.5°C) and 55.6°F (13.1°C) respectively.

The average relative humidity in September is 79%.

September is the month with the least rainfall. Rain falls for 10.7 days and accumulates 1.26" (32mm) of precipitation.

In York Beach, in September, during 10.7 rainfall days, 1.26" (32mm) of precipitation is typically accumulated.

May through September are months without snowfall.

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

In September, the average day length is 12h and 29min.

On the first day of September in York Beach, sunrise is at 6:07 am and sunset at 7:16 pm. On the last day of the month, sunrise is at 6:39 am and sunset at 6:24 pm EDT.

The average sunshine duration in September is 8.6h.

In September, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a moderate health threat from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
York Beach, ME

  • Average high temperature in September: 68.9°F

The warmest month (with the highest average high temperature) is July (76.3°F).
The month with the lowest average high temperature is January (31.6°F).

  • Average low temperature in September: 55.6°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).

Average pressure in September
York Beach, ME

  • Average pressure in September: 30.05"Hg

The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in September
York Beach, ME

  • Average wind speed in September: 7.4mph

The windiest month (with the highest average wind speed) is January (11.3mph).
The calmest months (with the lowest average wind speed) are July and August (6.5mph).

Average humidity in September
York Beach, ME

  • Average humidity in September: 79%

The months with the highest relative humidity are June and July (80%).
The months with the lowest relative humidity are April and November (75%).

Average rainfall in September
York Beach, ME

  • Average rainfall in September: 1.26"

The wettest months (with the highest rainfall) are June and December (2.13").
The driest month (with the least rainfall) is September (1.26").

Average rainfall days in September
York Beach, ME

  • Average rainfall days in September: 10.7 days

The month with the highest number of rainy days is July (14.6 days).
The months with the least rainy days are January and February (6.3 days).

Average snowfall in September
York Beach, ME

  • Average snowfall in September: 0"

The month with the highest snowfall is February (3.86").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in September
York Beach, ME

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (7.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
York Beach, ME

  • Average daylight in September: 12h and 30min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in September: 8h and 36min

The month with the most sunshine is August (Average sunshine: 10h and 42min).
The months with the least sunshine are February and December (Average sunshine: 4h and 54min).

Average sunshine days in September
York Beach, ME

  • Average sunshine days in September: 17.5 days

The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is July (14.3 days).

Average UV index in September
York Beach, ME

  • Average UV index in September: 4

The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in September
York Beach, ME

  • Average cloud cover in September: 32

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

Average visibility in September
York Beach, 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).