September weather forecastHeals Corner, ME
September
Weather in September
September, the first month of the autumn in Heals Corner, is also an enjoyable month, with temperature in the range of an average low of 54°F (12.2°C) and an average high of 64.8°F (18.2°C).Temperature
Heals Corner experiences a moderate temperature shift at the start of September, with average high-temperatures adjusting a bit from a pleasant 70.3°F (21.3°C) in August to a refreshing 64.8°F (18.2°C). An average temperature of 54°F (12.2°C) marks the nights in September.Humidity
In Heals Corner, the average relative humidity in September is 81%.Rainfall
In Heals Corner, during September, the rain falls for 10 days and regularly aggregates up to 1.77" (45mm) of precipitation. In Heals Corner, during the entire year, the rain falls for 146 days and collects up to 32.4" (823mm) of precipitation.Snowfall
May through September are months without snowfall in Heals Corner.Daylight
In September, the average length of the day is 12h and 30min.On the first day of the month, sunrise is at 6:00 am and sunset at 7:12 pm. On the last day of September, sunrise is at 6:33 am and sunset at 6:18 pm EDT.
Sunshine
The average sunshine in September is 8.5h.UV index
The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: In September, the maximum UV index of 4 suggests these recommendations:
Exercise prevention - Warding off sunburn is urged. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Heals Corner, ME
- Average high temperature in September: 64.8°F
The warmest months (with the highest average high temperature) are July and August (70.3°F).
The month with the lowest average high temperature is January (30°F).
- Average low temperature in September: 54°F
The month with the highest average low temperature is August (59.4°F).
The coldest month (with the lowest average low temperature) is January (19.9°F).
Average pressure in September
Heals Corner, 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
Heals Corner, ME
- Average wind speed in September: 8.5mph
The windiest month (with the highest average wind speed) is January (13mph).
The calmest months (with the lowest average wind speed) are July and August (7.3mph).
Average humidity in September
Heals Corner, ME
- Average humidity in September: 81%
The months with the highest relative humidity are June and July (84%).
The month with the lowest relative humidity is November (76%).
Average rainfall in September
Heals Corner, ME
- Average rainfall in September: 1.77"
The wettest month (with the highest rainfall) is December (3.86").
The driest month (with the least rainfall) is July (1.73").
Average rainfall days in September
Heals Corner, ME
- Average rainfall days in September: 10 days
The month with the highest number of rainy days is April (15.5 days).
The month with the least rainy days is January (7.4 days).
Average snowfall in September
Heals Corner, ME
- Average snowfall in September: 0"
The month with the highest snowfall is February (4.13").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Heals Corner, ME
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (9.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Heals Corner, ME
- Average daylight in September: 12h and 30min
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 30min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 4h and 36min).
Average sunshine days in September
Heals Corner, ME
- Average sunshine days in September: 18.2 days
The month with the most sunshine days is September (18.2 days).
The month with the least sunshine days is April (11.5 days).
Average UV index in September
Heals Corner, 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
Heals Corner, ME
- Average cloud cover in September: 32
The months with the most cloud cover are February and March (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in September
Heals Corner, 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).





