Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
September's arrival aligns with a minor decrease in average high-temperatures, from August's warm 75.6°F (24.2°C) to a pleasant 68.7°F (20.4°C). Throughout September, an average low-temperature of 54.5°F (12.5°C) is expected in Cape Neddick.Humidity
In Cape Neddick, Maine, the average relative humidity in September is 79%.Rainfall
September is the month with the least rainfall. Rain falls for 10.2 days and accumulates 1.06" (27mm) of precipitation.Snowfall
In Cape Neddick, snow does not fall in June through October.Daylight
The average length of the day in September in Cape Neddick 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 in Cape Neddick is 8.5h.UV index
In Cape Neddick, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the average person.Note: An average UV index of 4 in September transforms into this advice:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
Frequently asked questions
What is the average September temperature in Cape Neddick?
What is the average humidity in September in Cape Neddick?
What is the driest month in Cape Neddick?
How much does it rain in Cape Neddick in September?
When it does not snow in Cape Neddick?
What is the average length of the day in September in Cape Neddick?
When are sunrise and sunset in September in Cape Neddick?
How many hours of sunshine does Cape Neddick have in September?
What is the UV index reading in September in Cape Neddick?
Average temperature in September
Cape Neddick, ME
- Average high temperature in September: 68.7°F
The warmest month (with the highest average high temperature) is July (75.9°F).
The month with the lowest average high temperature is January (30.6°F).
- Average low temperature in September: 54.5°F
The month with the highest average low temperature is July (61.2°F).
The coldest month (with the lowest average low temperature) is January (19.4°F).
Average pressure in September
Cape Neddick, 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 (29.91"Hg).
Average wind speed in September
Cape Neddick, ME
- Average wind speed in September: 7.1mph
The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest month (with the lowest average wind speed) is July (6.2mph).
Average humidity in September
Cape Neddick, ME
- Average humidity in September: 79%
The months with the highest relative humidity are January, June and July (81%).
The months with the lowest relative humidity are April and November (76%).
Average rainfall in September
Cape Neddick, ME
- Average rainfall in September: 1.06"
The wettest month (with the highest rainfall) is June (1.77").
The driest month (with the least rainfall) is September (1.06").
Average rainfall days in September
Cape Neddick, ME
- Average rainfall days in September: 10.2 days
The month with the highest number of rainy days is July (13.8 days).
The month with the least rainy days is February (5.6 days).
Average snowfall in September
Cape Neddick, ME
- Average snowfall in September: 0"
The month with the highest snowfall is January (2.44").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in September
Cape Neddick, ME
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (7.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Cape Neddick, ME
- Average daylight in September: 12h and 3min
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 3min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The months with the least sunshine are February and December (Average sunshine: 4h and 54min).
Average sunshine days in September
Cape Neddick, ME
- Average sunshine days in September: 17.6 days
The month with the most sunshine days is January (19.3 days).
The month with the least sunshine days is April (14.3 days).
Average UV index in September
Cape Neddick, 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
Cape Neddick, ME
- Average cloud cover in September: 33
The month with the most cloud cover is March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in September
Cape Neddick, 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).
Cape Neddick, Maine, USA
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