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 sea temperature 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
The move into September indicates a slight reduction in the average high-temperature, down from August's pleasant 68.7°F (20.4°C) to a comfortable 63.3°F (17.4°C). In Owls Head, the nighttime temperature shows a slight difference from the daytime high, averaging to a moderate 55.6°F (13.1°C) during September.Humidity
The average relative humidity in September in Owls Head, Maine, is 81%.Rainfall
The month with the least rainfall in Owls Head is September, when the rain falls for 10.4 days and typically collects 1.81" (46mm) of precipitation.Snowfall
In Owls Head, snow does not fall in May through October.Ocean temperature
In Owls Head, in September, the average water temperature is 58.3°F (14.6°C).Note: Immersing oneself in 58.3°F (14.6°C) at sub14°F (-10°C) temperatures is a recipe for harsh cold shock and quickened breathing unless adequately equipped.
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 7:11 pm. On the last day of September, in Owls Head, sunrise is at 6:33 am and sunset at 6:18 pm EDT.
Sunshine
In Owls Head, the average sunshine in September is 8.5h.UV index
In September, the average daily maximum UV index in Owls Head is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for average individuals.Note: The daily high UV index of 4 in September translates into this advice:
Take measures. Individuals with light skin might experience burns in under 30 minutes. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
Frequently asked questions
What are September temperatures in Owls Head?
What is the average humidity in September in Owls Head?
What is the driest month in Owls Head?
How many days does it rain in September in Owls Head?
When it does not snow in Owls Head?
What is the water temperature in September in Owls Head?
What is the average length of the day in September in Owls Head?
What time are sunrise and sunset in September in Owls Head?
How many hours of sunshine does Owls Head have in September?
What is the UV index reading in September in Owls Head?
Average temperature in September
Owls Head, ME
- Average high temperature in September: 63.3°F
The warmest month (with the highest average high temperature) is August (68.7°F).
The month with the lowest average high temperature is January (31.8°F).
- Average low temperature in September: 55.6°F
The month with the highest average low temperature is August (60.6°F).
The coldest month (with the lowest average low temperature) is January (22.1°F).
Average pressure in September
Owls Head, 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
Owls Head, ME
- Average wind speed in September: 9.6mph
The windiest month (with the highest average wind speed) is January (14.9mph).
The calmest months (with the lowest average wind speed) are July and August (8.2mph).
Average humidity in September
Owls Head, ME
- Average humidity in September: 81%
The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is November (75%).
Average rainfall in September
Owls Head, ME
- Average rainfall in September: 1.81"
The wettest month (with the highest rainfall) is December (3.35").
The driest month (with the least rainfall) is September (1.81").
Average rainfall days in September
Owls Head, ME
- Average rainfall days in September: 10.4 days
The month with the highest number of rainy days is April (15.8 days).
The month with the least rainy days is January (7.9 days).
Average snowfall in September
Owls Head, ME
- Average snowfall in September: 0"
The month with the highest snowfall is January (2.83").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Owls Head, ME
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (8.5 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average sea temperature in September
Owls Head, ME
- Average sea temperature in September: 58.3°F
The best month for swimming (with the highest average sea temperature) is August (60.4°F).
The coldest month (with the lowest average sea temperature) is March (37.8°F).
Average daylight in September /
Average sunshine in September
Owls Head, 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: 8h and 54min).
- Average sunshine in September: 8h and 3min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 4h and 30min).
Average sunshine days in September
Owls Head, ME
- Average sunshine days in September: 18 days
The month with the most sunshine days is September (18 days).
The month with the least sunshine days is April (11.5 days).
Average UV index in September
Owls Head, 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
Owls Head, ME
- Average cloud cover in September: 32
The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in September
Owls Head, 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).
Owls Head, Maine, USA
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