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
September brings a slight decrease in the average high-temperature, shifting from a warm 75.6°F (24.2°C) in August to an agreeable 68.7°F (20.4°C). In the month of September, Ogunquit's average low-temperature falls to a cool 54.5°F (12.5°C).Humidity
In Ogunquit, 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
June through October are months without snowfall.Ocean temperature
In Ogunquit, in September, the average water temperature is 61.9°F (16.6°C).Note: Swimming is not a pleasurable activity for most people when the water temperature is 61.9°F (16.6°C). Breathing control gets harder as the water temperature drops from 69.8°F (21°C) to 59°F (15°C).
Daylight
In September, the average length of the day is 12h and 29min.On the first day of the month, sunrise is at 6:07 am and sunset at 7:17 pm. On the last day of September, sunrise is at 6:39 am and sunset at 6:24 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 of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: A maximum high daily UV index of 4 during September translates into the following directions:
Make use of precautions - Suggestions to resist sunburn are communicated. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures?
What is the average humidity in September?
What is the driest month?
How much does it rain in Ogunquit in September?
When it does not snow?
How cold is the water in September?
How many hours of daylight does Ogunquit have in September?
What time are sunrise and sunset in September?
How many hours of sunshine does Ogunquit have in September?
What is the UV index reading in September?
Average temperature in September
Ogunquit, 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
Ogunquit, 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
Ogunquit, 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
Ogunquit, 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
Ogunquit, 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
Ogunquit, 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
Ogunquit, 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
Ogunquit, 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 sea temperature in September
Ogunquit, ME
- Average sea temperature in September: 61.9°F
The best month for swimming (with the highest average sea temperature) is August (65.6°F).
The coldest month (with the lowest average sea temperature) is March (38.5°F).
Average daylight in September /
Average sunshine in September
Ogunquit, 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 0min).
- 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
Ogunquit, 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
Ogunquit, 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
Ogunquit, 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
Ogunquit, 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).
Ogunquit, Maine, USA
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