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
In September, the meteorological conditions change slightly, with the average high-temperature moving from a pleasant 71.2°F (21.8°C) in August to a refreshing 64.2°F (17.9°C). During September in Loon Lake, Maine, the average low-temperature is recorded at a chilly 45°F (7.2°C).Humidity
In September, the average relative humidity in Loon Lake is 81%.Rainfall
In September, in Loon Lake, Maine, the rain falls for 12 days. Throughout September, 2.52" (64mm) of precipitation is accumulated. Throughout the year, in Loon Lake, there are 139.3 rainfall days, and 28.86" (733mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
In Loon Lake, the average length of the day in September is 12h and 31min.On the first day of September, sunrise is at 6:05 am and sunset at 7:19 pm. On the last day of the month, sunrise is at 6:40 am and sunset at 6:24 pm EDT.
Sunshine
In September, the average sunshine in Loon Lake is 7.4h.UV index
The average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for average individuals.Note: The maximum daily UV index, 3 in September, converts into the following recommendations:
Be vigilant - Preventing sunburn is recommended. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Frequently asked questions
What are September temperatures in Loon Lake?
What is the average humidity in September in Loon Lake?
How many days does it rain in September in Loon Lake?
When it does not snow in Loon Lake?
Does it snow in Loon Lake in September?
How many hours of daylight does Loon Lake have in September?
When are sunrise and sunset in September in Loon Lake?
How many hours of sunshine does Loon Lake have in September?
What is the UV index reading in September in Loon Lake?
Average temperature in September
Loon Lake, ME
- Average high temperature in September: 64.2°F
The warmest month (with the highest average high temperature) is July (73.8°F).
The month with the lowest average high temperature is January (20.7°F).
- Average low temperature in September: 45°F
The month with the highest average low temperature is July (53.2°F).
The coldest month (with the lowest average low temperature) is January (7.2°F).
Average pressure in September
Loon Lake, ME
- Average pressure in September: 30.04"Hg
The month with the highest atmospheric pressure is November (30.05"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in September
Loon Lake, ME
- Average wind speed in September: 5.5mph
The windiest months (with the highest average wind speed) are February and March (7.6mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).
Average humidity in September
Loon Lake, ME
- Average humidity in September: 81%
The month with the highest relative humidity is February (91%).
The month with the lowest relative humidity is May (77%).
Average rainfall in September
Loon Lake, ME
- Average rainfall in September: 2.52"
The wettest month (with the highest rainfall) is October (3.31").
The driest months (with the least rainfall) are February and July (1.97").
Average rainfall days in September
Loon Lake, ME
- Average rainfall days in September: 12 days
The month with the highest number of rainy days is July (16.8 days).
The month with the least rainy days is February (4.2 days).
Average snowfall in September
Loon Lake, ME
- Average snowfall in September: 0"
The month with the highest snowfall is February (12.83").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Loon Lake, ME
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (19.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Loon Lake, ME
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in September: 7h and 2min
The months with the most sunshine are July and August (Average sunshine: 8h and 54min).
The month with the least sunshine is February (Average sunshine: 2h and 30min).
Average sunshine days in September
Loon Lake, ME
- Average sunshine days in September: 15.6 days
The month with the most sunshine days is September (15.6 days).
The month with the least sunshine days is February (8.4 days).
Average UV index in September
Loon Lake, ME
- Average UV index in September: 3
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are February, March, November and December (UV index 1).
Average cloud cover in September
Loon Lake, ME
- Average cloud cover in September: 49
The month with the most cloud cover is February (Cloud cover 77).
The month with the least cloud cover is July (Cloud cover 47).
Average visibility in September
Loon Lake, ME
- Average visibility in September: 4mi
The months with the highest visibility are May and November (5mi).
The months with the lowest visibility are January, February, March, April, June, July, August, September, October and December (4mi).
Loon Lake, Maine, USA
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