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 Sherman Mills, entering September brings a subtle temperature decrement, reducing from August's moderately hot 75.4°F (24.1°C) to a comfortable 67.3°F (19.6°C). In the month of September, Sherman Mills records a consistent average low-temperature of 47.8°F (8.8°C).Humidity
In September, the average relative humidity is 79%.Rainfall
In Sherman Mills, during September, the rain falls for 12 days and regularly aggregates up to 2.05" (52mm) of precipitation. In Sherman Mills, during the entire year, the rain falls for 156.1 days and collects up to 26.89" (683mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
In September, the average length of the day is 12h and 32min.On the first day of the month, sunrise is at 5:55 am and sunset at 7:11 pm. On the last day of September, sunrise is at 6:31 am and sunset at 6:15 pm EDT.
Sunshine
The average sunshine in September is 7.8h.UV index
In September, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum UV index, 3 during September, leads to the following recommendations:
Undertake precautions - Obligation exists to protect against skin and eye damage. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Sherman Mills in September?
What is the average humidity in September?
How much does it rain in September?
When it does not snow?
Does it snow in September?
How many hours of daylight does Sherman Mills have in September?
When is the sunrise / sunset in September?
How many hours of sunshine does Sherman Mills have in September?
What is the UV index intensity in September?
Average temperature in September
Sherman Mills, ME
- Average high temperature in September: 67.3°F
The warmest month (with the highest average high temperature) is July (76.6°F).
The month with the lowest average high temperature is January (22.6°F).
- Average low temperature in September: 47.8°F
The month with the highest average low temperature is July (55.9°F).
The coldest month (with the lowest average low temperature) is January (9.7°F).
Average pressure in September
Sherman Mills, ME
- Average pressure in September: 30.03"Hg
The months with the highest atmospheric pressure are September and November (30.03"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in September
Sherman Mills, ME
- Average wind speed in September: 5.9mph
The windiest month (with the highest average wind speed) is March (7.4mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in September
Sherman Mills, ME
- Average humidity in September: 79%
The months with the highest relative humidity are February and March (89%).
The month with the lowest relative humidity is May (75%).
Average rainfall in September
Sherman Mills, ME
- Average rainfall in September: 2.05"
The wettest month (with the highest rainfall) is April (2.83").
The driest months (with the least rainfall) are March and July (1.73").
Average rainfall days in September
Sherman Mills, ME
- Average rainfall days in September: 12 days
The month with the highest number of rainy days is June (17.1 days).
The month with the least rainy days is February (7.3 days).
Average snowfall in September
Sherman Mills, ME
- Average snowfall in September: 0"
The month with the highest snowfall is February (10.24").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Sherman Mills, ME
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (16.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Sherman Mills, ME
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in September: 7h and 5min
The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is February (Average sunshine: 3h and 18min).
Average sunshine days in September
Sherman Mills, ME
- Average sunshine days in September: 16.3 days
The month with the most sunshine days is September (16.3 days).
The month with the least sunshine days is April (9.3 days).
Average UV index in September
Sherman Mills, ME
- Average UV index in September: 3
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are February and December (UV index 1).
Average cloud cover in September
Sherman Mills, ME
- Average cloud cover in September: 41
The month with the most cloud cover is February (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 40).
Average visibility in September
Sherman Mills, ME
- Average visibility in September: 5mi
The months with the highest visibility are April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February and March (4mi).
Sherman Mills, Maine, USA
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