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
Blue Hill Falls's weather in September involves a mild decrease in the average high-temperature, moving down slightly from August's moderately hot 73.4°F (23°C) to a comfortable 67.1°F (19.5°C). During September, the nighttime temperature averages of 52.7°F (11.5°C).Humidity
The average relative humidity in September is 79%.Rainfall
In Blue Hill Falls, during September, the rain falls for 10.5 days and regularly aggregates up to 1.81" (46mm) of precipitation. Throughout the year, in Blue Hill Falls, there are 142.1 rainfall days, and 32.28" (820mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in September in Blue Hill Falls, Maine, is 12h and 30min.On the first day of September in Blue Hill Falls, sunrise is at 5:57 am and sunset at 7:10 pm. On the last day of the month, sunrise is at 6:31 am and sunset at 6:16 pm EDT.
Sunshine
In Blue Hill Falls, the average sunshine in September is 8.2h.UV index
The average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for average individuals.Note: In September, a regular UV index of 4 translates into these guidelines:
Take precautions. Light skin individuals may get burned in less than 30 minutes. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
Frequently asked questions
What is the temperature in September in Blue Hill Falls?
What is the average humidity in September in Blue Hill Falls?
How much does it rain in Blue Hill Falls in September?
When it does not snow in Blue Hill Falls?
Does it snow in Blue Hill Falls in September?
How many hours of daylight does Blue Hill Falls have in September?
When is the sunrise / sunset in September in Blue Hill Falls?
How many hours of sunshine does Blue Hill Falls have in September?
How high is the UV index in September in Blue Hill Falls?
Average temperature in September
Blue Hill Falls, ME
- Average high temperature in September: 67.1°F
The warmest month (with the highest average high temperature) is August (73.4°F).
The month with the lowest average high temperature is January (29.7°F).
- Average low temperature in September: 52.7°F
The month with the highest average low temperature is July (58.1°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).
Average pressure in September
Blue Hill Falls, 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
Blue Hill Falls, ME
- Average wind speed in September: 7.1mph
The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).
Average humidity in September
Blue Hill Falls, ME
- Average humidity in September: 79%
The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is November (76%).
Average rainfall in September
Blue Hill Falls, ME
- Average rainfall in September: 1.81"
The wettest month (with the highest rainfall) is December (3.94").
The driest month (with the least rainfall) is July (1.57").
Average rainfall days in September
Blue Hill Falls, ME
- Average rainfall days in September: 10.5 days
The month with the highest number of rainy days is April (15.5 days).
The month with the least rainy days is February (7.5 days).
Average snowfall in September
Blue Hill Falls, ME
- Average snowfall in September: 0"
The month with the highest snowfall is February (5.75").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Blue Hill Falls, ME
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Blue Hill Falls, ME
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in September: 8h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 6min).
Average sunshine days in September
Blue Hill Falls, ME
- Average sunshine days in September: 17.5 days
The month with the most sunshine days is August (18.7 days).
The month with the least sunshine days is April (11.2 days).
Average UV index in September
Blue Hill Falls, 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
Blue Hill Falls, ME
- Average cloud cover in September: 35
The month with the most cloud cover is February (Cloud cover 56).
The months with the least cloud cover are August and September (Cloud cover 35).
Average visibility in September
Blue Hill Falls, ME
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).
Blue Hill Falls, Maine, USA
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