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
Mechanic Falls's progression into September involves a gentle drop in the average high-temperature, from a moderately hot 76.8°F (24.9°C) in August to a pleasant 70°F (21.1°C). An average low-temperature of 50.2°F (10.1°C) is common during the nights of September.Humidity
In Mechanic Falls, the average relative humidity in September is 79%.Rainfall
September is the month with the least rainfall in Mechanic Falls. Rain falls for 7.4 days and accumulates 0.67" (17mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in September is 12h and 30min.On the first day of September, sunrise is at 6:05 am and sunset at 7:17 pm. On the last day of the month, sunrise is at 6:38 am and sunset at 6:23 pm EDT.
Sunshine
In September, the average sunshine is 8.5h.UV index
In Mechanic Falls, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for average individuals.Note: The daily high UV index of 4 during September translates into the following recommendations:
Put precautions into practice - Ensuring skin and eye safety is a necessity. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in September?
What is the average humidity in September?
What is the driest month?
How many days does it rain in September in Mechanic Falls?
When it does not snow?
Does it snow in Mechanic Falls in September?
How many hours of daylight does Mechanic Falls have in September?
What time are sunrise and sunset in September?
How long on average sun shines in September?
How high is the UV index in September?
Average temperature in September
Mechanic Falls, ME
- Average high temperature in September: 70°F
The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is January (27°F).
- Average low temperature in September: 50.2°F
The month with the highest average low temperature is July (57.7°F).
The coldest month (with the lowest average low temperature) is January (13.3°F).
Average pressure in September
Mechanic Falls, 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 (29.91"Hg).
Average wind speed in September
Mechanic Falls, ME
- Average wind speed in September: 5.4mph
The windiest month (with the highest average wind speed) is March (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).
Average humidity in September
Mechanic Falls, ME
- Average humidity in September: 79%
The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is November (76%).
Average rainfall in September
Mechanic Falls, ME
- Average rainfall in September: 0.67"
The wettest month (with the highest rainfall) is October (1.69").
The driest month (with the least rainfall) is September (0.67").
Average rainfall days in September
Mechanic Falls, ME
- Average rainfall days in September: 7.4 days
The month with the highest number of rainy days is July (12.7 days).
The month with the least rainy days is February (4 days).
Average snowfall in September
Mechanic Falls, ME
- Average snowfall in September: 0"
The month with the highest snowfall is February (4.72").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Mechanic Falls, ME
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (8.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Mechanic Falls, 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 6min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in September
Mechanic Falls, ME
- Average sunshine days in September: 20 days
The month with the most sunshine days is January (20.8 days).
The month with the least sunshine days is July (16.2 days).
Average UV index in September
Mechanic Falls, ME
- Average UV index in September: 4
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in September
Mechanic Falls, ME
- Average cloud cover in September: 36
The month with the most cloud cover is March (Cloud cover 51).
The months with the least cloud cover are August and September (Cloud cover 36).
Average visibility in September
Mechanic Falls, ME
- Average visibility in September: 5mi
The months with the highest visibility are January, November and December (6mi).
The months with the lowest visibility are February, March, April, May, June, July, August, September and October (5mi).
Mechanic Falls, Maine, USA
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