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
The start of September signals a gentle decrease in the average high-temperature, transitioning from a pleasant 70.3°F (21.3°C) in August to a refreshing 64.8°F (18.2°C). Clarks Corner reports a consistent average low-temperature of 54°F (12.2°C) throughout September nights.Humidity
In September, the average relative humidity in Clarks Corner is 81%.Rainfall
In Clarks Corner, Maine, during September, the rain falls for 10 days and regularly aggregates up to 1.77" (45mm) of precipitation. Throughout the year, there are 146 rainfall days, and 32.4" (823mm) of precipitation is accumulated.Snowfall
In Clarks Corner, snow does not fall in May through September.Daylight
In Clarks Corner, the average length of the day in September is 12h and 30min.On the first day of September in Clarks Corner, Maine, sunrise is at 6:00 am and sunset at 7:13 pm. On the last day of the month, sunrise is at 6:34 am and sunset at 6:19 pm EDT.
Sunshine
In September, the average sunshine in Clarks Corner, Maine, is 8.5h.UV index
In Clarks Corner, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: In September, the UV index of 4 transforms into the following advice:
Take precautions. Light skin individuals may get burned in less than 30 minutes. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Clarks Corner in September?
What is the average humidity in September in Clarks Corner?
How much does it rain in Clarks Corner in September?
When it does not snow in Clarks Corner?
Does it snow in Clarks Corner in September?
What is the average length of the day in September in Clarks Corner?
When are sunrise and sunset in September in Clarks Corner?
How long on average sun shines in September in Clarks Corner?
What is the UV index reading in September in Clarks Corner?
Average temperature in September
Clarks Corner, ME
- Average high temperature in September: 64.8°F
The warmest months (with the highest average high temperature) are July and August (70.3°F).
The month with the lowest average high temperature is January (30°F).
- Average low temperature in September: 54°F
The month with the highest average low temperature is August (59.4°F).
The coldest month (with the lowest average low temperature) is January (19.9°F).
Average pressure in September
Clarks Corner, 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
Clarks Corner, ME
- Average wind speed in September: 8.5mph
The windiest month (with the highest average wind speed) is January (13mph).
The calmest months (with the lowest average wind speed) are July and August (7.3mph).
Average humidity in September
Clarks Corner, ME
- Average humidity in September: 81%
The months with the highest relative humidity are June and July (84%).
The month with the lowest relative humidity is November (76%).
Average rainfall in September
Clarks Corner, ME
- Average rainfall in September: 1.77"
The wettest month (with the highest rainfall) is December (3.86").
The driest month (with the least rainfall) is July (1.73").
Average rainfall days in September
Clarks Corner, ME
- Average rainfall days in September: 10 days
The month with the highest number of rainy days is April (15.5 days).
The month with the least rainy days is January (7.4 days).
Average snowfall in September
Clarks Corner, ME
- Average snowfall in September: 0"
The month with the highest snowfall is February (4.13").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Clarks Corner, ME
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (9.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Clarks Corner, 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 3min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 4h and 36min).
Average sunshine days in September
Clarks Corner, ME
- Average sunshine days in September: 18.2 days
The month with the most sunshine days is September (18.2 days).
The month with the least sunshine days is April (11.5 days).
Average UV index in September
Clarks Corner, 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
Clarks Corner, ME
- Average cloud cover in September: 32
The months with the most cloud cover are February and March (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in September
Clarks Corner, 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).
Clarks Corner, Maine, USA
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