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 arrival of September signals a subtle shift in temperature, down from a moderately hot 75.7°F (24.3°C) in August to an agreeable 68.4°F (20.2°C). Throughout September, the average low-temperature dips to a chilly 48.2°F (9°C).Humidity
In September, the average relative humidity is 79%.Rainfall
In September, the rain falls for 10.5 days. Throughout September, 1.85" (47mm) of precipitation is accumulated. Throughout the year, there are 152.2 rainfall days, and 29.09" (739mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in September is 12h and 31min.On the first day of the month, sunrise is at 6:04 am and sunset at 7:17 pm. On the last day of September, sunrise is at 6:38 am and sunset at 6:22 pm EDT.
Sunshine
In September, the average sunshine is 8.4h.UV index
In Strong, the average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: A daily high UV index of 3 in September leads to these guidelines:
Take precautions - Protection against skin and eye damage is obliged. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September?
What is the average humidity in September in Strong?
How many days does it rain in September?
When it does not snow?
Does it snow in September?
What is the average length of the day in September?
What time are sunrise and sunset in September?
How many hours of sunshine does Strong have in September?
What is the UV index reading in September?
Average temperature in September
Strong, ME
- Average high temperature in September: 68.4°F
The warmest month (with the highest average high temperature) is July (77.4°F).
The month with the lowest average high temperature is January (24.1°F).
- Average low temperature in September: 48.2°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 (10.6°F).
Average pressure in September
Strong, 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
Strong, ME
- Average wind speed in September: 5.1mph
The windiest month (with the highest average wind speed) is March (7.1mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).
Average humidity in September
Strong, ME
- Average humidity in September: 79%
The months with the highest relative humidity are February and March (86%).
The month with the lowest relative humidity is November (76%).
Average rainfall in September
Strong, ME
- Average rainfall in September: 1.85"
The wettest month (with the highest rainfall) is October (3.43").
The driest month (with the least rainfall) is July (1.69").
Average rainfall days in September
Strong, ME
- Average rainfall days in September: 10.5 days
The month with the highest number of rainy days is July (16.4 days).
The month with the least rainy days is February (9.1 days).
Average snowfall in September
Strong, ME
- Average snowfall in September: 0"
The month with the highest snowfall is February (11.18").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Strong, ME
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (13.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Strong, 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 2min
The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 4h and 18min).
Average sunshine days in September
Strong, ME
- Average sunshine days in September: 17.3 days
The month with the most sunshine days is September (17.3 days).
The month with the least sunshine days is March (10.9 days).
Average UV index in September
Strong, ME
- Average UV index in September: 3
The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Strong, ME
- Average cloud cover in September: 37
The months with the most cloud cover are February, March and April (Cloud cover 53).
The month with the least cloud cover is September (Cloud cover 37).
Average visibility in September
Strong, ME
- Average visibility in September: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, September, October, November and December (5mi).
The month with the lowest visibility is August (4mi).
Strong, Maine, USA
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