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
September's onset brings a negligible change in high-temperatures, falling from a moderately hot 76.1°F (24.5°C) in August to a pleasant 68.9°F (20.5°C). During September, the average low-temperature is a chilly 48.6°F (9.2°C).Humidity
In Shawmut, Maine, the average relative humidity in September is 80%.Rainfall
In Shawmut, in September, during 10.1 rainfall days, 1.73" (44mm) of precipitation is typically accumulated. In Shawmut, during the entire year, the rain falls for 144.9 days and collects up to 30.43" (773mm) of precipitation.Snowfall
June through September are months without snowfall in Shawmut.Daylight
In Shawmut, the average length of the day in September is 12h and 31min.On the first day of September in Shawmut, sunrise is at 6:01 am and sunset at 7:14 pm. On the last day of the month, sunrise is at 6:35 am and sunset at 6:20 pm EDT.
Sunshine
In Shawmut, the average sunshine in September is 8.1h.UV index
The average daily maximum UV index in September in Shawmut is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for average individuals.Note: The maximum daily UV index of 4 during September translates into the following directions:
Be vigilant - Preventing sunburn is recommended. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Experience reduced UV exposure by about half when donning a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Shawmut?
What is the average humidity in September in Shawmut?
How much does it rain in Shawmut in September?
When it does not snow in Shawmut?
Does it snow in Shawmut in September?
How many hours of daylight does Shawmut have in September?
What time are sunrise and sunset in September in Shawmut?
How many hours of sunshine does Shawmut have in September?
How high is the UV index in September in Shawmut?
Average temperature in September
Shawmut, ME
- Average high temperature in September: 68.9°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 (25.3°F).
- Average low temperature in September: 48.6°F
The month with the highest average low temperature is July (56.7°F).
The coldest month (with the lowest average low temperature) is January (11.8°F).
Average pressure in September
Shawmut, ME
- Average pressure in September: 30.04"Hg
The months with the highest atmospheric pressure are September and November (30.04"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in September
Shawmut, ME
- Average wind speed in September: 5.8mph
The windiest month (with the highest average wind speed) is March (8.2mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in September
Shawmut, ME
- Average humidity in September: 80%
The months with the highest relative humidity are February and March (85%).
The months with the lowest relative humidity are April and November (78%).
Average rainfall in September
Shawmut, ME
- Average rainfall in September: 1.73"
The wettest months (with the highest rainfall) are April, October and December (3.23").
The driest month (with the least rainfall) is July (1.69").
Average rainfall days in September
Shawmut, ME
- Average rainfall days in September: 10.1 days
The month with the highest number of rainy days is June (16.8 days).
The month with the least rainy days is January (6.3 days).
Average snowfall in September
Shawmut, ME
- Average snowfall in September: 0"
The month with the highest snowfall is January (8.78").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Shawmut, ME
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (12.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Shawmut, 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: 9h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).
Average sunshine days in September
Shawmut, ME
- Average sunshine days in September: 17.1 days
The month with the most sunshine days is September (17.1 days).
The month with the least sunshine days is April (11.3 days).
Average UV index in September
Shawmut, 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, October, November and December (UV index 2).
Average cloud cover in September
Shawmut, ME
- Average cloud cover in September: 40
The months with the most cloud cover are February, March and April (Cloud cover 55).
The month with the least cloud cover is September (Cloud cover 40).
Average visibility in September
Shawmut, 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).
Shawmut, Maine, USA
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