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 introduces a mild reduction in the average high-temperature, from a moderately hot 76.1°F (24.5°C) in August to an agreeable 68.9°F (20.5°C). East Winthrop, in September, witnesses an average low-temperature of 50.5°F (10.3°C).Humidity
In September, the average relative humidity is 80%.Rainfall
September is the month with the least rainfall. Rain falls for 9.8 days and accumulates 1.42" (36mm) of precipitation.Snowfall
June through September are months without snowfall in East Winthrop.Daylight
In September, the average length of the day is 12h and 30min.On the first day of September in East Winthrop, sunrise is at 6:03 am and sunset at 7:15 pm. On the last day of the month, sunrise is at 6:37 am and sunset at 6:21 pm EDT.
Sunshine
In East Winthrop, the average sunshine in September is 8.5h.UV index
In East Winthrop, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the average person.Note: In September, the UV index of 4 transforms into the following advice:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
Frequently asked questions
What are September temperatures in East Winthrop?
What is the average humidity in September in East Winthrop?
What is the driest month in East Winthrop?
How much does it rain in East Winthrop in September?
When it does not snow in East Winthrop?
Does it snow in East Winthrop in September?
How many hours of daylight does East Winthrop have in September?
What time are sunrise and sunset in September in East Winthrop?
How long on average sun shines in September in East Winthrop?
What is the UV index reading in September in East Winthrop?
Average temperature in September
East Winthrop, 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 (27°F).
- Average low temperature in September: 50.5°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 (13.6°F).
Average pressure in September
East Winthrop, 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
East Winthrop, ME
- Average wind speed in September: 6mph
The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in September
East Winthrop, ME
- Average humidity in September: 80%
The months with the highest relative humidity are January, February and March (83%).
The month with the lowest relative humidity is November (76%).
Average rainfall in September
East Winthrop, ME
- Average rainfall in September: 1.42"
The wettest month (with the highest rainfall) is October (2.95").
The driest month (with the least rainfall) is September (1.42").
Average rainfall days in September
East Winthrop, ME
- Average rainfall days in September: 9.8 days
The month with the highest number of rainy days is June (16 days).
The month with the least rainy days is January (7 days).
Average snowfall in September
East Winthrop, ME
- Average snowfall in September: 0"
The month with the highest snowfall is February (6.77").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
East Winthrop, ME
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (10.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
East Winthrop, 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 6min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in September
East Winthrop, ME
- Average sunshine days in September: 17.7 days
The month with the most sunshine days is September (17.7 days).
The month with the least sunshine days is April (11.6 days).
Average UV index in September
East Winthrop, 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
East Winthrop, ME
- Average cloud cover in September: 36
The months with the most cloud cover are March and April (Cloud cover 52).
The months with the least cloud cover are August and September (Cloud cover 36).
Average visibility in September
East Winthrop, ME
- Average visibility in September: 5mi
The months with the highest visibility are January, February, March, April, October, November and December (6mi).
The months with the lowest visibility are May, June, July, August and September (5mi).
East Winthrop, Maine, USA
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