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 denotes a minimal variation in the average high-temperature to a comfortable 66.6°F (19.2°C) from August's 71.4°F (21.9°C). Recording a slight drop from the daily maximum, East Orleans notes an average low temperature of 62.4°F (16.9°C) in the month of September.Humidity
In East Orleans, Massachusetts, the average relative humidity in September is 80%.Rainfall
In East Orleans, in September, during 5.5 rainfall days, 0.47" (12mm) of precipitation is typically accumulated. In East Orleans, during the entire year, the rain falls for 78.2 days and collects up to 5.75" (146mm) of precipitation.Snowfall
April through October are months without snowfall.Daylight
In September, the average length of the day is 12h and 28min.On the first day of September, sunrise is at 6:06 am and sunset at 7:12 pm. On the last day of the month, sunrise is at 6:36 am and sunset at 6:22 pm EDT.
Sunshine
In East Orleans, the average sunshine in September is 8.6h.UV index
In September, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the average person.Note: The maximum UV index, 4 during September, leads to the following recommendations:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in East Orleans?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
How many hours of daylight does East Orleans have in September?
When is the sunrise / sunset in September?
How many hours of sunshine does East Orleans have in September?
What is the UV index reading in September?
Average temperature in September
East Orleans, MA
- Average high temperature in September: 66.6°F
The warmest month (with the highest average high temperature) is August (71.4°F).
The month with the lowest average high temperature is January (38.8°F).
- Average low temperature in September: 62.4°F
The month with the highest average low temperature is August (67.8°F).
The coldest month (with the lowest average low temperature) is January (31.5°F).
Average pressure in September
East Orleans, MA
- Average pressure in September: 30.05"Hg
The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
East Orleans, MA
- Average wind speed in September: 13.4mph
The windiest month (with the highest average wind speed) is January (18.3mph).
The calmest month (with the lowest average wind speed) is August (11.4mph).
Average humidity in September
East Orleans, MA
- Average humidity in September: 80%
The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is November (74%).
Average rainfall in September
East Orleans, MA
- Average rainfall in September: 0.47"
The wettest month (with the highest rainfall) is October (0.87").
The driest months (with the least rainfall) are July and August (0.28").
Average rainfall days in September
East Orleans, MA
- Average rainfall days in September: 5.5 days
The month with the highest number of rainy days is April (8.2 days).
The month with the least rainy days is February (4.8 days).
Average snowfall in September
East Orleans, MA
- Average snowfall in September: 0"
The month with the highest snowfall is December (0.31").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
East Orleans, MA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (3.7 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
East Orleans, MA
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in September: 8h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 4h and 18min).
Average sunshine days in September
East Orleans, MA
- Average sunshine days in September: 23.4 days
The month with the most sunshine days is September (23.4 days).
The month with the least sunshine days is February (19.8 days).
Average UV index in September
East Orleans, MA
- Average UV index in September: 4
The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in September
East Orleans, MA
- Average cloud cover in September: 32
The month with the most cloud cover is December (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in September
East Orleans, MA
- 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).
East Orleans, Massachusetts, USA
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