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 sea temperature 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
With the onset of September, Scituate's climate undergoes a slight change as the average high-temperature moves from a warm 75.9°F (24.4°C) in August to a pleasant 69.4°F (20.8°C). An average low-temperature of 59.2°F (15.1°C) is expected during September.Humidity
The average relative humidity in September is 78%.Rainfall
In Scituate, Massachusetts, in September, during 10.5 rainfall days, 0.75" (19mm) of precipitation is typically accumulated. Throughout the year, in Scituate, there are 119.1 rainfall days, and 10.83" (275mm) of precipitation is accumulated.Snowfall
In Scituate, Massachusetts, snow does not fall in May through October.Ocean temperature
In Scituate, in September, the average water temperature is 64°F (17.8°C).Note: Swimming in 64°F (17.8°C) does not offer a pleasant experience for most individuals. The act of controlling one's breathing becomes progressively difficult as the water temperature goes under 69.8°F (21°C).
Daylight
In September, the average length of the day in Scituate, Massachusetts, is 12h and 28min.On the first day of September, sunrise is at 6:09 am and sunset at 7:16 pm. On the last day of the month, sunrise is at 6:39 am and sunset at 6:25 pm EDT.
Sunshine
The average sunshine in September in Scituate is 8.6h.UV index
The average daily maximum UV index in September in Scituate is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.Note: In September, an average UV index of 4 transforms into the following instructions:
Put precautions into practice - Guidance to elude sunburn is provided. To avoid the Sun's strongest rays, limit exposure around the mid-day period. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Frequently asked questions
What are September temperatures in Scituate?
What is the average humidity in September in Scituate?
How many days does it rain in September in Scituate?
When it does not snow in Scituate?
What is the ocean temperature in September in Scituate?
How many hours of daylight does Scituate have in September?
When is the sunrise / sunset in September in Scituate?
How many hours of sunshine does Scituate have in September?
What is the UV index reading in September in Scituate?
Average temperature in September
Scituate, MA
- Average high temperature in September: 69.4°F
The warmest month (with the highest average high temperature) is July (76.5°F).
The month with the lowest average high temperature is January (35.6°F).
- Average low temperature in September: 59.2°F
The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (25.9°F).
Average pressure in September
Scituate, 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
Scituate, MA
- Average wind speed in September: 9.1mph
The windiest month (with the highest average wind speed) is January (12.9mph).
The calmest months (with the lowest average wind speed) are July and August (8mph).
Average humidity in September
Scituate, MA
- Average humidity in September: 78%
The months with the highest relative humidity are June and July (79%).
The months with the lowest relative humidity are April and November (74%).
Average rainfall in September
Scituate, MA
- Average rainfall in September: 0.75"
The wettest month (with the highest rainfall) is July (1.26").
The driest month (with the least rainfall) is February (0.67").
Average rainfall days in September
Scituate, MA
- Average rainfall days in September: 10.5 days
The month with the highest number of rainy days is July (13 days).
The month with the least rainy days is February (6.5 days).
Average snowfall in September
Scituate, MA
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.79").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Scituate, MA
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and February (6.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average sea temperature in September
Scituate, MA
- Average sea temperature in September: 64°F
The best month for swimming (with the highest average sea temperature) is August (67.6°F).
The coldest month (with the lowest average sea temperature) is March (38.8°F).
Average daylight in September /
Average sunshine in September
Scituate, 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 months with the least sunshine are February and December (Average sunshine: 4h and 48min).
Average sunshine days in September
Scituate, MA
- Average sunshine days in September: 17.7 days
The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is July (15.9 days).
Average UV index in September
Scituate, 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
Scituate, MA
- Average cloud cover in September: 32
The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in September
Scituate, 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).
Scituate, Massachusetts, USA
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