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
With the beginning of September, the average high-temperature shows a small decrease, transitioning from a warm 79°F (26.1°C) in August to a pleasant 72°F (22.2°C). In Sturbridge, an average temperature of 53.6°F (12°C) is noted during September nights.Humidity
In September, the average relative humidity is 79%.Rainfall
September is the month with the least rainfall. Rain falls for 12.6 days and accumulates 1.65" (42mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in September is 12h and 28min.On the first day of September, sunrise is at 6:14 am and sunset at 7:21 pm. On the last day of the month, sunrise is at 6:44 am and sunset at 6:31 pm EDT.
Sunshine
In Sturbridge, the average sunshine in September is 8h.UV index
In September, the average daily maximum UV index in Sturbridge is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the ordinary person.Note: A daily maximum UV index of 4 in September translates into the following instructions:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Sturbridge?
What is the average humidity in September?
What is the driest month?
How many days does it rain in September?
When it does not snow?
Does it snow in September?
How many hours of daylight does Sturbridge have in September?
When are sunrise and sunset in September?
How long on average sun shines in September?
What is the UV index reading in September?
Average temperature in September
Sturbridge, MA
- Average high temperature in September: 72°F
The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (31.3°F).
- Average low temperature in September: 53.6°F
The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (19°F).
Average pressure in September
Sturbridge, MA
- Average pressure in September: 30.06"Hg
The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Sturbridge, MA
- Average wind speed in September: 6mph
The windiest months (with the highest average wind speed) are January and February (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in September
Sturbridge, MA
- Average humidity in September: 79%
The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is April (73%).
Average rainfall in September
Sturbridge, MA
- Average rainfall in September: 1.65"
The wettest month (with the highest rainfall) is July (2.76").
The driest month (with the least rainfall) is September (1.65").
Average rainfall days in September
Sturbridge, MA
- Average rainfall days in September: 12.6 days
The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is January (7.1 days).
Average snowfall in September
Sturbridge, MA
- Average snowfall in September: 0"
The month with the highest snowfall is February (4.88").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Sturbridge, MA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (8.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Sturbridge, 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 0min
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 24min).
Average sunshine days in September
Sturbridge, MA
- Average sunshine days in September: 15.6 days
The month with the most sunshine days is November (18.2 days).
The month with the least sunshine days is June (13.1 days).
Average UV index in September
Sturbridge, MA
- Average UV index in September: 4
The months with the highest UV index are June and July (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
Sturbridge, MA
- Average cloud cover in September: 42
The month with the most cloud cover is March (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 37).
Average visibility in September
Sturbridge, MA
- Average visibility in September: 5mi
The months with the highest visibility are March, April, November and December (6mi).
The months with the lowest visibility are January, February, May, June, July, August, September and October (5mi).
Sturbridge, Massachusetts, USA
Weather forecast for your location
2. Allow the app to use your location