September weather forecastWoburn, MA
September
Weather in September
The first month of the autumn, September, is still a pleasant month in Woburn, Massachusetts, with temperature in the range of an average low of 56.7°F (13.7°C) and an average high of 72.5°F (22.5°C).Temperature
September signifies a minor drop in average high-temperature, transitioning from a moderately hot 80.6°F (27°C) in August to an agreeable 72.5°F (22.5°C). Woburn reports an average nighttime low-temperature of 56.7°F (13.7°C) in September.Humidity
In September, the average relative humidity is 75%.Rainfall
The month with the least rainfall is September, when the rain falls for 10.3 days and typically collects 1.22" (31mm) of precipitation.Snowfall
In Woburn, snow does not fall in June through September.Daylight
The average length of the day in September is 12h and 29min.On the first day of the month, sunrise is at 6:10 am and sunset at 7:18 pm. On the last day of September, sunrise is at 6:41 am and sunset at 6:27 pm EDT.
Sunshine
In September, the average sunshine is 8.4h.UV index
In Woburn, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for average individuals.Note: During September, 4 as the daily maximum UV index converts into the following advice:
Take precautions - Protection against sun damage is advised. Minimize direct exposure to the Sun during midday when its radiation is at its peak. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Woburn, MA
- Average high temperature in September: 72.5°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (33.1°F).
- Average low temperature in September: 56.7°F
The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).
Average pressure in September
Woburn, MA
- Average pressure in September: 30.05"Hg
The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in September
Woburn, MA
- Average wind speed in September: 6.5mph
The windiest month (with the highest average wind speed) is January (9.4mph).
The calmest month (with the lowest average wind speed) is August (5.9mph).
Average humidity in September
Woburn, MA
- Average humidity in September: 75%
The month with the highest relative humidity is February (78%).
The month with the lowest relative humidity is April (69%).
Average rainfall in September
Woburn, MA
- Average rainfall in September: 1.22"
The wettest month (with the highest rainfall) is December (2.87").
The driest month (with the least rainfall) is September (1.22").
Average rainfall days in September
Woburn, MA
- Average rainfall days in September: 10.3 days
The month with the highest number of rainy days is May (15.5 days).
The month with the least rainy days is January (7.4 days).
Average snowfall in September
Woburn, MA
- Average snowfall in September: 0"
The month with the highest snowfall is February (4.96").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Woburn, MA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (7.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Woburn, MA
- Average daylight in September: 12h and 30min
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 6min).
- Average sunshine in September: 8h and 24min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in September
Woburn, MA
- Average sunshine days in September: 17.6 days
The month with the most sunshine days is November (17.8 days).
The month with the least sunshine days is April (13.3 days).
Average UV index in September
Woburn, MA
- Average UV index in September: 4
The months with the highest UV index are June, 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
Woburn, MA
- Average cloud cover in September: 37
The month with the most cloud cover is March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in September
Woburn, MA
- Average visibility in September: 6mi
The months with the highest visibility are January, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is February (5mi).





