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
In the transition to September, West Boxford observes a minor drop in the average high-temperature, shifting from a warm 79.9°F (26.6°C) in August to a pleasant 72.3°F (22.4°C). West Boxford records an average temperature drop to a moderate 55.9°F (13.3°C) in September.Humidity
The average relative humidity in September is 76%.Rainfall
The month with the least rainfall is September, when the rain falls for 11.2 days and typically collects 1.38" (35mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in September is 12h and 29min.On the first day of the month, sunrise is at 6:09 am and sunset at 7:18 pm. On the last day of September, sunrise is at 6:41 am and sunset at 6:26 pm EDT.
Sunshine
The average sunshine in September is 8.5h.UV index
In September, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for average individuals.Note: The average daily UV index of 4 in September transforms into the following instructions:
Prioritize safety - Recommendations to avert sunburn are shared. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in West Boxford in September?
What is the average humidity in September?
What is the driest month?
How many days does it rain in September in West Boxford?
When it does not snow?
Does it snow in September?
How many hours of daylight does West Boxford have in September?
When is the sunrise / sunset in September?
How many hours of sunshine does West Boxford have in September?
How high is the UV index in September?
Average temperature in September
West Boxford, MA
- Average high temperature in September: 72.3°F
The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (32.5°F).
- Average low temperature in September: 55.9°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).
Average pressure in September
West Boxford, 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 (29.92"Hg).
Average wind speed in September
West Boxford, MA
- Average wind speed in September: 6.2mph
The windiest month (with the highest average wind speed) is January (9.4mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).
Average humidity in September
West Boxford, MA
- Average humidity in September: 76%
The month with the highest relative humidity is February (79%).
The month with the lowest relative humidity is April (71%).
Average rainfall in September
West Boxford, MA
- Average rainfall in September: 1.38"
The wettest month (with the highest rainfall) is December (2.91").
The driest month (with the least rainfall) is September (1.38").
Average rainfall days in September
West Boxford, MA
- Average rainfall days in September: 11.2 days
The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (7.4 days).
Average snowfall in September
West Boxford, MA
- Average snowfall in September: 0"
The month with the highest snowfall is February (5.71").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
West Boxford, 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
West Boxford, MA
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in September: 8h and 3min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in September
West Boxford, MA
- Average sunshine days in September: 16.5 days
The month with the most sunshine days is January (17.6 days).
The months with the least sunshine days are March, April and May (13.8 days).
Average UV index in September
West Boxford, 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
West Boxford, MA
- Average cloud cover in September: 35
The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in September
West Boxford, 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).
West Boxford, Massachusetts, USA
Weather forecast for your location
2. Allow the app to use your location