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
The arrival of September corresponds with a light shift in temperature, down from a moderately hot 81°F (27.2°C) in August to a pleasant 73°F (22.8°C). In the month of September, Medfield records a consistent average low-temperature of 55.9°F (13.3°C).Humidity
The average relative humidity in September in Medfield is 77%.Rainfall
September is the month with the least rainfall in Medfield, Massachusetts. Rain falls for 11 days and accumulates 1.22" (31mm) of precipitation.Snowfall
In Medfield, snow does not fall in June through September.Daylight
In September, the average length of the day is 12h and 28min.On the first day of September in Medfield, sunrise is at 6:11 am and sunset at 7:18 pm. On the last day of the month, sunrise is at 6:41 am and sunset at 6:28 pm EDT.
Sunshine
In Medfield, the average sunshine in September is 8.5h.UV index
The average daily maximum UV index in September in Medfield is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: The average daily UV index of 4 in September transforms into the following instructions:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Frequently asked questions
What are the temperatures in Medfield in September?
What is the average humidity in September in Medfield?
What is the driest month in Medfield?
How much does it rain in Medfield in September?
When it does not snow in Medfield?
Does it snow in Medfield in September?
How many hours of daylight does Medfield have in September?
What time are sunrise and sunset in September in Medfield?
How long on average sun shines in September in Medfield?
How high is the UV index in September in Medfield?
Average temperature in September
Medfield, MA
- Average high temperature in September: 73°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (34°F).
- Average low temperature in September: 55.9°F
The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (21.7°F).
Average pressure in September
Medfield, MA
- Average pressure in September: 30.06"Hg
The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Medfield, MA
- Average wind speed in September: 6.3mph
The windiest months (with the highest average wind speed) are January, February and March (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).
Average humidity in September
Medfield, MA
- Average humidity in September: 77%
The month with the highest relative humidity is February (78%).
The month with the lowest relative humidity is April (70%).
Average rainfall in September
Medfield, MA
- Average rainfall in September: 1.22"
The wettest months (with the highest rainfall) are March, April and December (2.87").
The driest month (with the least rainfall) is September (1.22").
Average rainfall days in September
Medfield, MA
- Average rainfall days in September: 11 days
The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is January (7.9 days).
Average snowfall in September
Medfield, MA
- Average snowfall in September: 0"
The month with the highest snowfall is February (4.53").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Medfield, MA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is March (7.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Medfield, 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 3min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in September
Medfield, MA
- Average sunshine days in September: 15.6 days
The month with the most sunshine days is November (17.6 days).
The month with the least sunshine days is April (12.8 days).
Average UV index in September
Medfield, 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
Medfield, MA
- Average cloud cover in September: 37
The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in September
Medfield, MA
- Average visibility in September: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, August, October, November and December (6mi).
The month with the lowest visibility is September (5mi).
Medfield, Massachusetts, USA
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