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
September brings a slight decrease in the average high-temperature, shifting from a moderately hot 77.5°F (25.3°C) in August to an agreeable 70.3°F (21.3°C). Nighttime temperatures in Baldwinville hover around an average low of 51.6°F (10.9°C) in September.Humidity
The average relative humidity in September is 79%.Rainfall
The month with the least rainfall in Baldwinville is September, when the rain falls for 12.5 days and typically collects 1.89" (48mm) of precipitation.Snowfall
In Baldwinville, snow does not fall in June through September.Daylight
In Baldwinville, the average length of the day in September is 12h and 29min.On the first day of the month, sunrise is at 6:14 am and sunset at 7:22 pm. On the last day of September, sunrise is at 6:45 am and sunset at 6:30 pm EDT.
Sunshine
In Baldwinville, Massachusetts, the average sunshine in September is 8h.UV index
In Baldwinville, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the average person.Note: The daily high UV index of 4 during September translates into the following recommendations:
Exercise caution. Those with pale skin may experience burns in less than half an hour. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Baldwinville in September?
What is the average humidity in September?
What is the driest month?
How much does it rain in September?
When it does not snow?
Does it snow in September?
What is the average length of the day 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 in Baldwinville?
Average temperature in September
Baldwinville, MA
- Average high temperature in September: 70.3°F
The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (28.8°F).
- Average low temperature in September: 51.6°F
The month with the highest average low temperature is July (59.7°F).
The coldest month (with the lowest average low temperature) is January (16.2°F).
Average pressure in September
Baldwinville, 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
Baldwinville, MA
- Average wind speed in September: 5.7mph
The windiest months (with the highest average wind speed) are January and February (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).
Average humidity in September
Baldwinville, MA
- Average humidity in September: 79%
The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is April (74%).
Average rainfall in September
Baldwinville, MA
- Average rainfall in September: 1.89"
The wettest month (with the highest rainfall) is October (2.95").
The driest month (with the least rainfall) is September (1.89").
Average rainfall days in September
Baldwinville, MA
- Average rainfall days in September: 12.5 days
The months with the highest number of rainy days are May and June (15.4 days).
The month with the least rainy days is January (6.8 days).
Average snowfall in September
Baldwinville, MA
- Average snowfall in September: 0"
The month with the highest snowfall is February (7.09").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Baldwinville, MA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (10.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Baldwinville, 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 0min
The months with the most sunshine are July and August (Average sunshine: 9h and 54min).
The month with the least sunshine is February (Average sunshine: 4h and 6min).
Average sunshine days in September
Baldwinville, MA
- Average sunshine days in September: 15 days
The month with the most sunshine days is November (17.4 days).
The month with the least sunshine days is April (12.7 days).
Average UV index in September
Baldwinville, MA
- Average UV index in September: 4
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Baldwinville, MA
- Average cloud cover in September: 42
The months with the most cloud cover are February and March (Cloud cover 53).
The months with the least cloud cover are July and August (Cloud cover 38).
Average visibility in September
Baldwinville, MA
- Average visibility in September: 5mi
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October, November and December (5mi).
Baldwinville, Massachusetts, USA
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