September weather forecastBrookfield, VT
September
Weather in September
September, the first month of the autumn in Brookfield, is still a refreshing month, with an average temperature ranging between min 48°F (8.9°C) and max 67.6°F (19.8°C).Temperature
September signifies a minor drop in average high-temperature, transitioning from a warm 74.8°F (23.8°C) in August to an enjoyable 67.6°F (19.8°C). Brookfield's nighttime temperature in September falls to an average of 48°F (8.9°C).Humidity
In Brookfield, the average relative humidity in September is 81%.Rainfall
The month with the least rainfall is September, when the rain falls for 13.1 days and typically collects 2.09" (53mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
In Brookfield, the average length of the day in September is 12h and 30min.On the first day of the month, sunrise is at 6:14 am and sunset at 7:25 pm. On the last day of September, sunrise is at 6:47 am and sunset at 6:32 pm EDT.
Sunshine
The average sunshine in September is 8h.UV index
The average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for average individuals.Note: The maximum UV index of 3 during September translates into these guidelines:
Prioritize safety - Recommendations to avert sunburn are shared. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Boost your sun resistance with garments that are densely woven yet spacious.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Brookfield, VT
- Average high temperature in September: 67.6°F
The warmest month (with the highest average high temperature) is July (76.8°F).
The month with the lowest average high temperature is January (23.2°F).
- Average low temperature in September: 48°F
The month with the highest average low temperature is July (55.2°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).
Average pressure in September
Brookfield, VT
- 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 (29.91"Hg).
Average wind speed in September
Brookfield, VT
- Average wind speed in September: 5.3mph
The windiest month (with the highest average wind speed) is April (7.3mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in September
Brookfield, VT
- Average humidity in September: 81%
The months with the highest relative humidity are January and February (89%).
The month with the lowest relative humidity is May (76%).
Average rainfall in September
Brookfield, VT
- Average rainfall in September: 2.09"
The wettest month (with the highest rainfall) is June (3.43").
The driest month (with the least rainfall) is September (2.09").
Average rainfall days in September
Brookfield, VT
- Average rainfall days in September: 13.1 days
The month with the highest number of rainy days is June (18.8 days).
The month with the least rainy days is January (6.8 days).
Average snowfall in September
Brookfield, VT
- Average snowfall in September: 0"
The month with the highest snowfall is February (13.31").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Brookfield, VT
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (22.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Brookfield, VT
- Average daylight in September: 12h and 30min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in September: 8h and 0min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The months with the least sunshine are January and February (Average sunshine: 2h and 42min).
Average sunshine days in September
Brookfield, VT
- Average sunshine days in September: 14.6 days
The month with the most sunshine days is September (14.6 days).
The month with the least sunshine days is February (5.5 days).
Average UV index in September
Brookfield, VT
- Average UV index in September: 3
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in September
Brookfield, VT
- Average cloud cover in September: 43
The months with the most cloud cover are January and February (Cloud cover 74).
The month with the least cloud cover is July (Cloud cover 39).
Average visibility in September
Brookfield, VT
- Average visibility in September: 5mi
The months with the highest visibility are April, May, June, July, August, September, October and November (5mi).
The months with the lowest visibility are January, February, March and December (4mi).





