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 transition into September is accompanied by a slight temperature decrease, with the average high-temperature shifting from a warm 73.6°F (23.1°C) in August to an enjoyable 66.4°F (19.1°C). In Island Pond, the September nights cool down to an average low of 46.4°F (8°C).Humidity
In September, the average relative humidity is 81%.Rainfall
In Island Pond, Vermont, in September, it is raining for 13.1 days, with typically 2.24" (57mm) of accumulated precipitation. Throughout the year, there are 154.2 rainfall days, and 29.02" (737mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
In September, the average length of the day is 12h and 31min.On the first day of September in Island Pond, sunrise is at 6:10 am and sunset at 7:23 pm. On the last day of the month, sunrise is at 6:45 am and sunset at 6:29 pm EDT.
Sunshine
In Island Pond, the average sunshine in September is 8.1h.UV index
In September, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for average individuals.Note: A maximum UV index of 3 in September translates into the following recommendations:
Take necessary precautions - Defending against sun damage is advocated. To protect against the Sun's most potent rays, avoid direct exposure around midday. Experience reduced UV exposure by about half when donning a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Island Pond in September?
What is the average humidity in September in Island Pond?
How many days does it rain in September in Island Pond?
When it does not snow in Island Pond?
Does it snow in Island Pond in September?
What is the average length of the day in September in Island Pond?
What time are sunrise and sunset in September in Island Pond?
How long on average sun shines in September in Island Pond?
How high is the UV index in September in Island Pond?
Average temperature in September
Island Pond, VT
- Average high temperature in September: 66.4°F
The warmest month (with the highest average high temperature) is July (75.7°F).
The month with the lowest average high temperature is January (21.9°F).
- Average low temperature in September: 46.4°F
The month with the highest average low temperature is July (54.1°F).
The coldest month (with the lowest average low temperature) is January (8.1°F).
Average pressure in September
Island Pond, VT
- Average pressure in September: 30.04"Hg
The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in September
Island Pond, VT
- Average wind speed in September: 5.5mph
The windiest month (with the highest average wind speed) is April (7.3mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).
Average humidity in September
Island Pond, VT
- Average humidity in September: 81%
The months with the highest relative humidity are January and February (91%).
The month with the lowest relative humidity is May (77%).
Average rainfall in September
Island Pond, VT
- Average rainfall in September: 2.24"
The wettest month (with the highest rainfall) is October (2.95").
The driest months (with the least rainfall) are February and July (1.93").
Average rainfall days in September
Island Pond, VT
- Average rainfall days in September: 13.1 days
The month with the highest number of rainy days is June (18.1 days).
The month with the least rainy days is February (5.2 days).
Average snowfall in September
Island Pond, VT
- Average snowfall in September: 0"
The month with the highest snowfall is January (13.11").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Island Pond, VT
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (22.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Island Pond, VT
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in September: 8h and 1min
The months with the most sunshine are July and August (Average sunshine: 9h and 42min).
The month with the least sunshine is February (Average sunshine: 2h and 18min).
Average sunshine days in September
Island Pond, VT
- Average sunshine days in September: 14.9 days
The month with the most sunshine days is September (14.9 days).
The month with the least sunshine days is February (5.3 days).
Average UV index in September
Island Pond, 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 and December (UV index 1).
Average cloud cover in September
Island Pond, VT
- Average cloud cover in September: 41
The month with the most cloud cover is February (Cloud cover 78).
The month with the least cloud cover is July (Cloud cover 39).
Average visibility in September
Island Pond, VT
- Average visibility in September: 5mi
The months with the highest visibility are May, June, July, August, September, October and November (5mi).
The months with the lowest visibility are January, February, March, April and December (4mi).
Island Pond, Vermont, USA
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