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
A mild drop in East Charleston's average high-temperature is observed in September, transitioning from a warm 73.8°F (23.2°C) in August to an enjoyable 66.4°F (19.1°C). During September, East Charleston experiences a consistent low-temperature average of 46.9°F (8.3°C).Humidity
In September, the average relative humidity is 80%.Rainfall
In East Charleston, in September, during 12.9 rainfall days, 2.48" (63mm) of precipitation is typically accumulated. Throughout the year, there are 156.5 rainfall days, and 32.48" (825mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
In East Charleston, the average length of the day in September is 12h and 31min.On the first day of September, sunrise is at 6:11 am and sunset at 7:24 pm. On the last day of the month, sunrise is at 6:45 am and sunset at 6:29 pm EDT.
Sunshine
In September, the average sunshine in East Charleston is 8h.UV index
In September, the average daily maximum UV index in East Charleston is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for average individuals.Note: A daily maximum UV index of 3 in September translates into the following instructions:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Experience reduced UV exposure by about half when donning a wide-brim hat.
Frequently asked questions
What is the usual temperature for East Charleston in September?
What is the average humidity in September in East Charleston?
How much does it rain in East Charleston in September?
When it does not snow in East Charleston?
Does it snow in East Charleston in September?
What is the average length of the day in September in East Charleston?
What time are sunrise and sunset in September in East Charleston?
How long on average sun shines in September in East Charleston?
What is the UV index reading in September in East Charleston?
Average temperature in September
East Charleston, 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 (21.7°F).
- Average low temperature in September: 46.9°F
The month with the highest average low temperature is July (54.7°F).
The coldest month (with the lowest average low temperature) is January (8.1°F).
Average pressure in September
East Charleston, 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
East Charleston, VT
- Average wind speed in September: 5.8mph
The windiest month (with the highest average wind speed) is April (7.5mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).
Average humidity in September
East Charleston, VT
- Average humidity in September: 80%
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
East Charleston, VT
- Average rainfall in September: 2.48"
The wettest months (with the highest rainfall) are June and October (3.23").
The driest months (with the least rainfall) are February and July (2.32").
Average rainfall days in September
East Charleston, VT
- Average rainfall days in September: 12.9 days
The month with the highest number of rainy days is June (19 days).
The month with the least rainy days is January (4.7 days).
Average snowfall in September
East Charleston, VT
- Average snowfall in September: 0"
The month with the highest snowfall is January (15.75").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
East Charleston, VT
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (24.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
East Charleston, 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 0min
The months with the most sunshine are July and August (Average sunshine: 9h and 36min).
The month with the least sunshine is February (Average sunshine: 2h and 6min).
Average sunshine days in September
East Charleston, VT
- Average sunshine days in September: 15.3 days
The month with the most sunshine days is September (15.3 days).
The month with the least sunshine days is February (4 days).
Average UV index in September
East Charleston, 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
East Charleston, VT
- Average cloud cover in September: 42
The month with the most cloud cover is February (Cloud cover 80).
The month with the least cloud cover is July (Cloud cover 40).
Average visibility in September
East Charleston, 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).
East Charleston, Vermont, USA
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