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
In September, the average high-temperature marginally drops from a warm 75.6°F (24.2°C) in August to a pleasant 68.4°F (20.2°C). Throughout September nights, Underhill Center registers an average low-temperature of 48.4°F (9.1°C).Humidity
The average relative humidity in September is 80%.Rainfall
The month with the least rainfall is September, when the rain falls for 13.2 days and typically collects 2.09" (53mm) of precipitation.Snowfall
In Underhill Center, snow does not fall in June through September.Daylight
In September, the average length of the day is 12h and 30min.On the first day of September, sunrise is at 6:15 am and sunset at 7:27 pm. On the last day of the month, sunrise is at 6:49 am and sunset at 6:33 pm EDT.
Sunshine
In September, the average sunshine is 8.5h.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 exposure to the Sun's UV rays for the average person.Note: A daily high UV index of 3 in September leads to these guidelines:
Heed the precautions - Suggestions to avoid sunburn are made. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures?
What is the average humidity in September?
What is the driest month?
How many days does it rain in September?
When it does not snow in Underhill Center?
Does it snow in September?
How many hours of daylight does Underhill Center have in September?
When is the sunrise / sunset in September?
How long on average sun shines in September in Underhill Center?
What is the UV index reading in September?
Average temperature in September
Underhill Center, VT
- Average high temperature in September: 68.4°F
The warmest month (with the highest average high temperature) is July (77.4°F).
The month with the lowest average high temperature is January (22.8°F).
- Average low temperature in September: 48.4°F
The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is January (10.2°F).
Average pressure in September
Underhill Center, 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 (29.91"Hg).
Average wind speed in September
Underhill Center, VT
- Average wind speed in September: 5.5mph
The windiest month (with the highest average wind speed) is April (7.1mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in September
Underhill Center, VT
- Average humidity in September: 80%
The months with the highest relative humidity are January and February (89%).
The month with the lowest relative humidity is May (77%).
Average rainfall in September
Underhill Center, VT
- Average rainfall in September: 2.09"
The wettest month (with the highest rainfall) is June (3.39").
The driest month (with the least rainfall) is September (2.09").
Average rainfall days in September
Underhill Center, VT
- Average rainfall days in September: 13.2 days
The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is February (6.4 days).
Average snowfall in September
Underhill Center, VT
- Average snowfall in September: 0"
The month with the highest snowfall is January (14.92").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Underhill Center, VT
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (23.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Underhill Center, 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 3min
The months with the most sunshine are July and August (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 2h and 36min).
Average sunshine days in September
Underhill Center, VT
- Average sunshine days in September: 15.2 days
The month with the most sunshine days is September (15.2 days).
The month with the least sunshine days is February (4.8 days).
Average UV index in September
Underhill Center, VT
- Average UV index in September: 3
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in September
Underhill Center, VT
- Average cloud cover in September: 38
The months with the most cloud cover are January and February (Cloud cover 75).
The months with the least cloud cover are July and August (Cloud cover 37).
Average visibility in September
Underhill Center, 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).
Underhill Center, Vermont, USA
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