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 signifies a gentle decline in Irasburg's average high-temperature, easing from a moderately hot 73.9°F (23.3°C) in August to an enjoyable 66.7°F (19.3°C). In September, the average low-temperature records at a chilly 46.9°F (8.3°C) during the nights.Humidity
In September, the average relative humidity is 81%.Rainfall
In September, the rain falls for 13 days. Throughout September, 2.4" (61mm) of precipitation is accumulated. In Irasburg, during the entire year, the rain falls for 163.6 days and collects up to 31.65" (804mm) of precipitation.Snowfall
In Irasburg, snow does not fall in June through September.Daylight
In September, the average length of the day is 12h and 31min.On the first day of the month, sunrise is at 6:12 am and sunset at 7:25 pm. On the last day of September, in Irasburg, sunrise is at 6:46 am and sunset at 6:31 pm EDT.
Sunshine
In Irasburg, the average sunshine in September is 8.2h.UV index
In Irasburg, 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 ordinary individuals.Note: The maximum daily UV index of 3 in September interprets into the following recommendations:
Exercise prevention - Protecting skin and eyes from harm is required. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Frequently asked questions
What is the usual temperature for Irasburg in September?
What is the average humidity in September in Irasburg?
How much does it rain in Irasburg in September?
When it does not snow in Irasburg?
Does it snow in Irasburg in September?
What is the average length of the day in September in Irasburg?
When are sunrise and sunset in September in Irasburg?
How long on average sun shines in September in Irasburg?
What is the UV index intensity in September in Irasburg?
Average temperature in September
Irasburg, VT
- Average high temperature in September: 66.7°F
The warmest month (with the highest average high temperature) is July (76.1°F).
The month with the lowest average high temperature is January (22.1°F).
- Average low temperature in September: 46.9°F
The month with the highest average low temperature is July (54.9°F).
The coldest month (with the lowest average low temperature) is January (8.6°F).
Average pressure in September
Irasburg, 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
Irasburg, 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 (5.3mph).
Average humidity in September
Irasburg, 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
Irasburg, VT
- Average rainfall in September: 2.4"
The wettest month (with the highest rainfall) is June (3.27").
The driest month (with the least rainfall) is February (2.24").
Average rainfall days in September
Irasburg, VT
- Average rainfall days in September: 13 days
The month with the highest number of rainy days is June (19.1 days).
The month with the least rainy days is January (5.6 days).
Average snowfall in September
Irasburg, VT
- Average snowfall in September: 0"
The month with the highest snowfall is February (14.02").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Irasburg, 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
Irasburg, 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 month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is February (Average sunshine: 2h and 12min).
Average sunshine days in September
Irasburg, VT
- Average sunshine days in September: 15.1 days
The month with the most sunshine days is September (15.1 days).
The month with the least sunshine days is February (4.7 days).
Average UV index in September
Irasburg, 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
Irasburg, VT
- Average cloud cover in September: 41
The month with the most cloud cover is February (Cloud cover 79).
The month with the least cloud cover is July (Cloud cover 39).
Average visibility in September
Irasburg, 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).
Irasburg, Vermont, USA
Weather forecast for your location
2. Allow the app to use your location
