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
Johnson in September experiences a gentle temperature dip, with average high-temperatures reducing from a moderately hot 75.2°F (24°C) in August to a pleasant 68.2°F (20.1°C). Johnson, during the nights of September, experiences an average temperature drop to a frosty 48°F (8.9°C).Humidity
In Johnson, the average relative humidity in September is 81%.Rainfall
The month with the least rainfall is September, when the rain falls for 13.4 days and typically collects 2.2" (56mm) of precipitation.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 Johnson, sunrise is at 6:14 am and sunset at 7:26 pm. On the last day of the month, sunrise is at 6:48 am and sunset at 6:32 pm EDT.
Sunshine
In Johnson, the average sunshine in September is 8.3h.UV index
The average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: A maximum high UV index of 3 in September translates into the following recommendations:
Guard yourself - Precautionary measures against sun damage are advocated. When the Sun is at its strongest around midday, find shade and limit exposure. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Frequently asked questions
What are the temperatures in Johnson in September?
What is the average humidity in September in Johnson?
What is the driest month in Johnson?
How much does it rain in Johnson in September?
When it does not snow in Johnson?
Does it snow in Johnson in September?
What is the average length of the day in September in Johnson?
What time are sunrise and sunset in September in Johnson?
How many hours of sunshine does Johnson have in September?
What is the UV index reading in September in Johnson?
Average temperature in September
Johnson, VT
- Average high temperature in September: 68.2°F
The warmest month (with the highest average high temperature) is July (77.2°F).
The month with the lowest average high temperature is January (22.8°F).
- Average low temperature in September: 48°F
The month with the highest average low temperature is July (55.9°F).
The coldest month (with the lowest average low temperature) is January (9.9°F).
Average pressure in September
Johnson, 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
Johnson, VT
- Average wind speed in September: 5.4mph
The windiest month (with the highest average wind speed) is April (7.1mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).
Average humidity in September
Johnson, VT
- Average humidity in September: 81%
The months with the highest relative humidity are January and February (90%).
The month with the lowest relative humidity is May (77%).
Average rainfall in September
Johnson, VT
- Average rainfall in September: 2.2"
The wettest month (with the highest rainfall) is June (3.43").
The driest month (with the least rainfall) is September (2.2").
Average rainfall days in September
Johnson, VT
- Average rainfall days in September: 13.4 days
The months with the highest number of rainy days are June and July (18.6 days).
The month with the least rainy days is February (6.2 days).
Average snowfall in September
Johnson, VT
- Average snowfall in September: 0"
The month with the highest snowfall is January (14.17").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Johnson, VT
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (22.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Johnson, 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 2min
The months with the most sunshine are July and August (Average sunshine: 9h and 54min).
The month with the least sunshine is February (Average sunshine: 2h and 30min).
Average sunshine days in September
Johnson, 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 (5.3 days).
Average UV index in September
Johnson, 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
Johnson, VT
- Average cloud cover in September: 40
The months with the most cloud cover are January and February (Cloud cover 76).
The month with the least cloud cover is July (Cloud cover 37).
Average visibility in September
Johnson, 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).
Johnson, Vermont, USA
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