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 brings a slight decrease in the average high-temperature, shifting from a moderately hot 77.5°F (25.3°C) in August to an agreeable 70.5°F (21.4°C). Throughout September, the temperature in Johnsonburg, Pennsylvania, falls to an average low of 50.4°F (10.2°C).Humidity
The average relative humidity in September in Johnsonburg is 81%.Rainfall
The months with the least rainfall in Johnsonburg are September and November Rain falls for 10.4 days and accumulates 0.79" (20mm) of rain.Snowfall
June through September are months without snowfall in Johnsonburg.Daylight
In September, the average length of the day is 12h and 28min.On the first day of September in Johnsonburg, Pennsylvania, sunrise is at 6:41 am and sunset at 7:47 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 6:57 pm EDT.
Sunshine
In September, the average sunshine is 7.9h.UV index
The average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for average individuals.Note: A maximum UV index of 3 in September translates into the following recommendations:
Prioritize safety - Suggestions to prevent sun damage are offered. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Frequently asked questions
What is the average September temperature in Johnsonburg?
What is the average humidity in September in Johnsonburg?
What is the driest month in Johnsonburg?
How many days does it rain in September in Johnsonburg?
When it does not snow in Johnsonburg?
Does it snow in Johnsonburg in September?
How many hours of daylight does Johnsonburg have in September?
When is the sunrise / sunset in September in Johnsonburg?
How long on average sun shines in September in Johnsonburg?
What is the UV index intensity in September in Johnsonburg?
Average temperature in September
Johnsonburg, PA
- Average high temperature in September: 70.5°F
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (28.4°F).
- Average low temperature in September: 50.4°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 (16.3°F).
Average pressure in September
Johnsonburg, PA
- Average pressure in September: 30.06"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in September
Johnsonburg, PA
- Average wind speed in September: 6mph
The windiest month (with the highest average wind speed) is January (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in September
Johnsonburg, PA
- Average humidity in September: 81%
The month with the highest relative humidity is February (89%).
The months with the lowest relative humidity are May, June and July (79%).
Average rainfall in September
Johnsonburg, PA
- Average rainfall in September: 0.79"
The wettest month (with the highest rainfall) is April (1.38").
The driest months (with the least rainfall) are September and November (0.79").
Average rainfall days in September
Johnsonburg, PA
- Average rainfall days in September: 10.4 days
The month with the highest number of rainy days is May (14.7 days).
The months with the least rainy days are January and February (5.3 days).
Average snowfall in September
Johnsonburg, PA
- Average snowfall in September: 0"
The month with the highest snowfall is February (3.94").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Johnsonburg, PA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (17.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Johnsonburg, PA
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in September: 7h and 5min
The month with the most sunshine is August (Average sunshine: 9h and 30min).
The months with the least sunshine are January and December (Average sunshine: 2h and 24min).
Average sunshine days in September
Johnsonburg, PA
- Average sunshine days in September: 17.2 days
The month with the most sunshine days is September (17.2 days).
The month with the least sunshine days is December (10.8 days).
Average UV index in September
Johnsonburg, PA
- Average UV index in September: 3
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February and December (UV index 1).
Average cloud cover in September
Johnsonburg, PA
- Average cloud cover in September: 48
The month with the most cloud cover is January (Cloud cover 78).
The months with the least cloud cover are July and August (Cloud cover 43).
Average visibility in September
Johnsonburg, PA
- Average visibility in September: 4mi
The months with the highest visibility are January, March, April, May, June, October, November and December (5mi).
The months with the lowest visibility are February, July, August and September (4mi).
Johnsonburg, Pennsylvania, USA
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