September weather forecastEmerald Lakes, PA
September
Weather in September
The first month of the autumn, September, is also an agreeable month in Emerald Lakes, Pennsylvania, with an average temperature ranging between max 72°F (22.2°C) and min 52.5°F (11.4°C).Temperature
Emerald Lakes in September experiences a gentle temperature dip, with average high-temperatures reducing from a warm 78.3°F (25.7°C) in August to an agreeable 72°F (22.2°C). During the nights in September, an average low-temperature of 52.5°F (11.4°C) is observed in Emerald Lakes.Humidity
In Emerald Lakes, the average relative humidity in September is 80%.Rainfall
The month with the least rainfall is September, when the rain falls for 11.8 days and typically collects 1.73" (44mm) of precipitation.Snowfall
In Emerald Lakes, snow does not fall in June through September.Daylight
In Emerald Lakes, the average length of the day in September is 12h and 28min.On the first day of the month, sunrise is at 6:29 am and sunset at 7:33 pm. On the last day of September, sunrise is at 6:58 am and sunset at 6:44 pm EDT.
Sunshine
In September, the average sunshine is 8.5h.UV index
In September, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum daily UV index of 4 during September translates into the following directions:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Emerald Lakes, PA
- Average high temperature in September: 72°F
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (30.9°F).
- Average low temperature in September: 52.5°F
The month with the highest average low temperature is July (60.3°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).
Average pressure in September
Emerald Lakes, PA
- Average pressure in September: 30.06"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in September
Emerald Lakes, PA
- Average wind speed in September: 5.8mph
The windiest month (with the highest average wind speed) is January (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in September
Emerald Lakes, PA
- Average humidity in September: 80%
The months with the highest relative humidity are February and December (84%).
The month with the lowest relative humidity is July (77%).
Average rainfall in September
Emerald Lakes, PA
- Average rainfall in September: 1.73"
The wettest month (with the highest rainfall) is May (3.5").
The driest month (with the least rainfall) is September (1.73").
Average rainfall days in September
Emerald Lakes, PA
- Average rainfall days in September: 11.8 days
The month with the highest number of rainy days is May (18.6 days).
The month with the least rainy days is February (10.3 days).
Average snowfall in September
Emerald Lakes, PA
- Average snowfall in September: 0"
The month with the highest snowfall is January (9.72").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Emerald Lakes, PA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (15.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Emerald Lakes, PA
- Average daylight in September: 12h and 30min
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 18min).
- Average sunshine in September: 8h and 30min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 3h and 54min).
Average sunshine days in September
Emerald Lakes, PA
- Average sunshine days in September: 16.5 days
The month with the most sunshine days is September (16.5 days).
The month with the least sunshine days is February (8.6 days).
Average UV index in September
Emerald Lakes, PA
- Average UV index in September: 4
The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Emerald Lakes, PA
- Average cloud cover in September: 42
The month with the most cloud cover is February (Cloud cover 58).
The month with the least cloud cover is July (Cloud cover 36).
Average visibility in September
Emerald Lakes, PA
- Average visibility in September: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).





