October weather forecastGwynedd, PA
October
Weather in October
October, like September, in Gwynedd, Pennsylvania, is another comfortable autumn month, with an average temperature varying between 63.5°F (17.5°C) and 48.2°F (9°C).Temperature
During the transition into October, Gwynedd observes a decrease in the average high-temperature, falling from a moderately hot 75.9°F (24.4°C) in September to a refreshing 63.5°F (17.5°C). Gwynedd, in October, witnesses an average low-temperature of 48.2°F (9°C).Humidity
February, October and December, with an average relative humidity of 79%, are the most humid months.Rainfall
In Gwynedd, during October, the rain falls for 8.8 days and regularly aggregates up to 0.79" (20mm) of precipitation. Throughout the year, there are 116.6 rainfall days, and 10.63" (270mm) of precipitation is accumulated.Snowfall
June through October are months without snowfall.Daylight
In October, the average length of the day is 11h and 8min.On the first day of October, sunrise is at 6:58 am and sunset at 6:42 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 5:59 pm EDT.
Sunshine
In Gwynedd, the average sunshine in October is 5.6h.UV index
In Gwynedd, the average daily maximum UV index in October is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the average person.Note: The maximum UV index of 3 during October translates into these guidelines:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in October
Gwynedd, PA
- Average high temperature in October: 63.5°F
The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (35.6°F).
- Average low temperature in October: 48.2°F
The month with the highest average low temperature is July (66.9°F).
The coldest month (with the lowest average low temperature) is January (23.5°F).
Average pressure in October
Gwynedd, PA
- Average pressure in October: 30.03"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 October
Gwynedd, PA
- Average wind speed in October: 6.6mph
The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in October
Gwynedd, PA
- Average humidity in October: 79%
The months with the highest relative humidity are February, October and December (79%).
The months with the lowest relative humidity are April, July and August (73%).
Average rainfall in October
Gwynedd, PA
- Average rainfall in October: 0.79"
The wettest month (with the highest rainfall) is July (1.3").
The driest month (with the least rainfall) is September (0.59").
Average rainfall days in October
Gwynedd, PA
- Average rainfall days in October: 8.8 days
The month with the highest number of rainy days is July (13.8 days).
The months with the least rainy days are January and February (6.3 days).
Average snowfall in October
Gwynedd, PA
- Average snowfall in October: 0"
The month with the highest snowfall is March (1.02").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in October
Gwynedd, PA
- Average snowfall days in October: 0 days
The month with the highest number of snowfall days is January (4.6 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in October /
Average sunshine in October
Gwynedd, PA
- Average daylight in October: 11h and 6min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in October: 5h and 36min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in October
Gwynedd, PA
- Average sunshine days in October: 20.5 days
The month with the most sunshine days is November (22.3 days).
The month with the least sunshine days is July (13.9 days).
Average UV index in October
Gwynedd, PA
- Average UV index in October: 3
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in October
Gwynedd, PA
- Average cloud cover in October: 42
The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in October
Gwynedd, PA
- Average visibility in October: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are May and September (5mi).





