Contents
- Weather in October
- Frequently asked questions
- Average temperature in October
- Average pressure in October
- Average wind speed in October
- Average humidity in October
- Average rainfall in October
- Average rainfall days in October
- Average snowfall in October
- Average snowfall days in October
- Average daylight in October
- Average sunshine in October
- Average sunshine days in October
- Average UV index in October
- Average cloud cover in October
- Average visibility in October
Weather in October
Temperature
October is characterized by a reduction in the average high-temperature, from a moderately hot 76.5°F (24.7°C) in September to a comfortable 64.2°F (17.9°C). Nighttime temperatures in October average to a fresh 50°F (10°C) in Bryn Mawr.Humidity
The months with the highest humidity in Bryn Mawr are February and October, with an average relative humidity of 78%.Rainfall
In October, the rain falls for 8.3 days. Throughout October, 0.63" (16mm) of precipitation is accumulated. In Bryn Mawr, during the entire year, the rain falls for 111.8 days and collects up to 9.69" (246mm) of precipitation.Snowfall
April through October are months without snowfall.Daylight
The average length of the day in October is 11h and 8min.On the first day of the month, sunrise is at 6:58 am and sunset at 6:43 pm. On the last day of October, sunrise is at 7:30 am and sunset at 5:59 pm EDT.
Sunshine
In Bryn Mawr, the average sunshine in October is 5.5h.UV index
The average daily maximum UV index in October in Bryn Mawr is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: An average maximum UV index of 3 in October leads to these recommendations:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. Around midday, solar radiation is most harmful; hence, exposure should be limited. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Frequently asked questions
What are the temperatures in Bryn Mawr in October?
What are the most humid months in Bryn Mawr?
What is the average humidity in October in Bryn Mawr?
How many days does it rain in October in Bryn Mawr?
When it does not snow in Bryn Mawr?
Does it snow in Bryn Mawr in October?
How many hours of daylight does Bryn Mawr have in October?
What time are sunrise and sunset in October in Bryn Mawr?
How many hours of sunshine does Bryn Mawr have in October?
What is the UV index intensity in October in Bryn Mawr?
Average temperature in October
Bryn Mawr, PA
- Average high temperature in October: 64.2°F
The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (36.7°F).
- Average low temperature in October: 50°F
The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (25°F).
Average pressure in October
Bryn Mawr, 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
Bryn Mawr, PA
- Average wind speed in October: 7mph
The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in October
Bryn Mawr, PA
- Average humidity in October: 78%
The months with the highest relative humidity are February and October (78%).
The months with the lowest relative humidity are April, July and August (71%).
Average rainfall in October
Bryn Mawr, PA
- Average rainfall in October: 0.63"
The wettest months (with the highest rainfall) are July and August (1.14").
The driest month (with the least rainfall) is January (0.55").
Average rainfall days in October
Bryn Mawr, PA
- Average rainfall days in October: 8.3 days
The month with the highest number of rainy days is July (13.3 days).
The month with the least rainy days is January (5.3 days).
Average snowfall in October
Bryn Mawr, PA
- Average snowfall in October: 0"
The months with the highest snowfall are February and March (0.98").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in October
Bryn Mawr, PA
- Average snowfall days in October: 0 days
The month with the highest number of snowfall days is January (4.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in October /
Average sunshine in October
Bryn Mawr, PA
- Average daylight in October: 11h and 1min
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 3min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in October
Bryn Mawr, PA
- Average sunshine days in October: 20.5 days
The month with the most sunshine days is November (22.5 days).
The month with the least sunshine days is July (14.9 days).
Average UV index in October
Bryn Mawr, 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, November and December (UV index 2).
Average cloud cover in October
Bryn Mawr, PA
- Average cloud cover in October: 43
The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in October
Bryn Mawr, PA
- Average visibility in October: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).
Bryn Mawr, Pennsylvania, USA
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