October weather forecast
Bryn Athyn, PA

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Weather in October

October, like September, in Bryn Athyn, Pennsylvania, is another enjoyable autumn month, with temperature in the range of an average low of 50.2°F (10.1°C) and an average high of 64.9°F (18.3°C).

Temperature

The onset of October introduces a moderate change in Bryn Athyn's weather, with average high-temperatures falling from September's warm 77°F (25°C) to a comfortable 64.9°F (18.3°C). During the month of October, Bryn Athyn anticipates a mean low-temperature of 50.2°F (10.1°C).

Humidity

February and October, with an average relative humidity of 77%, are the most humid months.

Rainfall

In Bryn Athyn, in October, it is raining for 11.7 days, with typically 2.4" (61mm) of accumulated precipitation. In Bryn Athyn, during the entire year, the rain falls for 153.8 days and collects up to 30.94" (786mm) of precipitation.

Snowfall

In Bryn Athyn, snow does not fall in June through October.

Daylight

The average length of the day in October is 11h and 8min.
On the first day of the month, sunrise is at 6:57 am and sunset at 6:42 pm. On the last day of October, sunrise is at 7:29 am and sunset at 5:58 pm EDT.

Sunshine

The average sunshine in October is 5.6h.

UV index

In Bryn Athyn, the average daily maximum UV index in October is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: A typical high UV index of 3 in October suggests the following recommendations:
Be vigilant - Suggestions to stave off sun damage are provided. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.

Frequently asked questions

What are the temperatures in Bryn Athyn in October?

The high-temperature, in October, in Bryn Athyn, records 64.9°F (18.3°C), while the low-temperature is 50.2°F (10.1°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in August is computed to be 91.4°F (33°C).

What is the most humid month?

The months with the highest humidity are February and October, with an average relative humidity of 77%.

What is the average humidity in October?

The average relative humidity in October in Bryn Athyn is 77%.

How much does it rain in October?

In Bryn Athyn, in October, it is raining for 11.7 days, with typically 2.4" (61mm) of accumulated precipitation.

When it does not snow?

June through October are months without snowfall.

Does it snow in October?

In Bryn Athyn, in October, it doesn't snow. In November, it regularly snows.

How many hours of daylight does Bryn Athyn have in October?

In October, the average day length is 11h and 8min.

What time are sunrise and sunset in October?

On the first day of October, sunrise is at 6:57 am and sunset at 6:42 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 5:58 pm EDT.

How long on average sun shines in October?

In Bryn Athyn, the average sunshine duration in October is 5.6h.

What is the UV index intensity in October?

The average daily maximum UV index in October in Bryn Athyn is 3. A UV Index of 3 to 5 symbolizes a medium health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Bryn Athyn, PA

Average temperature in October - Bryn Athyn, PA
  • Average high temperature in October: 64.9°F

The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (37.4°F).

  • Average low temperature in October: 50.2°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 (25.2°F).

Average pressure in October
Bryn Athyn, PA

Average pressure in October - Bryn Athyn, 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 (29.93"Hg).

Average wind speed in October
Bryn Athyn, PA

Average wind speed in October - Bryn Athyn, PA
  • Average wind speed in October: 7.1mph

The windiest months (with the highest average wind speed) are March and April (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

Average humidity in October
Bryn Athyn, PA

Average humidity in October - Bryn Athyn, PA
  • Average humidity in October: 77%

The months with the highest relative humidity are February and October (77%).
The months with the lowest relative humidity are April, July and August (71%).

Average rainfall in October
Bryn Athyn, PA

Average rainfall in October - Bryn Athyn, PA
  • Average rainfall in October: 2.4"

The wettest month (with the highest rainfall) is July (3.39").
The driest month (with the least rainfall) is January (1.89").

Average rainfall days in October
Bryn Athyn, PA

Average rainfall days in October - Bryn Athyn, PA
  • Average rainfall days in October: 11.7 days

The month with the highest number of rainy days is July (18.5 days).
The month with the least rainy days is November (7.5 days).

Average snowfall in October
Bryn Athyn, PA

Average snowfall in October - Bryn Athyn, PA
  • Average snowfall in October: 0"

The month with the highest snowfall is March (2.76").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in October
Bryn Athyn, PA

Average snowfall days in October - Bryn Athyn, PA
  • Average snowfall days in October: 0 days

The month with the highest number of snowfall days is January (5.2 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
Bryn Athyn, PA

Average daylight in October / Average sunshine in October - Bryn Athyn, 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 4min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days in October
Bryn Athyn, PA

Average sunshine days in October - Bryn Athyn, PA
  • Average sunshine days in October: 17.5 days

The month with the most sunshine days is November (21.2 days).
The month with the least sunshine days is July (10.4 days).

Average UV index in October
Bryn Athyn, PA

Average UV index in October - Bryn Athyn, 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
Bryn Athyn, PA

Average cloud cover in October - Bryn Athyn, 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 33).

Average visibility in October
Bryn Athyn, PA

Average visibility in October - Bryn Athyn, 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).

Bryn Athyn, Pennsylvania, USA

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