October weather forecast
Tri Mills, PA

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Weather in October

October, like September, is a moderate autumn month in Tri Mills, Pennsylvania, with an average temperature fluctuating between 59.9°F (15.5°C) and 43.9°F (6.6°C).

Temperature

The onset of October comes with a shift in the average high-temperature, falling from a pleasant 72.5°F (22.5°C) in September to a moderate 59.9°F (15.5°C). Throughout the month of October, Tri Mills witnesses an average temperature of 43.9°F (6.6°C).

Humidity

In Tri Mills, the average relative humidity in October is 82%.

Rainfall

In October, in Tri Mills, Pennsylvania, the rain falls for 14 days. Throughout October, 2.68" (68mm) of precipitation is accumulated. Throughout the year, there are 166.3 rainfall days, and 31.06" (789mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Tri Mills are January through May, October through December. October is the first month it typically snows. Throughout October, in the average 0.2 snowfall days, it receives 0.35" (9mm) of snow. In Tri Mills, during the entire year, snow falls for 47.6 days and aggregates up to 22.91" (582mm) of snow.

Daylight

In Tri Mills, the average length of the day in October is 11h and 5min.
On the first day of the month, sunrise is at 7:02 am and sunset at 6:46 pm. On the last day of October, sunrise is at 7:36 am and sunset at 6:01 pm EDT.

Sunshine

The average sunshine in October is 5.1h.

UV index

The average daily maximum UV index in October is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the average person.
Note: In October, the maximum UV index of 3 translates into these guidelines:
Exercise care. People with light skin might get burns in fewer than 30 minutes. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
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Frequently asked questions

What are the temperatures in Tri Mills in October?

In Tri Mills, in October, the average high-temperature is 59.9°F (15.5°C), and the average low-temperature is 43.9°F (6.6°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines relative humidity and air temperature, in July is calculated to be 87.8°F (31°C).

What is the average humidity in October in Tri Mills?

In October, the average relative humidity is 82%.

How much does it rain in Tri Mills in October?

In October, in Tri Mills, Pennsylvania, the rain falls for 14 days. Throughout October, 2.68" (68mm) of precipitation is accumulated.

When does it start to snow in Tri Mills?

October is the first month it typically snows in Tri Mills. Throughout October, in the average 0.2 snowfall days, it receives 0.35" (9mm) of snow.

What is the average length of the day in October in Tri Mills?

In Tri Mills, Pennsylvania, the average day length in October is 11h and 5min.

When are sunrise and sunset in October in Tri Mills?

On the first day of October in Tri Mills, Pennsylvania, sunrise is at 7:02 am and sunset at 6:46 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 6:01 pm EDT.

How long on average sun shines in October in Tri Mills?

The average sunshine duration in October in Tri Mills is 5.1h.

How high is the UV index in October in Tri Mills?

In Tri Mills, the average daily maximum UV index in October is 3. A UV Index of 3 to 5 symbolizes a medium hazard to health from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Tri Mills, PA

Average temperature in October - Tri Mills, PA
  • Average high temperature in October: 59.9°F

The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (31.8°F).

  • Average low temperature in October: 43.9°F

The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (19°F).

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Average pressure in October
Tri Mills, PA

Average pressure in October - Tri Mills, PA
  • Average pressure in October: 30.03"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in October
Tri Mills, PA

Average wind speed in October - Tri Mills, PA
  • Average wind speed in October: 6.6mph

The windiest months (with the highest average wind speed) are March and April (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity in October
Tri Mills, PA

Average humidity in October - Tri Mills, PA
  • Average humidity in October: 82%

The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is April (77%).

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Average rainfall in October
Tri Mills, PA

Average rainfall in October - Tri Mills, PA
  • Average rainfall in October: 2.68"

The wettest months (with the highest rainfall) are April and May (2.99").
The driest month (with the least rainfall) is September (2.05").

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Average rainfall days in October
Tri Mills, PA

Average rainfall days in October - Tri Mills, PA
  • Average rainfall days in October: 14 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is January (9.3 days).

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Average snowfall in October
Tri Mills, PA

Average snowfall in October - Tri Mills, PA
  • Average snowfall in October: 0.35"

The month with the highest snowfall is January (5.94").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in October
Tri Mills, PA

Average snowfall days in October - Tri Mills, PA
  • Average snowfall days in October: 0.2 days

The month with the highest number of snowfall days is January (12.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in October /
Average sunshine in October
Tri Mills, PA

Average daylight in October / Average sunshine in October - Tri Mills, PA
  • Average daylight in October: 11h and 1min

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 October: 5h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).

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Average sunshine days in October
Tri Mills, PA

Average sunshine days in October - Tri Mills, PA
  • Average sunshine days in October: 12.9 days

The month with the most sunshine days is November (16.3 days).
The month with the least sunshine days is February (9.8 days).

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Average UV index in October
Tri Mills, PA

Average UV index in October - Tri Mills, PA
  • Average UV index in October: 3

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).

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Average cloud cover in October
Tri Mills, PA

Average cloud cover in October - Tri Mills, PA
  • Average cloud cover in October: 47

The months with the most cloud cover are February and December (Cloud cover 58).
The month with the least cloud cover is July (Cloud cover 35).

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Average visibility in October
Tri Mills, PA

Average visibility in October - Tri Mills, PA
  • Average visibility in October: 5mi

The month with the highest visibility is April (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October, November and December (5mi).

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Tri Mills, Pennsylvania, USA

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