October weather forecast
Mount Joy, PA

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Weather in October

October, like September, in Mount Joy, Pennsylvania, is another comfortable autumn month, with an average temperature varying between 46.6°F (8.1°C) and 62.8°F (17.1°C).

Temperature

In October, the meteorological conditions alter, with the average high-temperature shifting from a moderately hot 74.3°F (23.5°C) in September to a refreshing 62.8°F (17.1°C). Mount Joy observes an average nighttime temperature of 46.6°F (8.1°C) during October.

Humidity

In October, the average relative humidity is 80%.

Rainfall

In Mount Joy, in October, during 10 rainfall days, 1.42" (36mm) of precipitation is typically accumulated. In Mount Joy, during the entire year, the rain falls for 132.7 days and collects up to 15.35" (390mm) of precipitation.

Snowfall

Months with snowfall are January through April, October through December. October is the first month it typically snows in Mount Joy. Throughout October, in the average 0.1 snowfall days, it receives 0.08" (2mm) of snow. In Mount Joy, during the entire year, snow falls for 19.3 days and aggregates up to 6.5" (165mm) of snow.

Daylight

In October, the average length of the day in Mount Joy, Pennsylvania, is 11h and 8min.
On the first day of the month, sunrise is at 7:03 am and sunset at 6:47 pm. On the last day of October, in Mount Joy, sunrise is at 7:34 am and sunset at 6:04 pm EDT.

Sunshine

The average sunshine in October is 5.4h.

UV index

In October, the average daily maximum UV index in Mount Joy is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In October, the maximum UV index of 3 transforms into these recommendations:
Heed the precautions - Suggestions to avoid sunburn are made. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
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Frequently asked questions

What are October temperatures in Mount Joy?

Mount Joy in October has an average high-temperature of 62.8°F (17.1°C) and an average low-temperature of 46.6°F (8.1°C). In August, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is calculated to be 86°F (30°C).

What is the average humidity in October in Mount Joy?

In October, the average relative humidity is 80%.

How much does it rain in Mount Joy in October?

In Mount Joy, during October, the rain falls for 10 days and regularly aggregates up to 1.42" (36mm) of precipitation.

When does it start to snow in Mount Joy?

October is the first month it typically snows in Mount Joy, Pennsylvania. Throughout October, in the average 0.1 snowfall days, it receives 0.08" (2mm) of snow.

How many hours of daylight does Mount Joy have in October?

The average day length in October in Mount Joy, Pennsylvania, is 11h and 8min.

When is the sunrise / sunset in October in Mount Joy?

On the first day of October in Mount Joy, Pennsylvania, sunrise is at 7:03 am and sunset at 6:47 pm. On the last day of the month, sunrise is at 7:34 am and sunset at 6:04 pm EDT.

How long on average sun shines in October in Mount Joy?

The average sunshine duration in October in Mount Joy is 5.4h.

What is the UV index intensity in October in Mount Joy?

In Mount Joy, the average daily maximum UV index in October is 3. A UV Index value of 3 to 5 symbolizes a moderate vulnerability 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
Mount Joy, PA

Average temperature in October - Mount Joy, PA
  • Average high temperature in October: 62.8°F

The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (35.1°F).

  • Average low temperature in October: 46.6°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).

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Average pressure in October
Mount Joy, PA

Average pressure in October - Mount Joy, PA
  • Average pressure in October: 30.04"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
Mount Joy, PA

Average wind speed in October - Mount Joy, PA
  • Average wind speed in October: 7mph

The windiest month (with the highest average wind speed) is March (8.8mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).

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Average humidity in October
Mount Joy, PA

Average humidity in October - Mount Joy, PA
  • Average humidity in October: 80%

The month with the highest relative humidity is May (81%).
The months with the lowest relative humidity are March and April (76%).

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Average rainfall in October
Mount Joy, PA

Average rainfall in October - Mount Joy, PA
  • Average rainfall in October: 1.42"

The wettest month (with the highest rainfall) is August (1.97").
The driest month (with the least rainfall) is September (0.91").

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Average rainfall days in October
Mount Joy, PA

Average rainfall days in October - Mount Joy, PA
  • Average rainfall days in October: 10 days

The month with the highest number of rainy days is May (15.7 days).
The months with the least rainy days are January and November (6.6 days).

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Average snowfall in October
Mount Joy, PA

Average snowfall in October - Mount Joy, PA
  • Average snowfall in October: 0.08"

The month with the highest snowfall is January (2.13").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in October
Mount Joy, PA

Average snowfall days in October - Mount Joy, PA
  • Average snowfall days in October: 0.1 days

The month with the highest number of snowfall days is January (5.7 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
Mount Joy, PA

Average daylight in October / Average sunshine in October - Mount Joy, 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 2min

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 30min).

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Average sunshine days in October
Mount Joy, PA

Average sunshine days in October - Mount Joy, PA
  • Average sunshine days in October: 18.7 days

The month with the most sunshine days is November (21.4 days).
The month with the least sunshine days is July (11.8 days).

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Average UV index in October
Mount Joy, PA

Average UV index in October - Mount Joy, PA
  • Average UV index in October: 3

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

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Average cloud cover in October
Mount Joy, PA

Average cloud cover in October - Mount Joy, PA
  • Average cloud cover in October: 42

The months with the most cloud cover are February and December (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 31).

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Average visibility in October
Mount Joy, PA

Average visibility in October - Mount Joy, 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).

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Mount Joy, Pennsylvania, USA

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