October weather forecast
Merlin, PA

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Weather in October

October, like September, in Merlin, Pennsylvania, is another refreshing autumn month, with temperature in the range of an average high of 63.5°F (17.5°C) and an average low of 48.4°F (9.1°C).

Temperature

Transition into October marks a drop in the average high-temperature, moving from a warm 75.7°F (24.3°C) in September to an enjoyable 63.5°F (17.5°C). The mean low-temperature during October nights is a frosty 48.4°F (9.1°C).

Humidity

In October, the average relative humidity in Merlin is 79%.

Rainfall

In Merlin, in October, it is raining for 10.5 days, with typically 1.02" (26mm) of accumulated precipitation. Throughout the year, in Merlin, there are 132.3 rainfall days, and 13.98" (355mm) of precipitation is accumulated.

Snowfall

In Merlin, Pennsylvania, snow does not fall in April 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 6:59 am and sunset at 6:44 pm. On the last day of October, sunrise is at 7:31 am and sunset at 6:00 pm EDT.

Sunshine

In Merlin, the average sunshine in October is 5.5h.

UV index

In October, the average daily maximum UV index 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 ordinary person.
Note: The maximum UV index, 3 during October, leads to the following recommendations:
Prioritize safety - Suggestions to prevent sun damage are offered. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
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Frequently asked questions

What are the temperatures in Merlin in October?

An average high-temperature, in October, in Merlin, is 63.5°F (17.5°C) and the average low-temperature is 48.4°F (9.1°C). In August, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines relative humidity and air temperature, is estimated at 89.6°F (32°C).

What is the average humidity in October in Merlin?

In October, the average relative humidity is 79%.

How many days does it rain in October in Merlin?

In Merlin, Pennsylvania, during October, the rain falls for 10.5 days and regularly aggregates up to 1.02" (26mm) of precipitation.

When it does not snow in Merlin?

In Merlin, Pennsylvania, snow does not fall in April through October.

Does it snow in Merlin in October?

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

What is the average length of the day in October in Merlin?

The average day length in October in Merlin is 11h and 8min.

What time are sunrise and sunset in October in Merlin?

On the first day of October in Merlin, Pennsylvania, sunrise is at 6:59 am and sunset at 6:44 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 6:00 pm EDT.

How long on average sun shines in October in Merlin?

In October, the average sunshine duration in Merlin, Pennsylvania, is 5.5h.

What is the UV index intensity in October in Merlin?

In Merlin, Pennsylvania, the average daily maximum UV index in October is 3. A UV Index of 3 to 5 symbolizes a medium hazard to health from exposure to the Sun's 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
Merlin, PA

Average temperature in October - Merlin, PA
  • Average high temperature in October: 63.5°F

The warmest month (with the highest average high temperature) is July (85.1°F).
The month with the lowest average high temperature is January (36°F).

  • Average low temperature in October: 48.4°F

The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (23.9°F).

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Average pressure in October
Merlin, PA

Average pressure in October - Merlin, 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).

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Average wind speed in October
Merlin, PA

Average wind speed in October - Merlin, PA
  • Average wind speed in October: 6.7mph

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).

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Average humidity in October
Merlin, PA

Average humidity in October - Merlin, PA
  • Average humidity in October: 79%

The month with the highest relative humidity is February (80%).
The months with the lowest relative humidity are April and July (74%).

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Average rainfall in October
Merlin, PA

Average rainfall in October - Merlin, PA
  • Average rainfall in October: 1.02"

The wettest month (with the highest rainfall) is August (1.77").
The driest month (with the least rainfall) is February (0.75").

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Average rainfall days in October
Merlin, PA

Average rainfall days in October - Merlin, PA
  • Average rainfall days in October: 10.5 days

The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (6.9 days).

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Average snowfall in October
Merlin, PA

Average snowfall in October - Merlin, PA
  • Average snowfall in October: 0"

The months with the highest snowfall are January and February (0.59").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in October
Merlin, PA

Average snowfall days in October - Merlin, PA
  • Average snowfall days in October: 0 days

The month with the highest number of snowfall days is February (4.9 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in October /
Average sunshine in October
Merlin, PA

Average daylight in October / Average sunshine in October - Merlin, 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 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

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Average sunshine days in October
Merlin, PA

Average sunshine days in October - Merlin, PA
  • Average sunshine days in October: 18.1 days

The month with the most sunshine days is January (20.7 days).
The month with the least sunshine days is June (12.8 days).

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Average UV index in October
Merlin, PA

Average UV index in October - Merlin, 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).

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Average cloud cover in October
Merlin, PA

Average cloud cover in October - Merlin, 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).

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Average visibility in October
Merlin, PA

Average visibility in October - Merlin, 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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Merlin, Pennsylvania, USA

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