January weather forecast
Mountville, PA

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Weather in January

January, like December, in Mountville, Pennsylvania, is an icy winter month, with temperature in the range of an average low of 22.8°F (-5.1°C) and an average high of 35.4°F (1.9°C).

Temperature

January stands out as Mountville's coldest month, with temperatures ranging between an average high of 35.4°F (1.9°C) and a low of 22.8°F (-5.1°C).

Humidity

In January, the average relative humidity in Mountville is 77%.

Rainfall

In Mountville, in January, it is raining for 6 days, with typically 0.94" (24mm) of accumulated precipitation. In Mountville, during the entire year, the rain falls for 125.9 days and collects up to 15.08" (383mm) of precipitation.

Snowfall

Months with snowfall in Mountville are January through May, October through December. In Mountville, in January, snow falls for 4.6 days, with typically accumulated 1.3" (33mm) of snow. Throughout the year, there are 16.4 snowfall days, and 5.04" (128mm) of snow is accumulated.

Daylight

In January, the average length of the day in Mountville is 9h and 43min.
On the first day of the month, sunrise is at 7:27 am and sunset at 4:50 pm. On the last day of January, sunrise is at 7:15 am and sunset at 5:22 pm EST.

Sunshine

In January, the average sunshine in Mountville is 4.7h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: In January, the maximum UV index of 2 transforms into these recommendations:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
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Frequently asked questions

What month is the coldest in Mountville?

January tends to be the coldest month in Mountville, Pennsylvania, with temperatures averaging a daily high of 35.4°F (1.9°C) and a low of 22.8°F (-5.1°C).

How cold is it in Mountville in January?

In January, in Mountville, the average high-temperature is 35.4°F (1.9°C), and the average low-temperature is 22.8°F (-5.1°C).

What is the average humidity in January in Mountville?

The average relative humidity in January is 77%.

How much does it rain in Mountville in January?

In Mountville, during January, the rain falls for 6 days and regularly aggregates up to 0.94" (24mm) of precipitation.

How many days does it snow in January in Mountville?

In Mountville, Pennsylvania, in January, snow falls for 4.6 days, with typically accumulated 1.3" (33mm) of snow.

What is the average length of the day in January in Mountville?

The average day length in January is 9h and 43min.

What time are sunrise and sunset in January in Mountville?

On the first day of January in Mountville, sunrise is at 7:27 am and sunset at 4:50 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 5:22 pm EST.

How many hours of sunshine does Mountville have in January?

The average sunshine duration in January is 4.7h.

When is the lowest UV index in Mountville?

The months with the lowest UV index in Mountville are January, February, November and December, with an average maximum UV index of 2.

What is the UV index intensity in January in Mountville?

In Mountville, Pennsylvania, the average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health from exposure to the Sun's 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 January
Mountville, PA

Average temperature in January - Mountville, PA
  • Average high temperature in January: 35.4°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (35.4°F).

  • Average low temperature in January: 22.8°F

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (22.8°F).

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Average pressure in January
Mountville, PA

Average pressure in January - Mountville, PA
  • Average pressure in January: 30.1"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 January
Mountville, PA

Average wind speed in January - Mountville, PA
  • Average wind speed in January: 8.8mph

The windiest months (with the highest average wind speed) are February and March (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

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Average humidity in January
Mountville, PA

Average humidity in January - Mountville, PA
  • Average humidity in January: 77%

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

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Average rainfall in January
Mountville, PA

Average rainfall in January - Mountville, PA
  • Average rainfall in January: 0.94"

The wettest month (with the highest rainfall) is August (2.09").
The driest month (with the least rainfall) is February (0.83").

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Average rainfall days in January
Mountville, PA

Average rainfall days in January - Mountville, PA
  • Average rainfall days in January: 6 days

The month with the highest number of rainy days is July (14.9 days).
The month with the least rainy days is February (5.7 days).

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Average snowfall in January
Mountville, PA

Average snowfall in January - Mountville, PA
  • Average snowfall in January: 1.3"

The month with the highest snowfall is March (1.46").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in January
Mountville, PA

Average snowfall days in January - Mountville, PA
  • Average snowfall days in January: 4.6 days

The month with the highest number of snowfall days is February (4.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in January /
Average sunshine in January
Mountville, PA

Average daylight in January / Average sunshine in January - Mountville, PA
  • Average daylight in January: 9h and 4min

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 January: 4h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

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Average sunshine days in January
Mountville, PA

Average sunshine days in January - Mountville, PA
  • Average sunshine days in January: 20.6 days

The month with the most sunshine days is November (21.4 days).
The month with the least sunshine days is July (13.3 days).

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Average UV index in January
Mountville, PA

Average UV index in January - Mountville, PA
  • Average UV index in January: 2

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

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Average cloud cover in January
Mountville, PA

Average cloud cover in January - Mountville, PA
  • Average cloud cover in January: 48

The months with the most cloud cover are February, March and December (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 32).

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Average visibility in January
Mountville, PA

Average visibility in January - Mountville, PA
  • Average visibility in January: 6mi

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

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Mountville, Pennsylvania, USA

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