January weather forecast
Willow Lake, PA

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Weather in January

January, the same as December, is another cold winter month in Willow Lake, Pennsylvania, with temperature in the range of an average high of 33.4°F (0.8°C) and an average low of 20.7°F (-6.3°C).

Temperature

In Willow Lake, Pennsylvania, the lowest average temperatures are observed in January, with a high of 33.4°F (0.8°C) and a low of 20.7°F (-6.3°C).

Humidity

In Willow Lake, Pennsylvania, the average relative humidity in January is 79%.

Rainfall

In Willow Lake, in January, it is raining for 7 days, with typically 1.46" (37mm) of accumulated precipitation. Throughout the year, in Willow Lake, Pennsylvania, there are 145.2 rainfall days, and 21.1" (536mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. The month with the most snowfall is January, when snow falls for 7.4 days and typically aggregates up to 2.36" (60mm) of snow.

Daylight

The average length of the day in January in Willow Lake is 9h and 40min.
On the first day of January, sunrise is at 7:28 am and sunset at 4:47 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 5:20 pm EST.

Sunshine

The months with the least sunshine are January, February and December, with an average of 4.5h of sunshine.

UV index

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: An average maximum UV index of 2 in January leads to these recommendations:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. To guard against the harmful effects of the Sun, minimize exposure during midday. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
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Frequently asked questions

What month is the coldest in Willow Lake?

Willow Lake's January weather reaches an average high of 33.4°F (0.8°C) and an average low of 20.7°F (-6.3°C), making it the coldest month.

How cold is it in Willow Lake in January?

The high-temperature, in January, in Willow Lake, is 33.4°F (0.8°C), while the low-temperature averages to 20.7°F (-6.3°C).

What is the average humidity in January in Willow Lake?

The average relative humidity in January is 79%.

How many days does it rain in January in Willow Lake?

In January, in Willow Lake, Pennsylvania, the rain falls for 7 days. Throughout January, 1.46" (37mm) of precipitation is accumulated.

When does it snow the most in Willow Lake?

January is the month with the most snowfall in Willow Lake. Snow falls for 7.4 days and accumulates 2.36" (60mm) of snow.

How much does it snow in Willow Lake in January?

In Willow Lake, in January, during 7.4 snowfall days, 2.36" (60mm) of snow is typically accumulated.

How many hours of daylight does Willow Lake have in January?

The average day length in January in Willow Lake is 9h and 40min.

When is the sunrise / sunset in January in Willow Lake?

On the first day of January, sunrise is at 7:28 am and sunset at 4:47 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 5:20 pm EST.

What is the month with the least sunshine in Willow Lake?

January, February and December, with an average of 4.5h of sunshine, are months with the least sunshine.

How long on average sun shines in January in Willow Lake?

In January, the average sunshine duration is 4.5h.

When is the lowest UV index in Willow Lake?

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Willow Lake.

What is the UV index reading in January in Willow Lake?

The average daily maximum UV index in January is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability 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
Willow Lake, PA

Average temperature in January - Willow Lake, PA
  • Average high temperature in January: 33.4°F

The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (33.4°F).

  • Average low temperature in January: 20.7°F

The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).

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Average pressure in January
Willow Lake, PA

Average pressure in January - Willow Lake, PA
  • Average pressure in January: 30.09"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
Willow Lake, PA

Average wind speed in January - Willow Lake, PA
  • Average wind speed in January: 8.1mph

The windiest month (with the highest average wind speed) is March (8.4mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity in January
Willow Lake, PA

Average humidity in January - Willow Lake, PA
  • Average humidity in January: 79%

The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are March and April (77%).

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Average rainfall in January
Willow Lake, PA

Average rainfall in January - Willow Lake, PA
  • Average rainfall in January: 1.46"

The wettest month (with the highest rainfall) is August (2.44").
The driest month (with the least rainfall) is September (1.26").

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Average rainfall days in January
Willow Lake, PA

Average rainfall days in January - Willow Lake, PA
  • Average rainfall days in January: 7 days

The month with the highest number of rainy days is May (15.6 days).
The month with the least rainy days is January (7 days).

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Average snowfall in January
Willow Lake, PA

Average snowfall in January - Willow Lake, PA
  • Average snowfall in January: 2.36"

The month with the highest snowfall is January (2.36").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in January
Willow Lake, PA

Average snowfall days in January - Willow Lake, PA
  • Average snowfall days in January: 7.4 days

The month with the highest number of snowfall days is January (7.4 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
Willow Lake, PA

Average daylight in January / Average sunshine in January - Willow Lake, 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 18min).

  • Average sunshine in January: 4h and 3min

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

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Average sunshine days in January
Willow Lake, PA

Average sunshine days in January - Willow Lake, PA
  • Average sunshine days in January: 18.8 days

The month with the most sunshine days is January (18.8 days).
The month with the least sunshine days is May (11.8 days).

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Average UV index in January
Willow Lake, PA

Average UV index in January - Willow Lake, PA
  • Average UV index in January: 2

The month with the highest UV index is 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 January
Willow Lake, PA

Average cloud cover in January - Willow Lake, PA
  • Average cloud cover in January: 50

The months with the most cloud cover are February and December (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 32).

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Average visibility in January
Willow Lake, PA

Average visibility in January - Willow Lake, PA
  • Average visibility in January: 6mi

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

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Willow Lake, Pennsylvania, USA

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