January weather forecast
Swiftwater, PA

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Weather in January

January, like December, is a freezing cold winter month in Swiftwater, Pennsylvania, with an average temperature ranging between min 18.5°F (-7.5°C) and max 30.9°F (-0.6°C).

Temperature

In Swiftwater, Pennsylvania, the month of January registers the lowest temperatures, averaging 30.9°F (-0.6°C) at the peak and 18.5°F (-7.5°C) at the lowest.

Humidity

In January, the average relative humidity is 82%.

Rainfall

In Swiftwater, Pennsylvania, during January, the rain falls for 11.9 days and regularly aggregates up to 2.68" (68mm) of precipitation. Throughout the year, there are 171 rainfall days, and 34.45" (875mm) 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 15.8 days and typically aggregates up to 9.72" (247mm) of snow.

Daylight

In January, the average length of the day in Swiftwater, Pennsylvania, is 9h and 37min.
On the first day of the month, sunrise is at 7:26 am and sunset at 4:43 pm. On the last day of January, in Swiftwater, Pennsylvania, sunrise is at 7:13 am and sunset at 5:16 pm EST.

Sunshine

In January, the average sunshine in Swiftwater is 4.2h.

UV index

The average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: A maximum high daily UV index of 2 during January translates into the following directions:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. When the Sun is at its strongest around midday, find shade and limit exposure. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
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Frequently asked questions

What is the coldest time of year in Swiftwater?

With average temperatures fluctuating between a high of 30.9°F (-0.6°C) and a low of 18.5°F (-7.5°C), January stands out as the coldest month in Swiftwater, Pennsylvania.

How cold is January in Swiftwater?

The high-temperature, in January, in Swiftwater, records 30.9°F (-0.6°C), while the low-temperature is 18.5°F (-7.5°C).

What is the average humidity in January in Swiftwater?

The average relative humidity in January in Swiftwater, Pennsylvania, is 82%.

How much does it rain in Swiftwater in January?

In January, the rain falls for 11.9 days. Throughout January, 2.68" (68mm) of precipitation is accumulated.

What is the snowiest month in Swiftwater?

January is the month with the most snowfall in Swiftwater. Snow falls for 15.8 days and accumulates 9.72" (247mm) of snow.

How many days does it snow in January in Swiftwater?

In Swiftwater, Pennsylvania, in January, during 15.8 snowfall days, 9.72" (247mm) of snow is typically accumulated.

How many hours of daylight does Swiftwater have in January?

In January, the average day length in Swiftwater is 9h and 37min.

When is the sunrise / sunset in January in Swiftwater?

In January, on the first day of the month, sunrise is at 7:26 am and sunset at 4:43 pm. On the last day of the month, in Swiftwater, sunrise is at 7:13 am and sunset at 5:16 pm EST.

How long on average sun shines in January in Swiftwater?

In Swiftwater, the average sunshine duration in January is 4.2h.

What is the UV index intensity in January in Swiftwater?

In Swiftwater, 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 Sun's UV rays.
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
Swiftwater, PA

Average temperature in January - Swiftwater, PA
  • Average high temperature in January: 30.9°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (30.9°F).

  • Average low temperature in January: 18.5°F

The month with the highest average low temperature is July (60.3°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).

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Average pressure in January
Swiftwater, PA

Average pressure in January - Swiftwater, PA
  • Average pressure in January: 30.08"Hg

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in January
Swiftwater, PA

Average wind speed in January - Swiftwater, PA
  • Average wind speed in January: 8.6mph

The windiest month (with the highest average wind speed) is January (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

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Average humidity in January
Swiftwater, PA

Average humidity in January - Swiftwater, PA
  • Average humidity in January: 82%

The months with the highest relative humidity are February and December (84%).
The month with the lowest relative humidity is July (77%).

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Average rainfall in January
Swiftwater, PA

Average rainfall in January - Swiftwater, PA
  • Average rainfall in January: 2.68"

The wettest month (with the highest rainfall) is May (3.5").
The driest month (with the least rainfall) is September (1.73").

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Average rainfall days in January
Swiftwater, PA

Average rainfall days in January - Swiftwater, PA
  • Average rainfall days in January: 11.9 days

The month with the highest number of rainy days is May (18.6 days).
The month with the least rainy days is February (10.3 days).

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Average snowfall in January
Swiftwater, PA

Average snowfall in January - Swiftwater, PA
  • Average snowfall in January: 9.72"

The month with the highest snowfall is January (9.72").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in January
Swiftwater, PA

Average snowfall days in January - Swiftwater, PA
  • Average snowfall days in January: 15.8 days

The month with the highest number of snowfall days is January (15.8 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
Swiftwater, PA

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

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 January: 4h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 3h and 54min).

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Average sunshine days in January
Swiftwater, PA

Average sunshine days in January - Swiftwater, PA
  • Average sunshine days in January: 11.9 days

The month with the most sunshine days is September (16.5 days).
The month with the least sunshine days is February (8.6 days).

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Average UV index in January
Swiftwater, PA

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

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 January
Swiftwater, PA

Average cloud cover in January - Swiftwater, PA
  • Average cloud cover in January: 56

The month with the most cloud cover is February (Cloud cover 58).
The month with the least cloud cover is July (Cloud cover 36).

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Average visibility in January
Swiftwater, PA

Average visibility in January - Swiftwater, PA
  • Average visibility in January: 5mi

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

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Swiftwater, Pennsylvania, USA

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