January weather forecast
Saint Leonard, PA

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Weather in January

January, the same as December, is a wintry winter month in Saint Leonard, Pennsylvania, with an average temperature varying between 24.3°F (-4.3°C) and 36.9°F (2.7°C).

Temperature

The lowest temperatures are recorded in January, with averages reaching a high of 36.9°F (2.7°C) and a low of 24.3°F (-4.3°C).

Humidity

In Saint Leonard, the average relative humidity in January is 75%.

Rainfall

In Saint Leonard, in January, during 8.8 rainfall days, 2.2" (56mm) of precipitation is typically accumulated. Throughout the year, in Saint Leonard, Pennsylvania, there are 156 rainfall days, and 31.77" (807mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall in Saint Leonard. In January, it is snowing for 7.3 days. Throughout January, 2.4" (61mm) of snow is accumulated. Throughout the year, in Saint Leonard, there are 24 snowfall days, and 12.13" (308mm) of snow is accumulated.

Daylight

The average length of the day in January is 9h and 42min.
On the first day of the month, sunrise is at 7:22 am and sunset at 4:44 pm. On the last day of January, in Saint Leonard, sunrise is at 7:09 am and sunset at 5:16 pm EST.

Sunshine

The average sunshine in January in Saint Leonard is 5h.

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 estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.
Note: In January, the maximum UV index of 2 translates into these guidelines:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
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Frequently asked questions

What are the coldest months in Saint Leonard?

January, having an average high-temperature of 36.9°F (2.7°C) and an average low-temperature of 24.3°F (-4.3°C), is the coldest month in Saint Leonard, Pennsylvania.

How cold is January in Saint Leonard?

In January, the average high-temperature and low-temperature in Saint Leonard are 36.9°F (2.7°C) and 24.3°F (-4.3°C) respectively.

What is the average humidity in January in Saint Leonard?

The average relative humidity in January in Saint Leonard is 75%.

How many days does it rain in January in Saint Leonard?

In Saint Leonard, in January, it is raining for 8.8 days, with typically 2.2" (56mm) of accumulated precipitation.

How many days does it snow in January in Saint Leonard?

In Saint Leonard, in January, snow falls for 7.3 days, with typically accumulated 2.4" (61mm) of snow.

How many hours of daylight does Saint Leonard have in January?

The average day length in January in Saint Leonard is 9h and 42min.

What time are sunrise and sunset in January in Saint Leonard?

On the first day of January in Saint Leonard, sunrise is at 7:22 am and sunset at 4:44 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 5:16 pm EST.

How long on average sun shines in January in Saint Leonard?

In Saint Leonard, the average sunshine duration in January is 5h.

What are the months with the lowest UV index in Saint Leonard?

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

What is the UV index intensity in January in Saint Leonard?

In Saint Leonard, Pennsylvania, the average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a low health threat from unprotected exposure to 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
Saint Leonard, PA

Average temperature in January - Saint Leonard, PA
  • Average high temperature in January: 36.9°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (36.9°F).

  • Average low temperature in January: 24.3°F

The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

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Average pressure in January
Saint Leonard, PA

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

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in January
Saint Leonard, PA

Average wind speed in January - Saint Leonard, PA
  • Average wind speed in January: 8.1mph

The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

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Average humidity in January
Saint Leonard, PA

Average humidity in January - Saint Leonard, PA
  • Average humidity in January: 75%

The months with the highest relative humidity are February and October (78%).
The months with the lowest relative humidity are April, July and August (72%).

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Average rainfall in January
Saint Leonard, PA

Average rainfall in January - Saint Leonard, PA
  • Average rainfall in January: 2.2"

The wettest month (with the highest rainfall) is December (3.31").
The driest month (with the least rainfall) is September (1.89").

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Average rainfall days in January
Saint Leonard, PA

Average rainfall days in January - Saint Leonard, PA
  • Average rainfall days in January: 8.8 days

The month with the highest number of rainy days is July (17 days).
The month with the least rainy days is November (8.5 days).

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Average snowfall in January
Saint Leonard, PA

Average snowfall in January - Saint Leonard, PA
  • Average snowfall in January: 2.4"

The month with the highest snowfall is March (3.78").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in January
Saint Leonard, PA

Average snowfall days in January - Saint Leonard, PA
  • Average snowfall days in January: 7.3 days

The month with the highest number of snowfall days is January (7.3 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
Saint Leonard, PA

Average daylight in January / Average sunshine in January - Saint Leonard, 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: 5h and 0min

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 42min).

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Average sunshine days in January
Saint Leonard, PA

Average sunshine days in January - Saint Leonard, PA
  • Average sunshine days in January: 17.7 days

The month with the most sunshine days is November (18.8 days).
The month with the least sunshine days is June (11.4 days).

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Average UV index in January
Saint Leonard, PA

Average UV index in January - Saint Leonard, PA
  • Average UV index in January: 2

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 January
Saint Leonard, PA

Average cloud cover in January - Saint Leonard, PA
  • Average cloud cover in January: 45

The months with the most cloud cover are February and December (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 32).

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Average visibility in January
Saint Leonard, PA

Average visibility in January - Saint Leonard, PA
  • Average visibility in January: 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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Saint Leonard, Pennsylvania, USA

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