January weather forecast
Shady Grove, PA

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Weather in January

January, the same as December, is a wintry winter month in Shady Grove, Pennsylvania, with an average temperature varying between 22.5°F (-5.3°C) and 36°F (2.2°C).

Temperature

January, with average temperatures reaching a high of 36°F (2.2°C) and a low of 22.5°F (-5.3°C), is the coldest month.

Humidity

In Shady Grove, Pennsylvania, the average relative humidity in January is 76%.

Rainfall

In Shady Grove, in January, it is raining for 9.8 days, with typically 1.77" (45mm) of accumulated precipitation. Throughout the year, in Shady Grove, there are 158.9 rainfall days, and 26.1" (663mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Shady Grove are January through April, November and December. In Shady Grove, during January, snow falls for 7.5 days and regularly aggregates up to 3.7" (94mm) of snow. In Shady Grove, during the entire year, snow falls for 25.1 days and aggregates up to 13.31" (338mm) of snow.

Daylight

In Shady Grove, the average length of the day in January is 9h and 44min.
On the first day of the month, sunrise is at 7:31 am and sunset at 4:56 pm. On the last day of January, sunrise is at 7:19 am and sunset at 5:28 pm EST.

Sunshine

With an average of 4.8h of sunshine, January has the least sunshine of the year.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for the average person.
Note: The maximum daily UV index, 2 in January, converts into the following recommendations:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
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Frequently asked questions

What time of the year is the coldest in Shady Grove?

Shady Grove, Pennsylvania, notes the coldest temperatures in January, with a average high of 36°F (2.2°C) and a low of 22.5°F (-5.3°C).

How cold is January in Shady Grove?

Shady Grove in January has an average high-temperature of 36°F (2.2°C) and an average low-temperature of 22.5°F (-5.3°C).

What is the average humidity in January in Shady Grove?

In Shady Grove, Pennsylvania, the average relative humidity in January is 76%.

How many days does it rain in January in Shady Grove?

In January, in Shady Grove, Pennsylvania, the rain falls for 9.8 days. Throughout January, 1.77" (45mm) of precipitation is accumulated.

How many days does it snow in January in Shady Grove?

In Shady Grove, in January, during 7.5 snowfall days, 3.7" (94mm) of snow is typically accumulated.

How many hours of daylight does Shady Grove have in January?

The average day length in January is 9h and 44min.

What time are sunrise and sunset in January in Shady Grove?

In January, on the first day of the month, sunrise is at 7:31 am and sunset at 4:56 pm. On the last day of the month, in Shady Grove, Pennsylvania, sunrise is at 7:19 am and sunset at 5:28 pm EST.

What is the month with the least sunshine in Shady Grove?

January has the least sunshine of the year, with an average of 4.8h of sunshine.

How many hours of sunshine does Shady Grove have in January?

In Shady Grove, the average sunshine duration in January is 4.8h.

What is the month with the lowest UV index in Shady Grove?

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

What is the UV index intensity in January in Shady Grove?

The average daily maximum UV index in January is 2. A UV Index of 2, and less, symbolizes a low health threat from exposure to Sun's UV rays.
Average high temperature
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
Shady Grove, PA

Average temperature in January - Shady Grove, PA
  • Average high temperature in January: 36°F

The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is January (36°F).

  • Average low temperature in January: 22.5°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 (22.5°F).

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Average pressure in January
Shady Grove, PA

Average pressure in January - Shady Grove, PA
  • Average pressure in January: 30.11"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in January
Shady Grove, PA

Average wind speed in January - Shady Grove, PA
  • Average wind speed in January: 7.2mph

The windiest months (with the highest average wind speed) are January and February (7.2mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).

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Average humidity in January
Shady Grove, PA

Average humidity in January - Shady Grove, PA
  • Average humidity in January: 76%

The months with the highest relative humidity are February, October and December (79%).
The months with the lowest relative humidity are April and July (74%).

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Average rainfall in January
Shady Grove, PA

Average rainfall in January - Shady Grove, PA
  • Average rainfall in January: 1.77"

The wettest month (with the highest rainfall) is May (3.03").
The driest month (with the least rainfall) is November (1.69").

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Average rainfall days in January
Shady Grove, PA

Average rainfall days in January - Shady Grove, PA
  • Average rainfall days in January: 9.8 days

The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is November (9.3 days).

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Average snowfall in January
Shady Grove, PA

Average snowfall in January - Shady Grove, PA
  • Average snowfall in January: 3.7"

The month with the highest snowfall is February (3.9").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in January
Shady Grove, PA

Average snowfall days in January - Shady Grove, PA
  • Average snowfall days in January: 7.5 days

The month with the highest number of snowfall days is January (7.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in January /
Average sunshine in January
Shady Grove, PA

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

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in January: 4h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 48min).

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Average sunshine days in January
Shady Grove, PA

Average sunshine days in January - Shady Grove, PA
  • Average sunshine days in January: 16.2 days

The month with the most sunshine days is November (19.1 days).
The month with the least sunshine days is May (10.7 days).

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Average UV index in January
Shady Grove, PA

Average UV index in January - Shady Grove, PA
  • Average UV index in January: 2

The months with the highest UV index are May, 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
Shady Grove, PA

Average cloud cover in January - Shady Grove, PA
  • Average cloud cover in January: 49

The month with the most cloud cover is January (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 30).

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Average visibility in January
Shady Grove, PA

Average visibility in January - Shady Grove, PA
  • Average visibility in January: 5mi

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

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Shady Grove, Pennsylvania, USA

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