January weather forecast
Grove City, PA

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Weather in January

January, the same as December, in Grove City, Pennsylvania, is a freezing cold winter month, with an average temperature fluctuating between 18.3°F (-7.6°C) and 30.7°F (-0.7°C).

Temperature

The coldest period is January, when temperatures fluctuate between an average high of 30.7°F (-0.7°C) and a low of 18.3°F (-7.6°C).

Humidity

The months with the highest humidity are January and February, with an average relative humidity of 88%.

Rainfall

In January, in Grove City, the rain falls for 8.3 days. Throughout January, 2.83" (72mm) of precipitation is accumulated. In Grove City, during the entire year, the rain falls for 180.3 days and collects up to 35.39" (899mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. The month with the most snowfall in Grove City is January, when snow falls for 20.2 days and typically aggregates up to 9.33" (237mm) of snow.

Daylight

The average length of the day in January in Grove City is 9h and 37min.
On the first day of the month, sunrise is at 7:45 am and sunset at 5:01 pm. On the last day of January, in Grove City, sunrise is at 7:32 am and sunset at 5:35 pm EST.

Sunshine

January has the least sunshine of the year, with an average of 2.4h of sunshine.

UV index

The average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The UV index of 2 during January translates into the following guidance:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. To guard against the harmful effects of the Sun, minimize exposure during midday. To cut down UV radiation exposure by about half, sport a wide-brim hat. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
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Frequently asked questions

What is the coldest month in Grove City?

The lowest temperatures are recorded in January, with averages reaching a high of 30.7°F (-0.7°C) and a low of 18.3°F (-7.6°C).

How cold is January in Grove City?

The high-temperature during January is 30.7°F (-0.7°C) and the low-temperature is 18.3°F (-7.6°C).

What is the most humid month in Grove City?

January and February, with an average relative humidity of 88%, are most humid months in Grove City, Pennsylvania.

What is the average humidity in January in Grove City?

In Grove City, the average relative humidity in January is 88%.

How much does it rain in Grove City in January?

In Grove City, Pennsylvania, during January, the rain falls for 8.3 days and regularly aggregates up to 2.83" (72mm) of precipitation.

What is the snowiest month in Grove City?

The month with the most snowfall is January, when snow falls for 20.2 days and typically aggregates up to 9.33" (237mm) of snow.

How much does it snow in Grove City in January?

In January, in Grove City, it is snowing for 20.2 days. Throughout January, 9.33" (237mm) of snow is accumulated.

What is the average length of the day in January in Grove City?

In Grove City, Pennsylvania, the average day length in January is 9h and 37min.

When are sunrise and sunset in January in Grove City?

In January, on the first day of the month, sunrise is at 7:45 am and sunset at 5:01 pm. On the last day of the month, in Grove City, sunrise is at 7:32 am and sunset at 5:35 pm EST.

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

With an average of 2.4h of sunshine, January has the least sunshine of the year in Grove City, Pennsylvania.

How long on average sun shines in January in Grove City?

In January, the average sunshine duration in Grove City is 2.4h.

What is the UV index reading in January in Grove City?

In January, the average daily maximum UV index in Grove City is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe 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
Grove City, PA

Average temperature in January - Grove City, PA
  • Average high temperature in January: 30.7°F

The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (30.7°F).

  • Average low temperature in January: 18.3°F

The month with the highest average low temperature is July (59.7°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).

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Average pressure in January
Grove City, PA

Average pressure in January - Grove City, PA
  • Average pressure in January: 30.1"Hg

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in January
Grove City, PA

Average wind speed in January - Grove City, PA
  • Average wind speed in January: 8.3mph

The windiest month (with the highest average wind speed) is January (8.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).

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Average humidity in January
Grove City, PA

Average humidity in January - Grove City, PA
  • Average humidity in January: 88%

The months with the highest relative humidity are January and February (88%).
The months with the lowest relative humidity are April, May, June, July and August (79%).

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Average rainfall in January
Grove City, PA

Average rainfall in January - Grove City, PA
  • Average rainfall in January: 2.83"

The wettest month (with the highest rainfall) is April (3.66").
The driest month (with the least rainfall) is November (2.28").

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Average rainfall days in January
Grove City, PA

Average rainfall days in January - Grove City, PA
  • Average rainfall days in January: 8.3 days

The month with the highest number of rainy days is May (19.5 days).
The month with the least rainy days is January (8.3 days).

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Average snowfall in January
Grove City, PA

Average snowfall in January - Grove City, PA
  • Average snowfall in January: 9.33"

The month with the highest snowfall is January (9.33").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in January
Grove City, PA

Average snowfall days in January - Grove City, PA
  • Average snowfall days in January: 20.2 days

The month with the highest number of snowfall days is January (20.2 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
Grove City, PA

Average daylight in January / Average sunshine in January - Grove City, 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: 2h and 2min

The months with the most sunshine are July and August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 2h and 24min).

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Average sunshine days in January
Grove City, PA

Average sunshine days in January - Grove City, PA
  • Average sunshine days in January: 7.1 days

The month with the most sunshine days is November (12.8 days).
The month with the least sunshine days is February (5.8 days).

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Average UV index in January
Grove City, PA

Average UV index in January - Grove City, 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
Grove City, PA

Average cloud cover in January - Grove City, PA
  • Average cloud cover in January: 75

The month with the most cloud cover is January (Cloud cover 75).
The months with the least cloud cover are July and August (Cloud cover 37).

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Average visibility in January
Grove City, PA

Average visibility in January - Grove City, PA
  • Average visibility in January: 4mi

The months with the highest visibility are March, April, May, June, July, August, September, October and November (5mi).
The months with the lowest visibility are January, February and December (4mi).

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Grove City, Pennsylvania, USA

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