January weather forecast
Grove City, OH

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Weather in January

January in Grove City, Ohio, typically brings cold weather, with understated sunlight and relatively high humidity. The start of the year exhibits observable snowfall, adding to the cooler conditions. The month stands out with the shortest daylight hours of 9.7 hours. Despite the limited sunlight, occasional rainfall occurs, further reducing the number of dry days. The transition from December results in a slightly reduced average wind speed, though gusts remain strong, causing chilly winter evenings.

Temperature

With average high temperatures of 33.4°F (0.8°C) and lows of 21.6°F (-5.8°C), January is the coldest month.

Humidity

January is the most humid month, with an average relative humidity of 82%.

Rainfall

In January, the rain falls for 9.4 days. Throughout January, 2.32" (59mm) of precipitation is accumulated. Throughout the year, there are 164.3 rainfall days, and 30.55" (776mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, October through December. In January, it is snowing for 12.9 days. Throughout January, 3.03" (77mm) of snow is accumulated. In Grove City, during the entire year, snow falls for 42.3 days and aggregates up to 12.28" (312mm) of snow.

Daylight

In January, the average length of the day is 9h and 44min.
On the first day of the month, sunrise is at 7:53 am and sunset at 5:17 pm. On the last day of January, sunrise is at 7:41 am and sunset at 5:49 pm EST.

Sunshine

January has the least sunshine of the year, with an average of 3.5h of sunshine.

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 exposure to the Sun's UV rays for the ordinary person.
Note: In January, the average maximum UV index of 2 translates into the following recommendations:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. To protect against the Sun's most potent rays, avoid direct exposure around midday. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
Updated: Jun 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the coldest?

The month of January sees the average lowest temperatures, reaching 33.4°F (0.8°C) at the peak and 21.6°F (-5.8°C) at the low.

How cold is January?

An average high-temperature, in January, in Grove City, is 33.4°F (0.8°C) and the average low-temperature is 21.6°F (-5.8°C).

What is the most humid month?

The most humid month is January, with an average relative humidity of 82%.

What is the average humidity in January?

In January, the average relative humidity is 82%.

How many days does it rain in January?

In Grove City, during January, the rain falls for 9.4 days and regularly aggregates up to 2.32" (59mm) of precipitation.

How many days does it snow in January?

In Grove City, in January, snow falls for 12.9 days, with typically accumulated 3.03" (77mm) of snow.

What is the average length of the day in January?

In Grove City, the average day length in January is 9h and 44min.

When are sunrise and sunset in January in Grove City?

On the first day of January, sunrise is at 7:53 am and sunset at 5:17 pm. On the last day of the month, sunrise is at 7:41 am and sunset at 5:49 pm EST.

What is the month with the least sunshine?

The month with the least sunshine is January, with an average of 3.5h of sunshine.

How long on average sun shines in January?

In January, the average sunshine duration is 3.5h.

When is the lowest UV index in Grove City?

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

How high is the UV index in January?

The average daily maximum UV index in January is 2. A UV Index reading of 2, and below, represents 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
Grove City, OH

Average temperature in January - Grove City, OH
  • Average high temperature in January: 33.4°F

The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (33.4°F).

  • Average low temperature in January: 21.6°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

Average pressure in January
Grove City, OH

Average pressure in January - Grove City, OH
  • Average pressure in January: 30.13"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in January
Grove City, OH

Average wind speed in January - Grove City, OH
  • Average wind speed in January: 9.4mph

The windiest month (with the highest average wind speed) is January (9.4mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

Average humidity in January
Grove City, OH

Average humidity in January - Grove City, OH
  • Average humidity in January: 82%

The month with the highest relative humidity is January (82%).
The month with the lowest relative humidity is October (73%).

Average rainfall in January
Grove City, OH

Average rainfall in January - Grove City, OH
  • Average rainfall in January: 2.32"

The wettest month (with the highest rainfall) is May (3.62").
The driest month (with the least rainfall) is September (1.69").

Average rainfall days in January
Grove City, OH

Average rainfall days in January - Grove City, OH
  • Average rainfall days in January: 9.4 days

The month with the highest number of rainy days is May (18.4 days).
The month with the least rainy days is February (9.1 days).

Average snowfall in January
Grove City, OH

Average snowfall in January - Grove City, OH
  • Average snowfall in January: 3.03"

The month with the highest snowfall is February (3.31").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in January
Grove City, OH

Average snowfall days in January - Grove City, OH
  • Average snowfall days in January: 12.9 days

The month with the highest number of snowfall days is January (12.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
Grove City, OH

Average daylight in January / Average sunshine in January - Grove City, OH
  • 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: 3h and 3min

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

Average sunshine days in January
Grove City, OH

Average sunshine days in January - Grove City, OH
  • Average sunshine days in January: 10.7 days

The month with the most sunshine days is November (16.6 days).
The month with the least sunshine days is May (10.1 days).

Average UV index in January
Grove City, OH

Average UV index in January - Grove City, OH
  • 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, November and December (UV index 2).

Average cloud cover in January
Grove City, OH

Average cloud cover in January - Grove City, OH
  • Average cloud cover in January: 63

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 29).

Average visibility in January
Grove City, OH

Average visibility in January - Grove City, OH
  • Average visibility in January: 5mi

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

Grove City, Ohio, USA

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