January weather forecast
North Royalton, OH

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Weather in January

January, like December, is another subzero cold winter month in North Royalton, Ohio, with an average temperature fluctuating between 31.1°F (-0.5°C) and 20.5°F (-6.4°C).

Temperature

January, with an average high of 31.1°F (-0.5°C) and a low of 20.5°F (-6.4°C), signifies the coldest month of the year.

Humidity

In January, the average relative humidity is 85%.

Rainfall

In North Royalton, in January, during 6.9 rainfall days, 1.93" (49mm) of precipitation is typically accumulated. Throughout the year, there are 165 rainfall days, and 29.57" (751mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. January is the month with the most snowfall. Snow falls for 13.8 days and accumulates 4.92" (125mm) of snow.

Daylight

In January, the average length of the day is 9h and 36min.
On the first day of January, sunrise is at 7:52 am and sunset at 5:08 pm. On the last day of the month, sunrise is at 7:39 am and sunset at 5:41 pm EST.

Sunshine

With an average of 2.8h of sunshine, January has the least sunshine of the year.

UV index

In North Royalton, the average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: An average maximum UV index of 2 in January leads to these recommendations:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
Updated: Aug 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest?

January brings the lowest temperatures in North Royalton, with an average high of 31.1°F (-0.5°C) and an average low of 20.5°F (-6.4°C).

How cold is it in January?

The average high-temperature and low-temperature during January are 31.1°F (-0.5°C) and 20.5°F (-6.4°C) respectively.

What is the average humidity in January?

In January, the average relative humidity is 85%.

How many days does it rain in January?

In North Royalton, in January, during 6.9 rainfall days, 1.93" (49mm) of precipitation is typically accumulated.

When does it snow the most?

January is the month with the most snowfall. Snow falls for 13.8 days and accumulates 4.92" (125mm) of snow.

How many days does it snow in January?

In North Royalton, in January, during 13.8 snowfall days, 4.92" (125mm) of snow is typically accumulated.

How many hours of daylight does North Royalton have in January?

The average day length in January is 9h and 36min.

What time are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:52 am and sunset at 5:08 pm. On the last day of the month, sunrise is at 7:39 am and sunset at 5:41 pm EST.

What is the month with the least sunshine?

The month with the least sunshine is January, with an average of 2.8h of sunshine.

How many hours of sunshine does North Royalton have in January?

The average sunshine duration in January is 2.8h.

What is the UV index reading in January?

In January, the average daily maximum UV index is 2. A UV Index estimate 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
North Royalton, OH

Average temperature in January - North Royalton, OH
  • Average high temperature in January: 31.1°F

The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is January (31.1°F).

  • Average low temperature in January: 20.5°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).

Average pressure in January
North Royalton, OH

Average pressure in January - North Royalton, OH
  • Average pressure in January: 30.1"Hg

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in January
North Royalton, OH

Average wind speed in January - North Royalton, OH
  • Average wind speed in January: 10.1mph

The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest month (with the lowest average wind speed) is July (6mph).

Average humidity in January
North Royalton, OH

Average humidity in January - North Royalton, OH
  • Average humidity in January: 85%

The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are July and August (76%).

Average rainfall in January
North Royalton, OH

Average rainfall in January - North Royalton, OH
  • Average rainfall in January: 1.93"

The wettest month (with the highest rainfall) is June (3.39").
The driest month (with the least rainfall) is November (1.81").

Average rainfall days in January
North Royalton, OH

Average rainfall days in January - North Royalton, OH
  • Average rainfall days in January: 6.9 days

The month with the highest number of rainy days is May (18.4 days).
The month with the least rainy days is January (6.9 days).

Average snowfall in January
North Royalton, OH

Average snowfall in January - North Royalton, OH
  • Average snowfall in January: 4.92"

The month with the highest snowfall is January (4.92").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
North Royalton, OH

Average snowfall days in January - North Royalton, OH
  • Average snowfall days in January: 13.8 days

The month with the highest number of snowfall days is January (13.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
North Royalton, OH

Average daylight in January / Average sunshine in January - North Royalton, OH
  • 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 5min

The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).

Average sunshine days in January
North Royalton, OH

Average sunshine days in January - North Royalton, OH
  • Average sunshine days in January: 12.5 days

The month with the most sunshine days is November (14.5 days).
The month with the least sunshine days is June (9.4 days).

Average UV index in January
North Royalton, OH

Average UV index in January - North Royalton, OH
  • Average UV index in January: 2

The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in January
North Royalton, OH

Average cloud cover in January - North Royalton, OH
  • Average cloud cover in January: 72

The month with the most cloud cover is January (Cloud cover 72).
The month with the least cloud cover is August (Cloud cover 28).

Average visibility in January
North Royalton, OH

Average visibility in January - North Royalton, 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).

North Royalton, Ohio, USA

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