January weather forecast
McComb, OH

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Weather in January

January, like December, is another subzero cold winter month in McComb, Ohio, with an average temperature varying between 19.8°F (-6.8°C) and 31.1°F (-0.5°C).

Temperature

With an average high-temperature of 31.1°F (-0.5°C) and an average low-temperature of 19.8°F (-6.8°C), January is the coldest month.

Humidity

January and February, with an average relative humidity of 84%, are the most humid months.

Rainfall

In McComb, in January, it is raining for 8 days, with typically 1.97" (50mm) of accumulated precipitation. Throughout the year, there are 161.1 rainfall days, and 29.02" (737mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In McComb, in January, during 12.7 snowfall days, 3.35" (85mm) of snow is typically accumulated. In McComb, during the entire year, snow falls for 43.2 days and aggregates up to 13.5" (343mm) of snow.

Daylight

The average length of the day in January is 9h and 37min.
On the first day of the month, sunrise is at 8:00 am and sunset at 5:16 pm. On the last day of January, sunrise is at 7:47 am and sunset at 5:50 pm EST.

Sunshine

With an average of 3.4h of sunshine, January has the least sunshine of the year.

UV index

In McComb, the average daily maximum UV index in January is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: The daily maximum UV index of 2 in January interprets into the following advice:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Updated: Jul 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest month?

McComb notes the coldest temperatures in January, with a average high of 31.1°F (-0.5°C) and a low of 19.8°F (-6.8°C).

How cold is it in January?

The high-temperature, in January, in McComb, is 31.1°F (-0.5°C), while the low-temperature averages to 19.8°F (-6.8°C).

What is the most humid month?

The months with the highest humidity in McComb are January and February, with an average relative humidity of 84%.

What is the average humidity in January?

In McComb, the average relative humidity in January is 84%.

How many days does it rain in January?

In McComb, in January, it is raining for 8 days, with typically 1.97" (50mm) of accumulated precipitation.

How much does it snow in January?

In McComb, in January, during 12.7 snowfall days, 3.35" (85mm) of snow is typically accumulated.

What is the average length of the day in January?

In McComb, the average day length in January is 9h and 37min.

What time are sunrise and sunset in January in McComb?

On the first day of January, sunrise is at 8:00 am and sunset at 5:16 pm. On the last day of the month, sunrise is at 7:47 am and sunset at 5:50 pm EST.

What is the month with the least sunshine?

January has the least sunshine of the year, with an average of 3.4h of sunshine.

How long on average sun shines in January?

The average sunshine duration in January is 3.4h.

What is the UV index intensity in January?

In January, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a low health threat 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
McComb, OH

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

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (31.1°F).

  • Average low temperature in January: 19.8°F

The month with the highest average low temperature is July (63.9°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).

Average pressure in January
McComb, OH

Average pressure in January - McComb, OH
  • Average pressure in January: 30.11"Hg

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

Average wind speed in January
McComb, OH

Average wind speed in January - McComb, OH
  • Average wind speed in January: 10.6mph

The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest month (with the lowest average wind speed) is August (6mph).

Average humidity in January
McComb, OH

Average humidity in January - McComb, OH
  • Average humidity in January: 84%

The months with the highest relative humidity are January and February (84%).
The month with the lowest relative humidity is October (74%).

Average rainfall in January
McComb, OH

Average rainfall in January - McComb, OH
  • Average rainfall in January: 1.97"

The wettest month (with the highest rainfall) is June (3.39").
The driest month (with the least rainfall) is December (1.73").

Average rainfall days in January
McComb, OH

Average rainfall days in January - McComb, OH
  • Average rainfall days in January: 8 days

The month with the highest number of rainy days is May (18.9 days).
The month with the least rainy days is February (7.4 days).

Average snowfall in January
McComb, OH

Average snowfall in January - McComb, OH
  • Average snowfall in January: 3.35"

The month with the highest snowfall is February (3.94").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
McComb, OH

Average snowfall days in January - McComb, OH
  • Average snowfall days in January: 12.7 days

The month with the highest number of snowfall days is January (12.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
McComb, OH

Average daylight in January / Average sunshine in January - McComb, 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: 3h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).

Average sunshine days in January
McComb, OH

Average sunshine days in January - McComb, OH
  • Average sunshine days in January: 12 days

The month with the most sunshine days is November (17.4 days).
The months with the least sunshine days are May and June (10.3 days).

Average UV index in January
McComb, OH

Average UV index in January - McComb, OH
  • Average UV index in January: 2

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

Average cloud cover in January
McComb, OH

Average cloud cover in January - McComb, OH
  • Average cloud cover in January: 65

The month with the most cloud cover is January (Cloud cover 65).
The months with the least cloud cover are July and August (Cloud cover 32).

Average visibility in January
McComb, OH

Average visibility in January - McComb, OH
  • Average visibility in January: 5mi

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

McComb, Ohio, USA

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