January weather forecast and climate
Marion, OH

January, the same as December, in Marion, Ohio, is another subzero cold winter month, with average temperature varying between 19.8°F (-6.8°C) and 31.3°F (-0.4°C).

Temperature

With an average high-temperature of 31.3°F (-0.4°C) and an average low-temperature of 19.8°F (-6.8°C), January is the coldest month.

Humidity

Months with the highest humidity are January and February, with an average relative humidity of 84%.

Rainfall

In Marion, during 8.8 rainfall days, 2.32" (59mm) of precipitation is typically accumulated. Throughout the year, in Marion, there are 171.7 rainfall days, and 31.3" (795mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In January, it is snowing for 14.8 days. Throughout January, 3.58" (91mm) of snow is accumulated. Throughout the year, in Marion, there are 51.8 snowfall days, and 15.16" (385mm) of snow is accumulated.

Daylight

The average length of the day in Marion is 9.7h.

Sunshine

January has the least sunshine of the year in Marion, with an average of 3.3h of sunshine.

UV index

The average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a minimal health hazard from the exposure to the Sun's UV radiation for the ordinary person.
Note: The daily maximum UV index of 2 interpret into the following advice:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

What is the coldest month in Marion?

The coldest month in Marion, Ohio, is January, with an average high-temperature of 31.3°F (-0.4°C) and an average low-temperature of 19.8°F (-6.8°C).

What is the temperature in January in Marion?

In January, in Marion, the average high-temperature is 31.3°F (-0.4°C), and the average low-temperature is 19.8°F (-6.8°C).

What are the most humid months in Marion?

Months with the highest humidity in Marion are January and February, with an average relative humidity of 84%.

What is the average humidity in January in Marion?

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

How many days does it rain in January in Marion?

In Marion, during January, the rain falls for 8.8 days and regularly aggregates up to 2.32" (59mm) of precipitation.

How many days does it snow in January in Marion?

In January, it is snowing for 14.8 days. Throughout January, 3.58" (91mm) of snow is accumulated.

How many hours of daylight does Marion have in January?

The average length of the day in January is 9.7h.

What is the month with the least sunshine in Marion?

January has the least sunshine of the year, with an average of 3.3h of sunshine.

How many hours of sunshine does Marion have in January?

The average sunshine in January in Marion is 3.3h.

What is the UV index reading in January in Marion?

In Marion, the average daily maximum UV index in January is 2. A UV Index reading of 2, and below, represents a minimal hazard to health from unprotected exposure to the UV radiation.
Average temperature in January - Marion, OH
  • Average high temperature in January: -0.4°C

The warmest month (with the highest average high temperature) is July (26.7°C).
The month with the lowest average high temperature is January (-0.4°C).

  • Average low temperature in January: -6.8°C

The month with the highest average low temperature is July (17.3°C).
The coldest month (with the lowest average low temperature) is January (-6.8°C).

Average pressure in January - Marion, OH
  • Average pressure in January: 1019.9mbar

The month with the highest atmospheric pressure is November (1020.2mbar).
The month with the lowest atmospheric pressure is June (1013.7mbar).

Average wind speed in January - Marion, OH
  • Average wind speed in January: 16.8km/h

The windiest month (with the highest average wind speed) is January (16.8km/h).
The calmest months (with the lowest average wind speed) are July and August (9.4km/h).

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

Months with the highest relative humidity are January and February (84%).
Months with the lowest relative humidity are April, October and November (76%).

Average rainfall in January - Marion, OH
  • Average rainfall in January: 59mm

The wettest month (with the highest rainfall) is May (92mm).
The driest month (with the least rainfall) is September (49mm).

Average rainfall days in January - Marion, OH
  • Average rainfall days in January: 8.8 days

The month with the highest number of rainy days is May (18.9 days).
The month with the least rainy days is January (8.8 days).

Average snowfall in January - Marion, OH
  • Average snowfall in January: 91mm

The month with the highest snowfall is February (101mm).
Months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in January - Marion, OH
  • Average snowfall days in January: 14.8 days

The month with the highest number of snowfall days is January (14.8 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January / Average sunshine in January - Marion, OH
  • Average daylight in January: 9.7h

The month with the longest days is June (Average daylight: 15h).
The month with the shortest days is December (Average daylight: 9.3h).

  • Average sunshine in January: 3.3h

The month with the most sunshine is July (Average sunshine: 10.1h).
The month with the least sunshine is January (Average sunshine: 3.3h).

Average sunshine days in January - Marion, OH
  • Average sunshine days in January: 10.1 days

The month with the most sunshine days is November (15.2 days).
The month with the least sunshine days is February (9.2 days).

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

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

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

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

Average visibility in January - Marion, OH
  • Average visibility in January: 8km

Months with the highest visibility are March, April, May, June, July, October, November and December (9km).
Months with the lowest visibility are January, February, August and September (8km).