January weather forecast
Jackson, OH

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Weather in January

January, the same as December, is a wintry winter month in Jackson, Ohio, with an average temperature fluctuating between 23.5°F (-4.7°C) and 37°F (2.8°C).

Temperature

January is the coldest month of the year, registering average temperatures as high as 37°F (2.8°C) and as low as 23.5°F (-4.7°C).

Humidity

January and February, with an average relative humidity of 82%, are the most humid months in Jackson.

Rainfall

In January, the rain falls for 7.7 days. Throughout January, 0.83" (21mm) of precipitation is accumulated. In Jackson, during the entire year, the rain falls for 124.7 days and collects up to 13.74" (349mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall. In Jackson, in January, snow falls for 7.6 days, with typically accumulated 0.94" (24mm) of snow. In Jackson, during the entire year, snow falls for 26.7 days and aggregates up to 4.37" (111mm) of snow.

Daylight

The average length of the day in January is 9h and 48min.
On the first day of the month, sunrise is at 7:49 am and sunset at 5:18 pm. On the last day of January, sunrise is at 7:37 am and sunset at 5:49 pm EST.

Sunshine

With an average of 3.6h of sunshine, January has the least sunshine of the year.

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 radiation for average individuals.
Note: An average maximum UV index of 2 in January leads to these recommendations:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Updated: Jul 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest?

Jackson reaches its average lowest temperatures in January, measuring 37°F (2.8°C) at the peak and 23.5°F (-4.7°C) at the lowest.

How cold is January in Jackson?

In Jackson, 37°F (2.8°C) is the average high-temperature and 23.5°F (-4.7°C) is the average low-temperature during January.

What is the most humid month?

The months with the highest humidity are January and February, with an average relative humidity of 82%.

What is the average humidity in January?

In Jackson, the average relative humidity in January is 82%.

How much does it rain in January?

In Jackson, in January, it is raining for 7.7 days, with typically 0.83" (21mm) of accumulated precipitation.

How much does it snow in January?

In Jackson, during January, snow falls for 7.6 days and regularly aggregates up to 0.94" (24mm) of snow.

How many hours of daylight does Jackson have in January?

In Jackson, the average day length in January is 9h and 48min.

When is the sunrise / sunset in January?

In January, on the first day of the month, sunrise is at 7:49 am and sunset at 5:18 pm. On the last day of the month, sunrise is at 7:37 am and sunset at 5:49 pm EST.

What is the month with the least sunshine?

January has the least sunshine of the year, with an average of 3.6h of sunshine.

How long on average sun shines in January?

The average sunshine duration in January is 3.6h.

When is the lowest UV index?

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

What is the UV index intensity in January?

In Jackson, Ohio, the average daily maximum UV index in January is 2. A UV Index reading of 2, and below, represents a low health threat from 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
Jackson, OH

Average temperature in January - Jackson, OH
  • Average high temperature in January: 37°F

The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is January (37°F).

  • Average low temperature in January: 23.5°F

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (23.5°F).

Average pressure in January
Jackson, OH

Average pressure in January - Jackson, OH
  • Average pressure in January: 30.15"Hg

The months with the highest atmospheric pressure are January and November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

Average wind speed in January
Jackson, OH

Average wind speed in January - Jackson, OH
  • Average wind speed in January: 7.4mph

The windiest month (with the highest average wind speed) is February (7.5mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).

Average humidity in January
Jackson, OH

Average humidity in January - Jackson, OH
  • Average humidity in January: 82%

The months with the highest relative humidity are January and February (82%).
The months with the lowest relative humidity are August and September (75%).

Average rainfall in January
Jackson, OH

Average rainfall in January - Jackson, OH
  • Average rainfall in January: 0.83"

The wettest month (with the highest rainfall) is May (1.57").
The driest months (with the least rainfall) are September and November (0.75").

Average rainfall days in January
Jackson, OH

Average rainfall days in January - Jackson, OH
  • Average rainfall days in January: 7.7 days

The month with the highest number of rainy days is May (14.6 days).
The month with the least rainy days is November (6.5 days).

Average snowfall in January
Jackson, OH

Average snowfall in January - Jackson, OH
  • Average snowfall in January: 0.94"

The month with the highest snowfall is February (1.3").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in January
Jackson, OH

Average snowfall days in January - Jackson, OH
  • Average snowfall days in January: 7.6 days

The month with the highest number of snowfall days is January (7.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in January / Average sunshine in January - Jackson, OH
  • Average daylight in January: 9h and 5min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in January: 3h and 4min

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 36min).

Average sunshine days in January
Jackson, OH

Average sunshine days in January - Jackson, OH
  • Average sunshine days in January: 17.3 days

The month with the most sunshine days is November (21.6 days).
The month with the least sunshine days is May (13.3 days).

Average UV index in January
Jackson, OH

Average UV index in January - Jackson, 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
Jackson, OH

Average cloud cover in January - Jackson, OH
  • Average cloud cover in January: 62

The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 31).

Average visibility in January
Jackson, OH

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

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

Jackson, Ohio, USA

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