January weather forecast
Thornville, OH

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Weather in January

January, like December, in Thornville, Ohio, is an icy winter month, with temperature in the range of an average high of 33.4°F (0.8°C) and an average low of 20.7°F (-6.3°C).

Temperature

The coldest month is January, with an average high-temperature of 33.4°F (0.8°C) and an average low-temperature of 20.7°F (-6.3°C).

Humidity

The months with the highest humidity in Thornville are January and February, with an average relative humidity of 83%.

Rainfall

In Thornville, during January, the rain falls for 6.8 days and regularly aggregates up to 0.83" (21mm) of precipitation. In Thornville, during the entire year, the rain falls for 136.1 days and collects up to 13.03" (331mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall. The month with the most snowfall is January, when snow falls for 8.8 days and typically aggregates up to 0.75" (19mm) of snow.

Daylight

In Thornville, Ohio, the average length of the day in January is 9h and 43min.
On the first day of the month, sunrise is at 7:51 am and sunset at 5:15 pm. On the last day of January, in Thornville, sunrise is at 7:38 am and sunset at 5:47 pm EST.

Sunshine

With an average of 3.3h of sunshine, January has the least sunshine of the year in Thornville.

UV index

In January, the average daily maximum UV index in Thornville, Ohio, is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: A daily maximum UV index of 2 in January translates into the following instructions:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the coldest months in Thornville?

The lowest temperatures are recorded in January, with averages reaching a high of 33.4°F (0.8°C) and a low of 20.7°F (-6.3°C).

How cold is January in Thornville?

In Thornville, 33.4°F (0.8°C) is the average high-temperature and 20.7°F (-6.3°C) is the average low-temperature during January.

What are the most humid months in Thornville?

The months with the highest humidity in Thornville are January and February, with an average relative humidity of 83%.

What is the average humidity in January in Thornville?

In January, the average relative humidity is 83%.

How many days does it rain in January in Thornville?

In Thornville, in January, during 6.8 rainfall days, 0.83" (21mm) of precipitation is typically accumulated.

When does it snow the most in Thornville?

January is the month with the most snowfall in Thornville, Ohio. Snow falls for 8.8 days and accumulates 0.75" (19mm) of snow.

How many days does it snow in January in Thornville?

In Thornville, during January, snow falls for 8.8 days and regularly aggregates up to 0.75" (19mm) of snow.

How many hours of daylight does Thornville have in January?

In January, the average day length in Thornville, Ohio, is 9h and 43min.

What time are sunrise and sunset in January in Thornville?

On the first day of January in Thornville, sunrise is at 7:51 am and sunset at 5:15 pm. On the last day of the month, sunrise is at 7:38 am and sunset at 5:47 pm EST.

What is the month with the least sunshine in Thornville?

The month with the least sunshine in Thornville, Ohio, is January, with an average of 3.3h of sunshine.

How long on average sun shines in January in Thornville?

In Thornville, Ohio, the average sunshine duration in January is 3.3h.

How high is the UV index in January in Thornville?

In Thornville, Ohio, the average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health 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
Thornville, OH

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

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (33.4°F).

  • Average low temperature in January: 20.7°F

The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).

Average pressure in January
Thornville, OH

Average pressure in January - Thornville, 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
Thornville, OH

Average wind speed in January - Thornville, OH
  • Average wind speed in January: 9.2mph

The windiest month (with the highest average wind speed) is January (9.2mph).
The calmest months (with the lowest average wind speed) are July and August (5.4mph).

Average humidity in January
Thornville, OH

Average humidity in January - Thornville, OH
  • Average humidity in January: 83%

The months with the highest relative humidity are January and February (83%).
The month with the lowest relative humidity is November (76%).

Average rainfall in January
Thornville, OH

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

The wettest month (with the highest rainfall) is May (1.61").
The driest month (with the least rainfall) is December (0.79").

Average rainfall days in January
Thornville, OH

Average rainfall days in January - Thornville, OH
  • Average rainfall days in January: 6.8 days

The month with the highest number of rainy days is May (16.6 days).
The months with the least rainy days are January and February (6.8 days).

Average snowfall in January
Thornville, OH

Average snowfall in January - Thornville, OH
  • Average snowfall in January: 0.75"

The month with the highest snowfall is January (0.75").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in January
Thornville, OH

Average snowfall days in January - Thornville, OH
  • Average snowfall days in January: 8.8 days

The month with the highest number of snowfall days is January (8.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in January / Average sunshine in January - Thornville, 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 2min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).

Average sunshine days in January
Thornville, OH

Average sunshine days in January - Thornville, OH
  • Average sunshine days in January: 17.7 days

The month with the most sunshine days is November (20.8 days).
The months with the least sunshine days are May and July (11.3 days).

Average UV index in January
Thornville, OH

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

The 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
Thornville, OH

Average cloud cover in January - Thornville, 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 31).

Average visibility in January
Thornville, OH

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

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

Thornville, Ohio, USA

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