January weather forecast
Calais, OH

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Weather in January

January, like December, in Calais, Ohio, is a wintry winter month, with an average temperature varying between 20.7°F (-6.3°C) and 33.4°F (0.8°C).

Temperature

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

Humidity

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

Rainfall

In Calais, in January, it is raining for 6.9 days, with typically 0.63" (16mm) of accumulated precipitation. In Calais, during the entire year, the rain falls for 121 days and collects up to 10.24" (260mm) of precipitation.

Snowfall

Months with snowfall in Calais are January through May, October through December. In Calais, Ohio, in January, during 10.3 snowfall days, 1.1" (28mm) of snow is typically accumulated. In Calais, Ohio, during the entire year, snow falls for 34.6 days and aggregates up to 4.72" (120mm) of snow.

Daylight

In January, the average length of the day in Calais is 9h and 44min.
On the first day of January in Calais, Ohio, sunrise is at 7:46 am and sunset at 5:10 pm. On the last day of the month, sunrise is at 7:34 am and sunset at 5:42 pm EST.

Sunshine

With an average of 3.1h of sunshine, January has the least sunshine of the year.

UV index

The average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for the average person.
Note: In January, the maximum UV index of 2 translates into these guidelines:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
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Frequently asked questions

What time of the year is the coldest in Calais?

January, noted for its average high-temperature of 33.4°F (0.8°C) and an average low-temperature of 20.7°F (-6.3°C), is considered the coldest month in Calais, Ohio.

How cold is January in Calais?

In Calais, 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 Calais?

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

What is the average humidity in January in Calais?

The average relative humidity in January is 84%.

How many days does it rain in January in Calais?

In Calais, in January, during 6.9 rainfall days, 0.63" (16mm) of precipitation is typically accumulated.

How many days does it snow in January in Calais?

In Calais, in January, snow falls for 10.3 days, with typically accumulated 1.1" (28mm) of snow.

How many hours of daylight does Calais have in January?

In January, the average day length in Calais is 9h and 44min.

When are sunrise and sunset in January in Calais?

On the first day of January, sunrise is at 7:46 am and sunset at 5:10 pm. On the last day of the month, sunrise is at 7:34 am and sunset at 5:42 pm EST.

What is the month with the least sunshine in Calais?

With an average of 3.1h of sunshine, January has the least sunshine of the year in Calais, Ohio.

How many hours of sunshine does Calais have in January?

In January, the average sunshine duration in Calais, Ohio, is 3.1h.

What is the UV index intensity in January in Calais?

The average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health 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
Calais, OH

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

The warmest month (with the highest average high temperature) is July (83.7°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 (62.2°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).

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Average pressure in January
Calais, OH

Average pressure in January - Calais, 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 (29.95"Hg).

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Average wind speed in January
Calais, OH

Average wind speed in January - Calais, OH
  • Average wind speed in January: 7.6mph

The windiest months (with the highest average wind speed) are January and February (7.6mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).

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Average humidity in January
Calais, OH

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

The months with the highest relative humidity are January and February (84%).
The months with the lowest relative humidity are April, July and August (77%).

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Average rainfall in January
Calais, OH

Average rainfall in January - Calais, OH
  • Average rainfall in January: 0.63"

The wettest month (with the highest rainfall) is May (1.3").
The driest month (with the least rainfall) is September (0.47").

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Average rainfall days in January
Calais, OH

Average rainfall days in January - Calais, OH
  • Average rainfall days in January: 6.9 days

The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is November (5.8 days).

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Average snowfall in January
Calais, OH

Average snowfall in January - Calais, OH
  • Average snowfall in January: 1.1"

The month with the highest snowfall is February (1.22").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in January
Calais, OH

Average snowfall days in January - Calais, OH
  • Average snowfall days in January: 10.3 days

The month with the highest number of snowfall days is January (10.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in January / Average sunshine in January - Calais, 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 1min

The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).

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Average sunshine days in January
Calais, OH

Average sunshine days in January - Calais, OH
  • Average sunshine days in January: 17.5 days

The month with the most sunshine days is November (21.4 days).
The month with the least sunshine days is May (12.6 days).

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Average UV index in January
Calais, OH

Average UV index in January - Calais, 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).

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Average cloud cover in January
Calais, OH

Average cloud cover in January - Calais, OH
  • Average cloud cover in January: 67

The month with the most cloud cover is January (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 35).

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Average visibility in January
Calais, OH

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

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

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Calais, Ohio, USA

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