January weather forecast and climate
Centerville, OH

January, the same as December, is a wintry winter month in Centerville, Ohio, with temperature in the range of an average low of 22.1°F (-5.5°C) and an average high of 34°F (1.1°C).

Temperature

With an average high-temperature of 34°F (1.1°C) and an average low-temperature of 22.1°F (-5.5°C), January is the coldest month.

Humidity

January is the most humid month, with an average relative humidity of 82%.

Rainfall

In Centerville, in January, during 7.4 rainfall days, 1.3" (33mm) of precipitation is typically accumulated. Throughout the year, there are 139.3 rainfall days, and 19.92" (506mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. In Centerville, in January, snow falls for 8.5 days, with typically accumulated 1.73" (44mm) of snow. In Centerville, during the entire year, snow falls for 29.2 days, and aggregates up to 7.44" (189mm) of snow.

Daylight

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

Sunshine

With an average of 3.7h of sunshine, January has the least sunshine of the year in Centerville.

UV index

Months with the lowest UV index in Centerville are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low health risk from the exposure to the Sun's UV radiation for the average person.
Note: In January, the average maximum UV index of 2 translate into the following recommendations:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the coldest month in Centerville?

The coldest month is January, with an average high-temperature of 34°F (1.1°C) and an average low-temperature of 22.1°F (-5.5°C).

What is the temperature in January in Centerville?

In January, the average high-temperature is 34°F (1.1°C), and the average low-temperature is 22.1°F (-5.5°C).

What is the most humid month in Centerville?

The most humid month in Centerville, Ohio, is January, with an average relative humidity of 82%.

What is the average humidity in January in Centerville?

The average relative humidity in January is 82%.

How many days does it rain in January in Centerville?

In Centerville, Ohio, in January, during 7.4 rainfall days, 1.3" (33mm) of precipitation is typically accumulated.

How many days does it snow in January in Centerville?

In Centerville, Ohio, in January, snow falls for 8.5 days, with typically accumulated 1.73" (44mm) of snow.

How many hours of daylight does Centerville have in January?

In January, the average length of the day is 9.7h.

What is the month with the least sunshine in Centerville?

January has the least sunshine of the year, with an average of 3.7h of sunshine.

How long on average sun shines in January in Centerville?

The average sunshine in January in Centerville is 3.7h.

When is the lowest UV index in Centerville?

Months with the lowest UV index in Centerville, Ohio, are January, February, November and December, with an average maximum UV index of 2.

How high is the UV index in January in Centerville?

In January, the average daily maximum UV index in Centerville is 2. A UV Index value of 2, and less, symbolizes a low health risk from the exposure to the Sun's UV radiation.
Average temperature in January - Centerville, OH
  • Average high temperature in January: 1.1°C

The warmest month (with the highest average high temperature) is July (27.5°C).
The month with the lowest average high temperature is January (1.1°C).

  • Average low temperature in January: -5.5°C

The month with the highest average low temperature is July (18.3°C).
The coldest month (with the lowest average low temperature) is January (-5.5°C).

Average pressure in January - Centerville, OH
  • Average pressure in January: 1020.5mbar

The month with the highest atmospheric pressure is November (1020.6mbar).
The month with the lowest atmospheric pressure is June (1013.8mbar).

Average wind speed in January - Centerville, OH
  • Average wind speed in January: 15.8km/h

The windiest month (with the highest average wind speed) is January (15.8km/h).
The calmest month (with the lowest average wind speed) is August (8.9km/h).

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

The month with the highest relative humidity is January (82%).
The month with the lowest relative humidity is October (74%).

Average rainfall in January - Centerville, OH
  • Average rainfall in January: 33mm

The wettest month (with the highest rainfall) is May (67mm).
The driest month (with the least rainfall) is October (30mm).

Average rainfall days in January - Centerville, OH
  • Average rainfall days in January: 7.4 days

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is January (7.4 days).

Average snowfall in January - Centerville, OH
  • Average snowfall in January: 44mm

The month with the highest snowfall is February (45mm).
Months with the least snowfall are May, June, July, August and September (0mm).

Average snowfall days in January - Centerville, OH
  • Average snowfall days in January: 8.5 days

The month with the highest number of snowfall days is January (8.5 days).
Months with the least snowfall days are May, June, July, August and September (0 days).

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

The month with the longest days is June (Average daylight: 14.9h).
The month with the shortest days is December (Average daylight: 9.4h).

  • Average sunshine in January: 3.7h

Months with the most sunshine are June and August (Average sunshine: 10.2h).
The month with the least sunshine is January (Average sunshine: 3.7h).

Average sunshine days in January - Centerville, OH
  • Average sunshine days in January: 17.1 days

The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is May (12 days).

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

Months with the highest UV index are May, June, July and August (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in January - Centerville, OH
  • Average cloud cover in January: 61

The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 28).

Average visibility in January - Centerville, OH
  • Average visibility in January: 9km

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