January weather forecast and climate
Defiance, OH

January, like December, is a freezing cold winter month in Defiance, Ohio, with average temperature varying between 30.2°F (-1°C) and 19°F (-7.2°C).

Temperature

With an average high-temperature of 30.2°F (-1°C) and an average low-temperature of 19°F (-7.2°C), January is the coldest month.

Humidity

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

Rainfall

In Defiance, it is raining for 9.1 days, with typically 1.69" (43mm) of accumulated precipitation. In Defiance, during the entire year, the rain falls for 160.2 days and collects up to 27.56" (700mm) of precipitation.

Snowfall

Months with snowfall in Defiance are January through May, November and December. The month with the most snowfall is January when snow falls for 13.2 days and typically aggregates up to 3.82" (97mm) of snow.

Daylight

The average length of the day in January is 9.6h.

Sunshine

January has the least sunshine of the year in Defiance, Ohio, with an average of 3.4h of sunshine.

UV index

The average daily maximum UV index in Defiance is 2. A UV Index estimate of 2, and below, represents a low health risk from the exposure to the Sun's UV rays for ordinary individuals.
Note: In January, the average maximum UV index of 2 translate into the following recommendations:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the coldest month in Defiance?

With an average high-temperature of 30.2°F (-1°C) and an average low-temperature of 19°F (-7.2°C), January is the coldest month.

What is the temperature in January in Defiance?

The average high-temperature, in January, is 30.2°F (-1°C), while the average low-temperature is 19°F (-7.2°C).

What is the most humid month in Defiance?

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

What is the average humidity in January in Defiance?

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

How much does it rain in Defiance in January?

In Defiance, Ohio, during January, the rain falls for 9.1 days and regularly aggregates up to 1.69" (43mm) of precipitation.

How many days does it snow in January in Defiance?

In January, in Defiance, it is snowing for 13.2 days. Throughout January, 3.82" (97mm) of snow is accumulated.

When does it snow the most in Defiance?

January is the month with the most snowfall in Defiance. Snow falls for 13.2 days and accumulates 3.82" (97mm) of snow.

What is the average length of the day in January in Defiance?

The average length of the day in January in Defiance is 9.6h.

What is the month with the least sunshine in Defiance?

With an average of 3.4h of sunshine, January has the least sunshine of the year in Defiance.

How long on average sun shines in January in Defiance?

In January, the average sunshine in Defiance, Ohio, is 3.4h.

How high is the UV index in January in Defiance?

In Defiance, Ohio, 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 - Defiance, OH
  • Average high temperature in January: -1°C

The warmest month (with the highest average high temperature) is July (27.2°C).
The month with the lowest average high temperature is January (-1°C).

  • Average low temperature in January: -7.2°C

The month with the highest average low temperature is July (17.6°C).
The coldest month (with the lowest average low temperature) is January (-7.2°C).

Average pressure in January - Defiance, OH
  • Average pressure in January: 1019.4mbar

The month with the highest atmospheric pressure is November (1019.6mbar).
The month with the lowest atmospheric pressure is June (1013.5mbar).

Average wind speed in January - Defiance, OH
  • Average wind speed in January: 16.6km/h

The windiest month (with the highest average wind speed) is January (16.6km/h).
The calmest month (with the lowest average wind speed) is August (9.8km/h).

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

Months with the highest relative humidity are January and February (84%).
The month with the lowest relative humidity is October (74%).

Average rainfall in January - Defiance, OH
  • Average rainfall in January: 43mm

The wettest month (with the highest rainfall) is April (85mm).
The driest month (with the least rainfall) is December (39mm).

Average rainfall days in January - Defiance, OH
  • Average rainfall days in January: 9.1 days

The month with the highest number of rainy days is May (19 days).
The month with the least rainy days is February (8.3 days).

Average snowfall in January - Defiance, OH
  • Average snowfall in January: 97mm

The month with the highest snowfall is January (97mm).
Months with the least snowfall are June, July, August, September and October (0mm).

Average snowfall days in January - Defiance, OH
  • Average snowfall days in January: 13.2 days

The month with the highest number of snowfall days is January (13.2 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January / Average sunshine in January - Defiance, OH
  • Average daylight in January: 9.6h

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.3h).

  • Average sunshine in January: 3.4h

The month with the most sunshine is July (Average sunshine: 10.2h).
The month with the least sunshine is January (Average sunshine: 3.4h).

Average sunshine days in January - Defiance, OH
  • Average sunshine days in January: 11.8 days

The month with the most sunshine days is October (15.7 days).
The month with the least sunshine days is May (10.1 days).

Average UV index in January - Defiance, 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 - Defiance, OH
  • Average cloud cover in January: 64

The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is July (Cloud cover 31).

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

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