Cleveland
Ohio, USA
Long-term weather forecast
Long-term weather forecast

December weather forecast and Climate
Cleveland, OH

A view of the Veterans Memorial Bridge on the Cuyahoga River, in Cleveland, Ohio, with a view of the old lift bridge, and city buildings out far
A view of the Veterans Memorial Bridge on the Cuyahoga River, in Cleveland, Ohio, with a view of the old lift bridge, and city buildings out far
  • The average high temperature in December: 3.5°C

The warmest month (with the highest average high temperature) is July (28.1°C).
The month with the lowest average high temperature is January (1.3°C).

  • The average low temperature in December: -3.1°C

The month with the highest average low temperature is July (17.9°C).
The coldest month (with the lowest average low temperature) is January (-5.7°C).

  • The average humidity in December: 74.1%

The month with the highest relative humidity is December (74.1%).
The month with the lowest relative humidity is April (66.1%).

  • The average rainfall in December: 78.7mm

The wettest month (with the highest rainfall) is September (96.8mm).
The driest month (with the lowest rainfall) is February (59.4mm).

  • The average rainfall days in December: 16 days

The month with the highest number of rainy days is January (17.1 days).
The month with the lowest number of rainy days is August (9.8 days).

  • The average snowfall in December: 358.1mm

The month with the highest snowfall is January (475mm).
Months with the lowest snowfall are May, June, July, August and September (0mm).

  • The average snowfall days in December: 10 days

The month with the highest number of snowfall days is January (13.5 days).
Months with the lowest number of snowfall days are May, June, July, August and September (0 days).

  • The average sea temperature in December: 5°C

The best month for swimming (with the highest average sea temperature) is August (23°C).
Coldest months (with the lowest average sea temperature) are February and March (2°C).

  • The average daylight in December: 9h

Months with the longest days are May, June and July (Average daylight: 15h).
The month with shortest days is December (Average daylight: 9h).

  • The average sunshine in December: 2.2h

The month with most sunshine is July (Average sunshine: 9.9h).
The month with least sunshine is December (Average sunshine: 2.2h).

  • The average UV index in December: 1

Months with the highest UV index are June and July (UV index 9).
The month with the lowest UV index is December (UV index 1).

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