| < December >
|Normal Max/ High Temperature
|Min/ Low Temperature
|Average Daylight per day
|Sun altitude at solar noon on the 21st day.
- The average temperature in Ottawa (Airport) in December is cold at -7.6 °C (18.32 °F).
- Afternoons can be slightly cold with average high temperatures reaching -3.7 °C (25.3 °F).
- Overnight temperatures are generally very cold with an average low of -11.7 °C (10.9 °F).
- In December the variation/ range of daily average temperatures is 8 °C (14.4 °F).
- The weather in December is dryish. Just 82.5mm (3.2in) of H2O falls.
- The shortest day is 8:43 long and the longest day is 8:58 long with an average length of 8:47.
Check the distance to and compare the Ottawa (airport) December averages with somewhere beginning with:
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Weather Trend Graph for December in Ottawa (airport), Canada
Navigate to December Weather in Locations Surrounding Ottawa (Airport):
- Maniwaki, Qc, Canada - 112 kms (69.6 miles) NNW
- Petawawa, On, Canada - 145.9 kms (90.6 miles) WNW
- Bonavista, Nf, Canada - 136.9 kms (85.1 miles) WNW
- Kingston, On, Canada - 142.9 kms (88.8 miles) SSW
- Watertown, Ny, Usa - 149.4 kms (92.8 miles) S
- Kuujjuarapik, Qc, Canada - 133.2 kms (82.8 miles) ENE
- Montreal, Quebec, Canada - 177.1 kms (110.1 miles) E
- Montreal/ Dorval, Qc, Canada - 150.7 kms (93.7 miles) E
- Ottawa, Ontario, Canada - 1.6 kms (1 miles) SSE
- Canton, Ny, Usa - 63.6 kms (39.5 miles) SE
- Ogdensburge, Ny, Usa - 63.6 kms (39.5 miles) SE
- Lake Placid , Ny, Usa - 176.7 kms (109.8 miles) SE
- Lowville, Ny, Usa - 171.3 kms (106.5 miles) S