Niagara on the Lake Weather in December
December in Niagara on the Lake averages 3°C (37°F) during the day and -2°C (28°F) at night. Around 57 mm (2.2 in) of snow/rainfall is typical for this time of year.
Rainfall in Niagara on the Lake in December
Expect around 10 days of snow/rain based on historical data, with 57 mm (2.2 in) average. Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.
Temperature in Niagara on the Lake in December
December in Niagara on the Lake brings low temperatures, with highs of 3°C (37°F) and nights around -2°C (28°F). During December, the winter season is in full swing. Expect a distinctly cold feel throughout the day, not just overnight. At -2°C (28°F) overnight, frost and ice are likely outside. Indoors, consider packing an extra blanket if you're unsure about the heating. This month is characterized by its cold weather, so make sure to wear sufficient layers to stay warm.
Sunshine in Niagara on the Lake in December
With limited sunshine this month, there are about 68 hours of sun. It's ideal for those who prefer a cooler, cloudier climate.If you prefer dry days with pleasant temperatures, December may not be the ideal month to visit Niagara on the Lake. Our weather planner can help you explore destinations with more pleasant weather conditions.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Canada, check out our Niagara on the Lake's climate page.
Niagara on the Lake Temperature in December
Min Temperature
-2°C (28°F)
Max Temperature
3°C (37°F)
Chance of Rain
34%
Precipitation
57 mm (2.2 in)
Rainy days
10 days
Humidity
77% *
Sunshine
68 hours *
Percentage Sunshine
25% *
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Niagara on the Lake typically drop from around 5°C (41°F) at the start of December to approximately 2°C (36°F) by the end. Nights are very cold, with lows typically ranging from -5°C (23°F) to 0°C (32°F).
Average temperatures in December
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in December
Historical weather for Niagara on the Lake in December
Browse day-by-day weather records for Niagara on the Lake spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Niagara on the Lake historical weather extremes in December
Based on weather observations in Niagara on the Lake between 1976 and 2025, these are the recorded extremes during December.
- The hottest December day on record in Niagara on the Lake reached 21°C (70°F) (December 3, 1982).
Best Places in Canada in December
Find out more about the weather in Canada and which places have the best travel conditions in this month. See all of Canada in December →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Niagara on the Lake in December
We recommend to layer up for chilly conditions in Niagara on the Lake in December. You could start with thermal underwear or a good base layer to keep your core warm on the cooler days this month. Maybe also add a sweater or fleece, and top it off with a windproof jacket. Rain is likely on several days, so bring a good rain jacket. You can probably leave your sunglasses at home, because sunny days are pretty rare this month.What To Do in Niagara on the Lake in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Canada, check out our Niagara on the Lake's climate page.
Temperature Rainfall Sunshine Humidity
See the full Niagara on the Lake climate overview or explore weather in Canada.
