Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average sea temperature in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
The shift from November to December corresponds with a decrease in the average high-temperature, down to a cold 2.4°C (36.3°F) from a chilly 7.7°C (45.9°F). Niagara Falls's average temperature during the nights of December is recorded at a freezing cold -1.8°C (28.8°F).Humidity
In Niagara Falls, the average relative humidity in December is 81%.Rainfall
In December, in Niagara Falls, the rain falls for 11.1 days. Throughout December, 57mm (2.24") of precipitation is accumulated. Throughout the year, in Niagara Falls, there are 169.3 rainfall days, and 770mm (30.31") of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Niagara Falls. In Niagara Falls, in December, during 13.5 snowfall days, 94mm (3.7") of snow is typically accumulated. Throughout the year, in Niagara Falls, there are 65.6 snowfall days, and 574mm (22.6") of snow is accumulated.Sea temperature
In December, the average sea temperature is 4.9°C (40.8°F).Note: In the realm of swimming, this state is extremely cold, treacherous, and life-threatening. Without properly insulated waterproof clothing, hypothermia develops almost immediately.
Daylight
With an average of 9h and 6min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 7:28 am and sunset at 4:42 pm. On the last day of the month, sunrise is at 7:47 am and sunset at 4:51 pm EST.
Sunshine
In Niagara Falls, the average sunshine in December is 2.9h.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for average individuals.Note: In December, the maximum UV index of 1 suggests this advice:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Frequently asked questions
How cold is it in Niagara Falls in December?
What is the average humidity in December in Niagara Falls?
How much does it rain in Niagara Falls in December?
How much does it snow in Niagara Falls in December?
How cold is the water in December in Niagara Falls?
What is the month with the shortest days in Niagara Falls?
How many hours of daylight does Niagara Falls have in December?
When is the sunrise / sunset in December in Niagara Falls?
How long on average sun shines in December in Niagara Falls?
When is the lowest UV index in Niagara Falls?
What is the UV index reading in December in Niagara Falls?
Average temperature in December
Niagara Falls, Canada
- Average high temperature in December: 2.4°C
The warmest month (with the highest average high temperature) is July (25.6°C).
The month with the lowest average high temperature is January (-1.3°C).
- Average low temperature in December: -1.8°C
The month with the highest average low temperature is August (18.3°C).
The coldest month (with the lowest average low temperature) is January (-6.4°C).
Average pressure in December
Niagara Falls, Canada
- Average pressure in December: 1017.8mbar
The month with the highest atmospheric pressure is November (1018.6mbar).
The month with the lowest atmospheric pressure is June (1013.3mbar).
Average wind speed in December
Niagara Falls, Canada
- Average wind speed in December: 18.5km/h
The windiest month (with the highest average wind speed) is January (19.8km/h).
The calmest month (with the lowest average wind speed) is July (11.5km/h).
Average humidity in December
Niagara Falls, Canada
- Average humidity in December: 81%
The month with the highest relative humidity is February (84%).
The months with the lowest relative humidity are August and September (74%).
Average rainfall in December
Niagara Falls, Canada
- Average rainfall in December: 57mm
The wettest month (with the highest rainfall) is July (79mm).
The driest month (with the least rainfall) is September (47mm).
Average rainfall days in December
Niagara Falls, Canada
- Average rainfall days in December: 11.1 days
The month with the highest number of rainy days is May (17.6 days).
The month with the least rainy days is February (7.8 days).
Average snowfall in December
Niagara Falls, Canada
- Average snowfall in December: 94mm
The month with the highest snowfall is February (181mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Niagara Falls, Canada
- Average snowfall days in December: 13.5 days
The month with the highest number of snowfall days is January (16.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average sea temperature in December
Niagara Falls, Canada
- Average sea temperature in December: 4.9°C
The best month for swimming (with the highest average sea temperature) is August (23.2°C).
The coldest month (with the lowest average sea temperature) is February (1.7°C).
Average daylight in December /
Average sunshine in December
Niagara Falls, Canada
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in December: 2h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 2h and 42min).
Average sunshine days in December
Niagara Falls, Canada
- Average sunshine days in December: 9.1 days
The month with the most sunshine days is September (14 days).
The month with the least sunshine days is January (6.8 days).
Average UV index in December
Niagara Falls, Canada
- Average UV index in December: 1
The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Niagara Falls, Canada
- Average cloud cover in December: 69
The month with the most cloud cover is January (Cloud cover 74).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in December
Niagara Falls, Canada
- Average visibility in December: 9km
The months with the highest visibility are August and September (10km).
The months with the lowest visibility are January and February (8km).
Niagara Falls, Canada
Weather forecast for your location
2. Allow the app to use your location
