January weather forecastLongueuil, Canada
January
Weather in January
January, the same as December, in Longueuil, Canada, is another subzero cold winter month, with an average temperature varying between -5.8°C (21.6°F) and -13.1°C (8.4°F).Temperature
Longueuil reaches its lowest average temperatures in January, measuring -5.8°C (21.6°F) at the peak and -13.1°C (8.4°F) at the lowest.Humidity
January and February, with an average relative humidity of 90%, are the most humid months in Longueuil.Rainfall
In Longueuil, in January, during 5 rainfall days, 67mm (2.64") of precipitation is typically accumulated. Throughout the year, there are 154.5 rainfall days, and 864mm (34.02") of precipitation is accumulated.Snowfall
Months with snowfall in Longueuil are January through May, October through December. The month with the most snowfall is January, when snow falls for 18.3 days and typically aggregates up to 293mm (11.54") of snow.Daylight
In January, the average length of the day in Longueuil is 9h and 11min.On the first day of the month, sunrise is at 7:34 am and sunset at 4:20 pm. On the last day of January, in Longueuil, sunrise is at 7:16 am and sunset at 4:58 pm EST.
Sunshine
In Longueuil, the average sunshine in January is 3h.UV index
The months with the lowest UV index in Longueuil, Canada, are January, February and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for the ordinary person.Note: In January, the maximum UV index of 1 suggests these recommendations:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Stay sun-safe with clothing that is both closely woven and worn loosely. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Longueuil, Canada
- Average high temperature in January: -5.8°C
The warmest month (with the highest average high temperature) is July (25.8°C).
The month with the lowest average high temperature is January (-5.8°C).
- Average low temperature in January: -13.1°C
The month with the highest average low temperature is July (16.3°C).
The coldest month (with the lowest average low temperature) is January (-13.1°C).
Average pressure in January
Longueuil, Canada
- Average pressure in January: 1016.4mbar
The month with the highest atmospheric pressure is November (1017.8mbar).
The month with the lowest atmospheric pressure is June (1012.4mbar).
Average wind speed in January
Longueuil, Canada
- Average wind speed in January: 13.8km/h
The windiest month (with the highest average wind speed) is April (14.3km/h).
The calmest month (with the lowest average wind speed) is August (10.9km/h).
Average humidity in January
Longueuil, Canada
- Average humidity in January: 90%
The months with the highest relative humidity are January and February (90%).
The month with the lowest relative humidity is May (73%).
Average rainfall in January
Longueuil, Canada
- Average rainfall in January: 67mm
The wettest month (with the highest rainfall) is May (85mm).
The driest month (with the least rainfall) is September (55mm).
Average rainfall days in January
Longueuil, Canada
- Average rainfall days in January: 5 days
The months with the highest number of rainy days are May and July (17.8 days).
The month with the least rainy days is January (5 days).
Average snowfall in January
Longueuil, Canada
- Average snowfall in January: 293mm
The month with the highest snowfall is January (293mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in January
Longueuil, Canada
- Average snowfall days in January: 18.3 days
The month with the highest number of snowfall days is January (18.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Longueuil, Canada
- Average daylight in January: 9h and 12min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in January: 3h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 2h and 42min).
Average sunshine days in January
Longueuil, Canada
- Average sunshine days in January: 10.5 days
The month with the most sunshine days is September (16.2 days).
The month with the least sunshine days is February (8.9 days).
Average UV index in January
Longueuil, Canada
- Average UV index in January: 1
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February and December (UV index 1).
Average cloud cover in January
Longueuil, Canada
- Average cloud cover in January: 69
The month with the most cloud cover is February (Cloud cover 71).
The month with the least cloud cover is July (Cloud cover 34).
Average visibility in January
Longueuil, Canada
- Average visibility in January: 7km
The months with the highest visibility are April, May, June, July, August, September, October and November (9km).
The months with the lowest visibility are January and February (7km).





