Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall in January
- Average snowfall days in January
- Average sea temperature in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
January tends to be the coldest month, with temperatures averaging a daily high of -1.4°C (29.5°F) and a low of -6.1°C (21°F).Humidity
The months with the highest humidity are January and February, with an average relative humidity of 83%.Rainfall
In Saint Catharines, during January, the rain falls for 10.3 days and regularly aggregates up to 56mm (2.2") of precipitation. In Saint Catharines, during the entire year, the rain falls for 177.2 days and collects up to 786mm (30.94") of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Saint Catharines, in January, during 13.4 snowfall days, 83mm (3.27") of snow is typically accumulated. Throughout the year, in Saint Catharines, Canada, there are 58.5 snowfall days, and 403mm (15.87") of snow is accumulated.Sea temperature
In Saint Catharines, in January, the average water temperature is 2.6°C (36.7°F).Note: When swimming, this condition is immediately life-threatening. Loss of control over breathing occurs instantly, impairing clear thought. It is vital to wear a specialized swimsuit to prevent thermal loss.
Daylight
In Saint Catharines, the average length of the day in January is 9h and 26min.On the first day of January in Saint Catharines, sunrise is at 7:48 am and sunset at 4:52 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 5:27 pm EST.
Sunshine
The month with the least sunshine is January, with an average of 2.8h of sunshine.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for the average person.Note: The maximum daily UV index of 1 in January converts into the following recommendations:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Frequently asked questions
What part of the year is the coldest in Saint Catharines?
How cold is it in Saint Catharines in January?
What is the most humid month in Saint Catharines?
What is the average humidity in January in Saint Catharines?
How much does it rain in Saint Catharines in January?
How many days does it snow in January in Saint Catharines?
How cold is the water in January in Saint Catharines?
How many hours of daylight does Saint Catharines have in January?
What time are sunrise and sunset in January in Saint Catharines?
What is the month with the least sunshine in Saint Catharines?
How many hours of sunshine does Saint Catharines have in January?
When is the lowest UV index in Saint Catharines?
How high is the UV index in January in Saint Catharines?
Average temperature in January
Saint Catharines, Canada
- Average high temperature in January: -1.4°C
The warmest month (with the highest average high temperature) is July (24.8°C).
The month with the lowest average high temperature is January (-1.4°C).
- Average low temperature in January: -6.1°C
The month with the highest average low temperature is July (18.6°C).
The coldest month (with the lowest average low temperature) is January (-6.1°C).
Average pressure in January
Saint Catharines, Canada
- Average pressure in January: 1017.4mbar
The month with the highest atmospheric pressure is November (1018.5mbar).
The month with the lowest atmospheric pressure is June (1013.3mbar).
Average wind speed in January
Saint Catharines, Canada
- Average wind speed in January: 21km/h
The windiest month (with the highest average wind speed) is January (21km/h).
The calmest month (with the lowest average wind speed) is July (12.1km/h).
Average humidity in January
Saint Catharines, Canada
- Average humidity in January: 83%
The months with the highest relative humidity are January and February (83%).
The month with the lowest relative humidity is September (74%).
Average rainfall in January
Saint Catharines, Canada
- Average rainfall in January: 56mm
The wettest month (with the highest rainfall) is July (80mm).
The driest months (with the least rainfall) are September and November (55mm).
Average rainfall days in January
Saint Catharines, Canada
- Average rainfall days in January: 10.3 days
The month with the highest number of rainy days is October (18.9 days).
The month with the least rainy days is February (8.8 days).
Average snowfall in January
Saint Catharines, Canada
- Average snowfall in January: 83mm
The month with the highest snowfall is February (127mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in January
Saint Catharines, Canada
- Average snowfall days in January: 13.4 days
The month with the highest number of snowfall days is February (14.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average sea temperature in January
Saint Catharines, Canada
- Average sea temperature in January: 2.6°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 January /
Average sunshine in January
Saint Catharines, Canada
- Average daylight in January: 9h and 2min
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 January: 2h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).
Average sunshine days in January
Saint Catharines, Canada
- Average sunshine days in January: 7.5 days
The month with the most sunshine days is September (13 days).
The month with the least sunshine days is January (7.5 days).
Average UV index in January
Saint Catharines, Canada
- Average UV index in January: 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 January
Saint Catharines, Canada
- Average cloud cover in January: 71
The month with the most cloud cover is January (Cloud cover 71).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in January
Saint Catharines, Canada
- Average visibility in January: 8km
The months with the highest visibility are June, July, August and September (10km).
The months with the lowest visibility are January and February (8km).
Saint Catharines, Canada
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