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 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
January
Weather in January
Temperature
Temperature records mark January as the coldest month, with highs averaging -4.4°C (24.1°F) and lows at -11.8°C (10.8°F).Humidity
January and February, with an average relative humidity of 89%, are the most humid months.Rainfall
In Perth, during January, the rain falls for 5 days and regularly aggregates up to 45mm (1.77") of precipitation. Throughout the year, in Perth, Canada, there are 141.7 rainfall days, and 669mm (26.34") of precipitation is accumulated.Snowfall
Months with snowfall in Perth, Canada, are January through May, October through December. In January, it is snowing for 13.3 days. Throughout January, 134mm (5.28") of snow is accumulated. In Perth, Canada, during the entire year, snow falls for 56.1 days and aggregates up to 622mm (24.49") of snow.Daylight
The average length of the day in January in Perth is 9h and 15min.On the first day of January, sunrise is at 7:42 am and sunset at 4:34 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 5:10 pm EST.
Sunshine
In Perth, the average sunshine in January is 3h.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the average person.Note: An average UV index of 1 in January transforms into this advice:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Enhance your sun protection with tightly woven, yet airy clothing. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the coldest in Perth?
How cold is it in Perth in January?
What are the most humid months in Perth?
What is the average humidity in January in Perth?
How much does it rain in Perth in January?
How much does it snow in Perth in January?
How many hours of daylight does Perth have in January?
When is the sunrise / sunset in January in Perth?
How long on average sun shines in January in Perth?
When is the lowest UV index in Perth?
What is the UV index intensity in January in Perth?
Average temperature in January
Perth, Canada
- Average high temperature in January: -4.4°C
The warmest month (with the highest average high temperature) is July (25.1°C).
The month with the lowest average high temperature is January (-4.4°C).
- Average low temperature in January: -11.8°C
The month with the highest average low temperature is July (15.3°C).
The coldest month (with the lowest average low temperature) is January (-11.8°C).
Average pressure in January
Perth, Canada
- Average pressure in January: 1016.8mbar
The month with the highest atmospheric pressure is November (1018.2mbar).
The month with the lowest atmospheric pressure is June (1012.7mbar).
Average wind speed in January
Perth, Canada
- Average wind speed in January: 14.6km/h
The windiest month (with the highest average wind speed) is February (14.9km/h).
The calmest months (with the lowest average wind speed) are July and August (10.6km/h).
Average humidity in January
Perth, Canada
- Average humidity in January: 89%
The months with the highest relative humidity are January and February (89%).
The month with the lowest relative humidity is April (77%).
Average rainfall in January
Perth, Canada
- Average rainfall in January: 45mm
The wettest month (with the highest rainfall) is August (70mm).
The driest months (with the least rainfall) are March and November (43mm).
Average rainfall days in January
Perth, Canada
- Average rainfall days in January: 5 days
The month with the highest number of rainy days is July (17.1 days).
The month with the least rainy days is January (5 days).
Average snowfall in January
Perth, Canada
- Average snowfall in January: 134mm
The month with the highest snowfall is February (157mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in January
Perth, Canada
- Average snowfall days in January: 13.3 days
The months with the highest number of snowfall days are January and February (13.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Perth, Canada
- Average daylight in January: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in January: 3h and 0min
The months with the most sunshine are July and August (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 2h and 42min).
Average sunshine days in January
Perth, Canada
- Average sunshine days in January: 15.3 days
The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is July (11.1 days).
Average UV index in January
Perth, 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 and December (UV index 1).
Average cloud cover in January
Perth, Canada
- Average cloud cover in January: 70
The month with the most cloud cover is February (Cloud cover 71).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility in January
Perth, Canada
- Average visibility in January: 8km
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, February, March and December (8km).
