October weather forecastPerth, Canada
October
Weather in October
October, like September, is another mild autumn month in Perth, Canada, with an average temperature ranging between min 5.7°C (42.3°F) and max 13.2°C (55.8°F).Temperature
With October's arrival, Perth's weather changes as the average high-temperature falls from an agreeable 20.7°C (69.3°F) in September to a moderate 13.2°C (55.8°F). Perth throughout October, experiences an average nighttime temperature of 5.7°C (42.3°F).Humidity
In Perth, the average relative humidity in October is 80%.Rainfall
In Perth, in October, it is raining for 13.7 days, with typically 65mm (2.56") of accumulated precipitation. In Perth, during the entire year, the rain falls for 141.7 days and collects up to 669mm (26.34") of precipitation.Snowfall
January through May, October through December are months with snowfall in Perth. October is the first month it typically snows. Throughout October, in the average 0.5 snowfall days, it receives 1mm (0.04") of snow. In Perth, Canada, during the entire year, snow falls for 56.1 days and aggregates up to 622mm (24.49") of snow.Daylight
In Perth, the average length of the day in October is 10h and 57min.On the first day of October, sunrise is at 7:03 am and sunset at 6:44 pm. On the last day of the month, sunrise is at 7:42 am and sunset at 5:54 pm EDT.
Sunshine
In Perth, the average sunshine in October is 4.8h.UV index
The average daily maximum UV index in October is 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: A typical high UV index of 2 in October suggests the following recommendations:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in October
Perth, Canada
- Average high temperature in October: 13.2°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 October: 5.7°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 October
Perth, Canada
- Average pressure in October: 1015.6mbar
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 October
Perth, Canada
- Average wind speed in October: 13.4km/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 October
Perth, Canada
- Average humidity in October: 80%
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 October
Perth, Canada
- Average rainfall in October: 65mm
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 October
Perth, Canada
- Average rainfall days in October: 13.7 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 October
Perth, Canada
- Average snowfall in October: 1mm
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 October
Perth, Canada
- Average snowfall days in October: 0.5 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 October /
Average sunshine in October
Perth, Canada
- Average daylight in October: 11h and 0min
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 October: 4h and 48min
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 October
Perth, Canada
- Average sunshine days in October: 15.7 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 October
Perth, Canada
- Average UV index in October: 2
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 October
Perth, Canada
- Average cloud cover in October: 50
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 October
Perth, Canada
- Average visibility in October: 9km
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).





