Contents
- Weather in October
- Frequently asked questions
- Average temperature in October
- Average pressure in October
- Average wind speed in October
- Average humidity in October
- Average rainfall in October
- Average rainfall days in October
- Average snowfall in October
- Average snowfall days in October
- Average daylight in October
- Average sunshine in October
- Average sunshine days in October
- Average UV index in October
- Average cloud cover in October
- Average visibility in October
October
Weather in October
Temperature
October's arrival signals a distinct temperature shift, dropping from an agreeable 20.8°C (69.4°F) in September to a fresh 12.8°C (55°F). In the month of October, the average temperature in Napierville dips to a cold 5.6°C (42.1°F) during the night.Humidity
The average relative humidity in October is 80%.Rainfall
In Napierville, in October, during 13.2 rainfall days, 31mm (1.22") of precipitation is typically accumulated. Throughout the year, there are 137 rainfall days, and 329mm (12.95") of precipitation is accumulated.Snowfall
Months with snowfall in Napierville, Canada, are January through May, October through December. October is the first month it typically snows. Throughout October, in the average 1.2 snowfall days, it receives 2mm (0.08") of snow. Throughout the year, in Napierville, there are 72.1 snowfall days, and 390mm (15.35") of snow is accumulated.Daylight
In October, the average length of the day is 10h and 56min.On the first day of October in Napierville, sunrise is at 6:52 am and sunset at 6:33 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 5:42 pm EDT.
Sunshine
The average sunshine in October is 5.3h.UV index
In October, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV rays for average individuals.Note: In October, a daily UV index of 2 turns into the following recommendations:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Tightly woven clothing, when worn loosely, shields effectively against the Sun. 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
What is the average October temperature in Napierville?
What is the average humidity in October in Napierville?
How many days does it rain in October in Napierville?
When does it start to snow in Napierville?
What is the average length of the day in October in Napierville?
When is the sunrise / sunset in October in Napierville?
How long on average sun shines in October in Napierville?
How high is the UV index in October in Napierville?
Average temperature in October
Napierville, Canada
- Average high temperature in October: 12.8°C
The warmest month (with the highest average high temperature) is July (25.4°C).
The month with the lowest average high temperature is January (-5.3°C).
- Average low temperature in October: 5.6°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 (-12.4°C).
Average pressure in October
Napierville, Canada
- Average pressure in October: 1015.6mbar
The month with the highest atmospheric pressure is November (1017.9mbar).
The month with the lowest atmospheric pressure is June (1012.5mbar).
Average wind speed in October
Napierville, Canada
- Average wind speed in October: 12.3km/h
The windiest month (with the highest average wind speed) is April (13.9km/h).
The calmest months (with the lowest average wind speed) are July and August (10.4km/h).
Average humidity in October
Napierville, Canada
- Average humidity in October: 80%
The months with the highest relative humidity are January and February (90%).
The month with the lowest relative humidity is April (75%).
Average rainfall in October
Napierville, Canada
- Average rainfall in October: 31mm
The wettest month (with the highest rainfall) is August (37mm).
The driest month (with the least rainfall) is September (18mm).
Average rainfall days in October
Napierville, Canada
- Average rainfall days in October: 13.2 days
The month with the highest number of rainy days is June (16.6 days).
The month with the least rainy days is February (6.3 days).
Average snowfall in October
Napierville, Canada
- Average snowfall in October: 2mm
The month with the highest snowfall is January (93mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in October
Napierville, Canada
- Average snowfall days in October: 1.2 days
The month with the highest number of snowfall days is February (17.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Napierville, Canada
- Average daylight in October: 10h and 5min
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 October: 5h and 2min
The months with the most sunshine are July and August (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 2h and 54min).
Average sunshine days in October
Napierville, Canada
- Average sunshine days in October: 15.5 days
The month with the most sunshine days is November (17.3 days).
The month with the least sunshine days is February (10.3 days).
Average UV index in October
Napierville, Canada
- Average UV index in October: 2
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in October
Napierville, Canada
- Average cloud cover in October: 49
The month with the most cloud cover is February (Cloud cover 70).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in October
Napierville, Canada
- Average visibility in October: 9km
The months with the highest visibility are April, May, June, July, August, September, October and November (9km).
The month with the lowest visibility is January (7km).
