Contents
- Weather in July
- Frequently asked questions
- Average temperature in July
- Average pressure in July
- Average wind speed in July
- Average humidity in July
- Average rainfall in July
- Average rainfall days in July
- Average snowfall in July
- Average snowfall days in July
- Average daylight in July
- Average sunshine in July
- Average sunshine days in July
- Average UV index in July
- Average cloud cover in July
- Average visibility in July
July
Weather in July
Temperature
The highest temperatures are recorded in July, with averages reaching a high of 25.4°C (77.7°F) and a low of 15.3°C (59.5°F).Humidity
In Napierville, the average relative humidity in July is 80%.Rainfall
In Napierville, in July, during 14.8 rainfall days, 34mm (1.34") of precipitation is typically accumulated. In Napierville, during the entire year, the rain falls for 137 days and collects up to 329mm (12.95") of precipitation.Snowfall
In Napierville, Canada, snow does not fall in June through September.Daylight
In July, the average length of the day in Napierville, Canada, is 15h and 14min.On the first day of July, sunrise is at 5:10 am and sunset at 8:44 pm. On the last day of the month, sunrise is at 5:38 am and sunset at 8:21 pm EDT.
Sunshine
The months with the most sunshine are July and August, with an average of 10.3h of sunshine.UV index
June through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the average person.Note: An average maximum UV index of 5 in July leads to these recommendations:
Be vigilant - A duty to shield skin and eyes from injury exists. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the hottest in Napierville?
What are the temperatures in Napierville in July?
What is the average humidity in July in Napierville?
How many days does it rain in July in Napierville?
When it does not snow in Napierville?
How many hours of daylight does Napierville have in July?
When are sunrise and sunset in July in Napierville?
What is the month with the most sunshine in Napierville?
How many hours of sunshine does Napierville have in July?
When is the highest UV index in Napierville?
What is the UV index reading in July in Napierville?
Average temperature in July
Napierville, Canada
- Average high temperature in July: 25.4°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 July: 15.3°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 July
Napierville, Canada
- Average pressure in July: 1013.2mbar
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 July
Napierville, Canada
- Average wind speed in July: 10.4km/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 July
Napierville, Canada
- Average humidity in July: 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 July
Napierville, Canada
- Average rainfall in July: 34mm
The wettest month (with the highest rainfall) is August (37mm).
The driest month (with the least rainfall) is September (18mm).
Average rainfall days in July
Napierville, Canada
- Average rainfall days in July: 14.8 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 July
Napierville, Canada
- Average snowfall in July: 0mm
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 July
Napierville, Canada
- Average snowfall days in July: 0 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 July /
Average sunshine in July
Napierville, Canada
- Average daylight in July: 15h and 1min
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 July: 10h 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 July
Napierville, Canada
- Average sunshine days in July: 12.7 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 July
Napierville, Canada
- Average UV index in July: 5
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 July
Napierville, Canada
- Average cloud cover in July: 32
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 July
Napierville, Canada
- Average visibility in July: 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).
