Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
September
Weather in September
Temperature
September is characterized by a slight reduction in average high-temperature, easing from a moderately hot 23.7°C (74.7°F) in August to a refreshing 19°C (66.2°F). During September, the nighttime temperature in River Hebert, Canada, averages to a fresh 10.6°C (51.1°F).Humidity
In River Hebert, the average relative humidity in September is 81%.Rainfall
In River Hebert, in September, during 13.4 rainfall days, 59mm (2.32") of precipitation is typically accumulated. In River Hebert, during the entire year, the rain falls for 151.5 days and collects up to 810mm (31.89") of precipitation.Snowfall
In River Hebert, snow does not fall in June through September.Daylight
In September, the average length of the day is 12h and 31min.On the first day of the month, sunrise is at 6:39 am and sunset at 7:55 pm. On the last day of September, in River Hebert, sunrise is at 7:15 am and sunset at 6:59 pm ADT.
Sunshine
In River Hebert, the average sunshine in September is 7.6h.UV index
The average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for average individuals.Note: The maximum daily UV index of 4 during September translates into the following directions:
Ensure safety - Recommendations to avert sunburn are presented. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in River Hebert in September?
What is the average humidity in September in River Hebert?
How many days does it rain in September in River Hebert?
When it does not snow in River Hebert?
Does it snow in River Hebert in September?
What is the average length of the day in September in River Hebert?
What time are sunrise and sunset in September in River Hebert?
How long on average sun shines in September in River Hebert?
How high is the UV index in September in River Hebert?
Average temperature in September
River Hebert, Canada
- Average high temperature in September: 19°C
The warmest month (with the highest average high temperature) is August (23.7°C).
The month with the lowest average high temperature is January (-2.8°C).
- Average low temperature in September: 10.6°C
The month with the highest average low temperature is July (13.9°C).
The coldest months (with the lowest average low temperature) are January and February (-9.8°C).
Average pressure in September
River Hebert, Canada
- Average pressure in September: 1016.7mbar
The month with the highest atmospheric pressure is September (1016.7mbar).
The month with the lowest atmospheric pressure is February (1012.4mbar).
Average wind speed in September
River Hebert, Canada
- Average wind speed in September: 12.1km/h
The windiest month (with the highest average wind speed) is January (14.8km/h).
The calmest month (with the lowest average wind speed) is August (11.1km/h).
Average humidity in September
River Hebert, Canada
- Average humidity in September: 81%
The month with the highest relative humidity is February (90%).
The month with the lowest relative humidity is May (79%).
Average rainfall in September
River Hebert, Canada
- Average rainfall in September: 59mm
The wettest month (with the highest rainfall) is November (95mm).
The driest month (with the least rainfall) is March (46mm).
Average rainfall days in September
River Hebert, Canada
- Average rainfall days in September: 13.4 days
The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is February (5.7 days).
Average snowfall in September
River Hebert, Canada
- Average snowfall in September: 0mm
The month with the highest snowfall is February (224mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
River Hebert, Canada
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (16.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
River Hebert, Canada
- Average daylight in September: 12h and 3min
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 September: 7h and 4min
The month with the most sunshine is August (Average sunshine: 8h and 36min).
The month with the least sunshine is February (Average sunshine: 2h and 48min).
Average sunshine days in September
River Hebert, Canada
- Average sunshine days in September: 14.2 days
The month with the most sunshine days is September (14.2 days).
The month with the least sunshine days is February (10.7 days).
Average UV index in September
River Hebert, Canada
- Average UV index in September: 4
The months with the highest UV index are July and August (UV index 5).
The months with the lowest UV index are February and December (UV index 1).
Average cloud cover in September
River Hebert, Canada
- Average cloud cover in September: 44
The month with the most cloud cover is February (Cloud cover 72).
The month with the least cloud cover is August (Cloud cover 42).
Average visibility in September
River Hebert, Canada
- Average visibility in September: 8km
The month with the highest visibility is October (9km).
The months with the lowest visibility are January, February and March (7km).
