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
The commencement of September includes a gentle temperature shift, with the average high-temperature dropping a bit from 17.4°C (63.3°F) in August to a still refreshing 13°C (55.4°F). September witnesses an average nighttime temperature of 7.6°C (45.7°F) in Harbour Deep.Humidity
With an average relative humidity of 80%, September is the least humid month.Rainfall
In Harbour Deep, during September, the rain falls for 13.9 days and regularly aggregates up to 61mm (2.4") of precipitation. Throughout the year, in Harbour Deep, there are 128.3 rainfall days, and 685mm (26.97") of precipitation is accumulated.Snowfall
July through September are months without snowfall.Daylight
In September, the average length of the day is 12h and 37min.On the first day of September in Harbour Deep, Canada, sunrise is at 6:31 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 6:55 pm NDT.
Sunshine
In Harbour Deep, the average sunshine in September is 6.9h.UV index
In Harbour Deep, the average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for average individuals.Note: An average UV index of 3 in September transforms into this advice:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Harbour Deep?
What is the least humid month in Harbour Deep?
What is the average humidity in September in Harbour Deep?
How many days does it rain in September in Harbour Deep?
When it does not snow in Harbour Deep?
Does it snow in Harbour Deep in September?
What is the average length of the day in September in Harbour Deep?
When is the sunrise / sunset in September in Harbour Deep?
How many hours of sunshine does Harbour Deep have in September?
What is the UV index intensity in September in Harbour Deep?
Average temperature in September
Harbour Deep, Canada
- Average high temperature in September: 13°C
The warmest month (with the highest average high temperature) is August (17.4°C).
The month with the lowest average high temperature is February (-6°C).
- Average low temperature in September: 7.6°C
The month with the highest average low temperature is August (11.6°C).
The coldest month (with the lowest average low temperature) is February (-12.8°C).
Average pressure in September
Harbour Deep, Canada
- Average pressure in September: 1012.8mbar
The month with the highest atmospheric pressure is May (1014.3mbar).
The month with the lowest atmospheric pressure is January (1006.2mbar).
Average wind speed in September
Harbour Deep, Canada
- Average wind speed in September: 19.7km/h
The windiest month (with the highest average wind speed) is December (22.8km/h).
The calmest month (with the lowest average wind speed) is July (16.1km/h).
Average humidity in September
Harbour Deep, Canada
- Average humidity in September: 80%
The months with the highest relative humidity are February and March (90%).
The month with the lowest relative humidity is September (80%).
Average rainfall in September
Harbour Deep, Canada
- Average rainfall in September: 61mm
The wettest month (with the highest rainfall) is November (81mm).
The driest months (with the least rainfall) are March and July (46mm).
Average rainfall days in September
Harbour Deep, Canada
- Average rainfall days in September: 13.9 days
The month with the highest number of rainy days is July (16.7 days).
The month with the least rainy days is February (3.7 days).
Average snowfall in September
Harbour Deep, Canada
- Average snowfall in September: 0mm
The month with the highest snowfall is April (131mm).
The months with the least snowfall are July, August and September (0mm).
Average snowfall days in September
Harbour Deep, Canada
- Average snowfall days in September: 0.2 days
The month with the highest number of snowfall days is January (12.9 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in September /
Average sunshine in September
Harbour Deep, Canada
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 6min).
- Average sunshine in September: 6h and 5min
The month with the most sunshine is August (Average sunshine: 7h and 30min).
The month with the least sunshine is February (Average sunshine: 3h and 0min).
Average sunshine days in September
Harbour Deep, Canada
- Average sunshine days in September: 13.6 days
The month with the most sunshine days is December (14.5 days).
The month with the least sunshine days is May (10.8 days).
Average UV index in September
Harbour Deep, Canada
- Average UV index in September: 3
The month with the highest UV index is July (UV index 4).
The months with the lowest UV index are January, February, March and April (UV index 1).
Average cloud cover in September
Harbour Deep, Canada
- Average cloud cover in September: 51
The month with the most cloud cover is March (Cloud cover 71).
The months with the least cloud cover are August and September (Cloud cover 51).
Average visibility in September
Harbour Deep, Canada
- Average visibility in September: 9km
The months with the highest visibility are June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April and May (8km).
