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
Weather in September
Temperature
The shift from August to September includes a small decrease in the average high-temperature, from a pleasant 20°C (68°F) to a refreshing 16.2°C (61.2°F). Port Mellon records an average low of 9.4°C (48.9°F) throughout the nights in September.Humidity
In September, the average relative humidity is 80%.Rainfall
In Port Mellon, in September, it is raining for 16.4 days, with typically 91mm (3.58") of accumulated precipitation. Throughout the year, in Port Mellon, there are 165.5 rainfall days, and 1505mm (59.25") of precipitation is accumulated.Snowfall
In Port Mellon, Canada, snow does not fall in June through September.Daylight
In Port Mellon, the average length of the day in September is 12h and 35min.On the first day of September in Port Mellon, sunrise is at 6:31 am and sunset at 7:56 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 6:53 pm PDT.
Sunshine
In September, the average sunshine is 8.3h.UV index
The average daily maximum UV index in September in Port Mellon is 3. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum daily UV index of 3 in September converts into the following recommendations:
Undertake protective steps - Preventing sun damage is advised. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
Frequently asked questions
What is the temperature in September in Port Mellon?
What is the average humidity in September in Port Mellon?
How many days does it rain in September in Port Mellon?
When it does not snow in Port Mellon?
Does it snow in Port Mellon in September?
How many hours of daylight does Port Mellon have in September?
What time are sunrise and sunset in September in Port Mellon?
How many hours of sunshine does Port Mellon have in September?
How high is the UV index in September in Port Mellon?
Average temperature in September
Port Mellon, Canada
- Average high temperature in September: 16.2°C
The warmest month (with the highest average high temperature) is August (20°C).
The month with the lowest average high temperature is December (3.4°C).
- Average low temperature in September: 9.4°C
The month with the highest average low temperature is August (11.6°C).
The coldest month (with the lowest average low temperature) is December (-0.4°C).
Average pressure in September
Port Mellon, Canada
- Average pressure in September: 1016.1mbar
The month with the highest atmospheric pressure is January (1018mbar).
The month with the lowest atmospheric pressure is March (1015.6mbar).
Average wind speed in September
Port Mellon, Canada
- Average wind speed in September: 6.5km/h
The windiest month (with the highest average wind speed) is March (9km/h).
The calmest month (with the lowest average wind speed) is August (5.7km/h).
Average humidity in September
Port Mellon, Canada
- Average humidity in September: 80%
The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is July (75%).
Average rainfall in September
Port Mellon, Canada
- Average rainfall in September: 91mm
The wettest month (with the highest rainfall) is November (234mm).
The driest month (with the least rainfall) is July (37mm).
Average rainfall days in September
Port Mellon, Canada
- Average rainfall days in September: 16.4 days
The month with the highest number of rainy days is April (18.2 days).
The month with the least rainy days is February (7.9 days).
Average snowfall in September
Port Mellon, Canada
- Average snowfall in September: 0mm
The month with the highest snowfall is December (710mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Port Mellon, Canada
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is March (15.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Port Mellon, Canada
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 12min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The months with the least sunshine are January and December (Average sunshine: 3h and 36min).
Average sunshine days in September
Port Mellon, Canada
- Average sunshine days in September: 12.5 days
The month with the most sunshine days is August (17.4 days).
The month with the least sunshine days is April (7.8 days).
Average UV index in September
Port Mellon, Canada
- Average UV index in September: 3
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January and February (UV index 1).
Average cloud cover in September
Port Mellon, Canada
- Average cloud cover in September: 39
The months with the most cloud cover are January and December (Cloud cover 62).
The months with the least cloud cover are July and August (Cloud cover 29).
Average visibility in September
Port Mellon, Canada
- Average visibility in September: 9km
The months with the highest visibility are April, May, June, July, August, September and October (9km).
The month with the lowest visibility is January (7km).
Port Mellon, Canada
Weather forecast for your location
2. Allow the app to use your location
