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
September's arrival brings an average high-temperature of a moderate 15.2°C (59.4°F), demonstrating subtle variation from the preceding month. Mount Pearl, in September, logs an average low-temperature of 11°C (51.8°F), a subtle step down from daytime readings.Humidity
September through December, with an average relative humidity of 82%, are the least humid months in Mount Pearl.Rainfall
In Mount Pearl, during September, the rain falls for 13.6 days and regularly aggregates up to 53mm (2.09") of precipitation. Throughout the year, there are 160.6 rainfall days, and 791mm (31.14") of precipitation is accumulated.Snowfall
June through October are months without snowfall.Daylight
In Mount Pearl, Canada, the average length of the day in September is 12h and 34min.On the first day of the month, sunrise is at 6:20 am and sunset at 7:41 pm. On the last day of September, sunrise is at 6:59 am and sunset at 6:42 pm NDT.
Sunshine
In Mount Pearl, the average sunshine in September is 7.6h.UV index
In September, the average daily maximum UV index in Mount Pearl, Canada, is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for average individuals.Note: The average daily UV index of 3 in September transforms into the following instructions:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Frequently asked questions
What are the temperatures in Mount Pearl in September?
What is the least humid month in Mount Pearl?
What is the average humidity in September in Mount Pearl?
How many days does it rain in September in Mount Pearl?
When it does not snow in Mount Pearl?
What is the average length of the day in September in Mount Pearl?
When are sunrise and sunset in September in Mount Pearl?
How long on average sun shines in September in Mount Pearl?
How high is the UV index in September in Mount Pearl?
Average temperature in September
Mount Pearl, Canada
- Average high temperature in September: 15.2°C
The warmest month (with the highest average high temperature) is August (18°C).
The month with the lowest average high temperature is February (-0.8°C).
- Average low temperature in September: 11°C
The month with the highest average low temperature is August (13.8°C).
The coldest month (with the lowest average low temperature) is February (-4.8°C).
Average pressure in September
Mount Pearl, Canada
- Average pressure in September: 1015.6mbar
The month with the highest atmospheric pressure is September (1015.6mbar).
The month with the lowest atmospheric pressure is February (1008.4mbar).
Average wind speed in September
Mount Pearl, Canada
- Average wind speed in September: 23.1km/h
The windiest month (with the highest average wind speed) is February (30.5km/h).
The calmest month (with the lowest average wind speed) is June (19.9km/h).
Average humidity in September
Mount Pearl, Canada
- Average humidity in September: 82%
The months with the highest relative humidity are June and July (86%).
The months with the lowest relative humidity are September, October, November and December (82%).
Average rainfall in September
Mount Pearl, Canada
- Average rainfall in September: 53mm
The wettest month (with the highest rainfall) is January (91mm).
The driest month (with the least rainfall) is August (47mm).
Average rainfall days in September
Mount Pearl, Canada
- Average rainfall days in September: 13.6 days
The month with the highest number of rainy days is October (17.1 days).
The month with the least rainy days is February (8 days).
Average snowfall in September
Mount Pearl, Canada
- Average snowfall in September: 0mm
The month with the highest snowfall is January (110mm).
The months with the least snowfall are June, July, August, September and October (0mm).
Average snowfall days in September
Mount Pearl, Canada
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (11.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Mount Pearl, Canada
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in September: 7h and 4min
The month with the most sunshine is August (Average sunshine: 8h and 6min).
The month with the least sunshine is February (Average sunshine: 2h and 54min).
Average sunshine days in September
Mount Pearl, Canada
- Average sunshine days in September: 12.8 days
The month with the most sunshine days is August (13.7 days).
The month with the least sunshine days is February (6.8 days).
Average UV index in September
Mount Pearl, Canada
- Average UV index in September: 3
The months with the highest UV index are June, July and August (UV index 4).
The months with the lowest UV index are January, February, March, April, November and December (UV index 1).
Average cloud cover in September
Mount Pearl, Canada
- Average cloud cover in September: 47
The months with the most cloud cover are January and February (Cloud cover 70).
The months with the least cloud cover are August and September (Cloud cover 47).
Average visibility in September
Mount Pearl, Canada
- Average visibility in September: 9km
The months with the highest visibility are April, May, June, July, August, September, October and November (9km).
The months with the lowest visibility are January, February, March and December (8km).
Mount Pearl, Canada
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