September weather forecastMount Uniacke, Canada
September
Weather in September
The first month of the autumn, September, is still a refreshing month in Mount Uniacke, Canada, with temperature in the range of an average high of 18.9°C (66°F) and an average low of 13.2°C (55.8°F).Temperature
September ushers in a minor alteration in Mount Uniacke's climate, with the average high-temperature moving from August's agreeable 21.9°C (71.4°F) to a comfortable 18.9°C (66°F). Mount Uniacke observes an average nighttime temperature of 13.2°C (55.8°F) during September.Humidity
The average relative humidity in September is 80%.Rainfall
In Mount Uniacke, during September, the rain falls for 10.2 days and regularly aggregates up to 47mm (1.85") of precipitation. Throughout the year, there are 148.3 rainfall days, and 861mm (33.9") of precipitation is accumulated.Snowfall
In Mount Uniacke, snow does not fall in June through October.Daylight
In Mount Uniacke, the average length of the day in September is 12h and 31min.On the first day of September in Mount Uniacke, sunrise is at 6:38 am and sunset at 7:51 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 6:57 pm ADT.
Sunshine
The average sunshine in September is 8.4h.UV index
In Mount Uniacke, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for average individuals.Note: The maximum daily UV index of 4 in September converts into the following recommendations:
Be vigilant - A duty to shield skin and eyes from injury exists. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Mount Uniacke, Canada
- Average high temperature in September: 18.9°C
The warmest month (with the highest average high temperature) is August (21.9°C).
The month with the lowest average high temperature is February (-0.1°C).
- Average low temperature in September: 13.2°C
The month with the highest average low temperature is August (16.1°C).
The coldest months (with the lowest average low temperature) are January and February (-5.5°C).
Average pressure in September
Mount Uniacke, Canada
- Average pressure in September: 1017.1mbar
The month with the highest atmospheric pressure is September (1017.1mbar).
The month with the lowest atmospheric pressure is February (1012.4mbar).
Average wind speed in September
Mount Uniacke, Canada
- Average wind speed in September: 16.6km/h
The windiest month (with the highest average wind speed) is January (21.3km/h).
The calmest month (with the lowest average wind speed) is July (14km/h).
Average humidity in September
Mount Uniacke, Canada
- Average humidity in September: 80%
The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is October (79%).
Average rainfall in September
Mount Uniacke, Canada
- Average rainfall in September: 47mm
The wettest month (with the highest rainfall) is December (98mm).
The driest month (with the least rainfall) is July (38mm).
Average rainfall days in September
Mount Uniacke, Canada
- Average rainfall days in September: 10.2 days
The month with the highest number of rainy days is April (14.8 days).
The month with the least rainy days is February (8.8 days).
Average snowfall in September
Mount Uniacke, Canada
- Average snowfall in September: 0mm
The month with the highest snowfall is January (113mm).
The months with the least snowfall are June, July, August, September and October (0mm).
Average snowfall days in September
Mount Uniacke, Canada
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (12.5 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 Uniacke, Canada
- Average daylight in September: 12h and 30min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in September: 8h and 24min
The month with the most sunshine is August (Average sunshine: 9h and 24min).
The month with the least sunshine is February (Average sunshine: 3h and 18min).
Average sunshine days in September
Mount Uniacke, Canada
- Average sunshine days in September: 17.5 days
The month with the most sunshine days is September (17.5 days).
The month with the least sunshine days is February (9.8 days).
Average UV index in September
Mount Uniacke, Canada
- Average UV index in September: 4
The months with the highest UV index are July and August (UV index 5).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in September
Mount Uniacke, Canada
- Average cloud cover in September: 37
The month with the most cloud cover is February (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in September
Mount Uniacke, Canada
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
