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
In Groundbirch, the beginning of September is marked by a lowered average high-temperature, shifting from August's pleasant 20.3°C (68.5°F) to a moderate 14.3°C (57.7°F). Groundbirch, in September, observes a steady average low-temperature of 3.6°C (38.5°F).Humidity
In Groundbirch, the average relative humidity in September is 73%.Rainfall
In September, the rain falls for 11.5 days. Throughout September, 35mm (1.38") of precipitation is accumulated. In Groundbirch, during the entire year, the rain falls for 108.5 days and collects up to 439mm (17.28") of precipitation.Snowfall
Months with snowfall are January through June, September through December. September is the first month it typically snows. Throughout September, in the average 1.5 snowfall days, it receives 24mm (0.94") of snow. Throughout the year, there are 102.4 snowfall days, and 1449mm (57.05") of snow is accumulated.Daylight
In September, the average length of the day is 12h and 43min.On the first day of September, sunrise is at 6:10 am and sunset at 7:56 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 6:40 pm MST.
Sunshine
In Groundbirch, Canada, the average sunshine in September is 8h.UV index
In September, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for the average person.Note: A daily maximum UV index of 2 in September translates into the following instructions:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature?
What is the average humidity in September?
How many days does it rain in September?
When does it start snowing?
What is the average length of the day in September?
What time are sunrise and sunset in September?
How long on average sun shines in September?
What is the UV index reading in September?
Average temperature in September
Groundbirch, Canada
- Average high temperature in September: 14.3°C
The warmest month (with the highest average high temperature) is July (21.2°C).
The month with the lowest average high temperature is December (-7.9°C).
- Average low temperature in September: 3.6°C
The month with the highest average low temperature is July (7.8°C).
The coldest month (with the lowest average low temperature) is December (-14.8°C).
Average pressure in September
Groundbirch, Canada
- Average pressure in September: 1013.4mbar
The month with the highest atmospheric pressure is February (1019.3mbar).
The month with the lowest atmospheric pressure is June (1011.2mbar).
Average wind speed in September
Groundbirch, Canada
- Average wind speed in September: 9.5km/h
The windiest month (with the highest average wind speed) is September (9.5km/h).
The calmest month (with the lowest average wind speed) is March (8.1km/h).
Average humidity in September
Groundbirch, Canada
- Average humidity in September: 73%
The month with the highest relative humidity is January (94%).
The month with the lowest relative humidity is June (63%).
Average rainfall in September
Groundbirch, Canada
- Average rainfall in September: 35mm
The wettest month (with the highest rainfall) is June (64mm).
The driest month (with the least rainfall) is February (18mm).
Average rainfall days in September
Groundbirch, Canada
- Average rainfall days in September: 11.5 days
The month with the highest number of rainy days is June (14.4 days).
The month with the least rainy days is February (3.8 days).
Average snowfall in September
Groundbirch, Canada
- Average snowfall in September: 24mm
The month with the highest snowfall is November (253mm).
The months with the least snowfall are July and August (0mm).
Average snowfall days in September
Groundbirch, Canada
- Average snowfall days in September: 1.5 days
The month with the highest number of snowfall days is March (17.8 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in September /
Average sunshine in September
Groundbirch, Canada
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 17h and 30min).
The month with the shortest days is December (Average daylight: 7h and 6min).
- Average sunshine in September: 8h and 0min
The month with the most sunshine is July (Average sunshine: 12h and 18min).
The month with the least sunshine is January (Average sunshine: 2h and 36min).
Average sunshine days in September
Groundbirch, Canada
- Average sunshine days in September: 15.9 days
The month with the most sunshine days is August (18.5 days).
The month with the least sunshine days is April (9.6 days).
Average UV index in September
Groundbirch, Canada
- Average UV index in September: 2
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February and March (UV index 1).
Average cloud cover in September
Groundbirch, Canada
- Average cloud cover in September: 37
The month with the most cloud cover is March (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in September
Groundbirch, Canada
- Average visibility in September: 9km
The months with the highest visibility are May, June, July, August and September (9km).
The months with the lowest visibility are January, February and March (5km).
