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 brings a slight decrease in the average high-temperature, shifting from an agreeable 21.5°C (70.7°F) in August to a refreshing 16.8°C (62.2°F). In the month of September, the average low-temperature usually rests at a chilly 7.5°C (45.5°F).Humidity
The average relative humidity in September is 80%.Rainfall
In Landrienne, in September, it is raining for 14 days, with typically 51mm (2.01") of accumulated precipitation. Throughout the year, in Landrienne, there are 122.4 rainfall days, and 652mm (25.67") of precipitation is accumulated.Snowfall
January through June, September through December are months with snowfall. September is the first month it typically snows. Throughout September, in the average 0.3 snowfall days, it receives 3mm (0.12") of snow. In Landrienne, during the entire year, snow falls for 135 days and aggregates up to 1741mm (68.54") of snow.Daylight
The average length of the day in September in Landrienne is 12h and 34min.On the first day of September in Landrienne, sunrise is at 6:30 am and sunset at 7:53 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 6:52 pm EDT.
Sunshine
The average sunshine in September is 7.2h.UV index
In Landrienne, Canada, the average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for average individuals.Note: During September, 3 as the daily maximum UV index converts into the following advice:
Be vigilant - A duty to shield skin and eyes from injury exists. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Frequently asked questions
What is the usual temperature for Landrienne in September?
What is the average humidity in September in Landrienne?
How many days does it rain in September in Landrienne?
When does it start snowing in Landrienne?
How many hours of daylight does Landrienne have in September?
When are sunrise and sunset in September in Landrienne?
How long on average sun shines in September in Landrienne?
What is the UV index reading in September in Landrienne?
Average temperature in September
Landrienne, Canada
- Average high temperature in September: 16.8°C
The warmest month (with the highest average high temperature) is July (23.5°C).
The month with the lowest average high temperature is January (-10.1°C).
- Average low temperature in September: 7.5°C
The month with the highest average low temperature is July (12.3°C).
The coldest month (with the lowest average low temperature) is January (-18.3°C).
Average pressure in September
Landrienne, Canada
- Average pressure in September: 1016.2mbar
The month with the highest atmospheric pressure is March (1018.8mbar).
The month with the lowest atmospheric pressure is June (1012mbar).
Average wind speed in September
Landrienne, Canada
- Average wind speed in September: 11.1km/h
The windiest month (with the highest average wind speed) is November (12.6km/h).
The calmest month (with the lowest average wind speed) is August (10.6km/h).
Average humidity in September
Landrienne, Canada
- Average humidity in September: 80%
The month with the highest relative humidity is February (95%).
The months with the lowest relative humidity are May and June (69%).
Average rainfall in September
Landrienne, Canada
- Average rainfall in September: 51mm
The wettest month (with the highest rainfall) is October (79mm).
The driest month (with the least rainfall) is January (39mm).
Average rainfall days in September
Landrienne, Canada
- Average rainfall days in September: 14 days
The month with the highest number of rainy days is August (17.2 days).
The month with the least rainy days is February (1.3 days).
Average snowfall in September
Landrienne, Canada
- Average snowfall in September: 3mm
The month with the highest snowfall is February (304mm).
The months with the least snowfall are July and August (0mm).
Average snowfall days in September
Landrienne, Canada
- Average snowfall days in September: 0.3 days
The month with the highest number of snowfall days is December (23 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in September /
Average sunshine in September
Landrienne, Canada
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in September: 7h and 1min
The month with the most sunshine is July (Average sunshine: 9h and 18min).
The month with the least sunshine is February (Average sunshine: 0h and 54min).
Average sunshine days in September
Landrienne, Canada
- Average sunshine days in September: 13.5 days
The month with the most sunshine days is June (14.7 days).
The month with the least sunshine days is April (7.3 days).
Average UV index in September
Landrienne, Canada
- Average UV index in September: 3
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 1).
Average cloud cover in September
Landrienne, Canada
- Average cloud cover in September: 50
The month with the most cloud cover is February (Cloud cover 90).
The month with the least cloud cover is July (Cloud cover 42).
Average visibility in September
Landrienne, Canada
- Average visibility in September: 8km
The months with the highest visibility are May, June and July (9km).
The month with the lowest visibility is January (5km).
Landrienne, Canada
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