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
The move into September indicates a slight reduction in the average high-temperature, down from August's pleasant 20.9°C (69.6°F) to an enjoyable 17.2°C (63°F). Alberta experiences a steady nighttime temperature of 12.2°C (54°F) throughout the month of September.Humidity
The average relative humidity in September is 78%.Rainfall
In Alberta, in September, it is raining for 4.5 days, with typically 6mm (0.24") of accumulated precipitation. In Alberta, Sweden, during the entire year, the rain falls for 63 days and collects up to 80mm (3.15") of precipitation.Snowfall
In Alberta, snow does not fall in April through October.Daylight
In September, the average length of the day is 12h and 44min.On the first day of September, sunrise is at 06:12 and sunset at 20:00. On the last day of the month, sunrise is at 07:08 and sunset at 18:44 CEST.
Sunshine
In Alberta, the average sunshine in September is 8h.UV index
The average daily maximum UV index in September in Alberta is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: The daily high UV index of 4 in September translates into this advice:
Prioritize safety - Suggestions to prevent sun damage are offered. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Alberta?
What is the average humidity in September in Alberta?
How much does it rain in Alberta in September?
When it does not snow in Alberta?
How many hours of daylight does Alberta have in September?
When are sunrise and sunset in September in Alberta?
How long on average sun shines in September in Alberta?
What is the UV index intensity in September in Alberta?
Average temperature in September
Alberta, Sweden
- Average high temperature in September: 17.2°C
The warmest month (with the highest average high temperature) is July (21°C).
The month with the lowest average high temperature is January (2.3°C).
- Average low temperature in September: 12.2°C
The month with the highest average low temperature is August (14.8°C).
The coldest month (with the lowest average low temperature) is February (-0.4°C).
Average pressure in September
Alberta, Sweden
- Average pressure in September: 1015.4mbar
The month with the highest atmospheric pressure is April (1015.6mbar).
The month with the lowest atmospheric pressure is December (1011.3mbar).
Average wind speed in September
Alberta, Sweden
- Average wind speed in September: 16.7km/h
The windiest month (with the highest average wind speed) is December (19.8km/h).
The calmest month (with the lowest average wind speed) is July (14.6km/h).
Average humidity in September
Alberta, Sweden
- Average humidity in September: 78%
The months with the highest relative humidity are January, February, November and December (87%).
The month with the lowest relative humidity is May (73%).
Average rainfall in September
Alberta, Sweden
- Average rainfall in September: 6mm
The wettest month (with the highest rainfall) is July (9mm).
The driest month (with the least rainfall) is April (2mm).
Average rainfall days in September
Alberta, Sweden
- Average rainfall days in September: 4.5 days
The month with the highest number of rainy days is July (7.5 days).
The month with the least rainy days is April (4.2 days).
Average snowfall in September
Alberta, Sweden
- Average snowfall in September: 0mm
The month with the highest snowfall is February (5mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Alberta, Sweden
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (5.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Alberta, Sweden
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 17h and 24min).
The month with the shortest days is December (Average daylight: 7h and 12min).
- Average sunshine in September: 8h and 0min
The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is December (Average sunshine: 2h and 48min).
Average sunshine days in September
Alberta, Sweden
- Average sunshine days in September: 24 days
The month with the most sunshine days is March (24.5 days).
The month with the least sunshine days is February (19.8 days).
Average UV index in September
Alberta, Sweden
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in September
Alberta, Sweden
- Average cloud cover in September: 45
The month with the most cloud cover is December (Cloud cover 72).
The month with the least cloud cover is August (Cloud cover 37).
Average visibility in September
Alberta, Sweden
- Average visibility in September: 10km
The months with the highest visibility are April, May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February, March, November and December (9km).
