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 commencement of September involves a temperature shift, with the average high-temperature dropping from a pleasant 21.6°C (70.9°F) in August to an enjoyable 16.5°C (61.7°F). In September, the nighttime temperature lowers to an average of 5.8°C (42.4°F).Humidity
The average relative humidity in September is 68%.Rainfall
In Fork Lake, during September, the rain falls for 9.2 days and regularly aggregates up to 22mm (0.87") of precipitation. Throughout the year, there are 101.9 rainfall days, and 343mm (13.5") of precipitation is accumulated.Snowfall
Months with snowfall are January through May, September through December. September is the first month it typically snows in Fork Lake. Throughout September, in the average 0.8 snowfall days, it receives 10mm (0.39") of snow. In Fork Lake, Canada, during the entire year, snow falls for 79.3 days and aggregates up to 521mm (20.51") of snow.Daylight
The average length of the day in September is 12h and 41min.On the first day of the month, sunrise is at 6:35 am and sunset at 8:16 pm. On the last day of September, sunrise is at 7:28 am and sunset at 7:03 pm MDT.
Sunshine
The average sunshine in September is 8.7h.UV index
In Fork Lake, the average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for average individuals.Note: An average maximum UV index of 3 in September leads to these recommendations:
Take necessary precautions - Suggestions to elude sunburn are provided. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in September?
What is the average humidity in September?
How much 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 many hours of sunshine does Fork Lake have in September?
How high is the UV index in September?
Average temperature in September
Fork Lake, Canada
- Average high temperature in September: 16.5°C
The warmest month (with the highest average high temperature) is July (22.4°C).
The month with the lowest average high temperature is December (-9.5°C).
- Average low temperature in September: 5.8°C
The month with the highest average low temperature is July (10.7°C).
The coldest month (with the lowest average low temperature) is January (-17.2°C).
Average pressure in September
Fork Lake, Canada
- Average pressure in September: 1013.3mbar
The month with the highest atmospheric pressure is February (1021mbar).
The month with the lowest atmospheric pressure is June (1010mbar).
Average wind speed in September
Fork Lake, Canada
- Average wind speed in September: 11.4km/h
The windiest month (with the highest average wind speed) is April (11.9km/h).
The calmest month (with the lowest average wind speed) is February (10.3km/h).
Average humidity in September
Fork Lake, Canada
- Average humidity in September: 68%
The months with the highest relative humidity are January and February (93%).
The month with the lowest relative humidity is May (60%).
Average rainfall in September
Fork Lake, Canada
- Average rainfall in September: 22mm
The wettest month (with the highest rainfall) is June (91mm).
The driest month (with the least rainfall) is December (5mm).
Average rainfall days in September
Fork Lake, Canada
- Average rainfall days in September: 9.2 days
The month with the highest number of rainy days is June (19.5 days).
The month with the least rainy days is February (0.8 days).
Average snowfall in September
Fork Lake, Canada
- Average snowfall in September: 10mm
The month with the highest snowfall is April (112mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days in September
Fork Lake, Canada
- Average snowfall days in September: 0.8 days
The month with the highest number of snowfall days is March (14.2 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Fork Lake, Canada
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 17h and 12min).
The month with the shortest days is December (Average daylight: 7h and 24min).
- Average sunshine in September: 8h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 2h and 24min).
Average sunshine days in September
Fork Lake, Canada
- Average sunshine days in September: 17.9 days
The month with the most sunshine days is December (22.2 days).
The month with the least sunshine days is June (8.1 days).
Average UV index in September
Fork Lake, Canada
- Average UV index in September: 3
The month with the highest UV index is 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
Fork Lake, Canada
- Average cloud cover in September: 35
The month with the most cloud cover is March (Cloud cover 76).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in September
Fork Lake, Canada
- Average visibility in September: 9km
The months with the highest visibility are May, June, July, August, September and October (9km).
The month with the lowest visibility is February (5km).
