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
September signifies a gentle decline in Mount Forest's average high-temperature, easing from a moderately hot 23.6°C (74.5°F) in August to a pleasant 20.4°C (68.7°F). Mount Forest throughout September, experiences an average nighttime temperature of 10.8°C (51.4°F).Humidity
In September, the average relative humidity is 80%.Rainfall
The months with the least rainfall are February and September Rain falls for 14.1 days and accumulates 39mm (1.54") of rain.Snowfall
June through September are months without snowfall in Mount Forest.Daylight
The average length of the day in September in Mount Forest is 12h and 30min.On the first day of September, sunrise is at 6:47 am and sunset at 7:58 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 7:05 pm EDT.
Sunshine
In Mount Forest, the average sunshine in September is 8.5h.UV index
The average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum UV index of 3 during September translates into these guidelines:
Ensure safety - Recommendations to avert sunburn are presented. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures?
What is the average humidity in September?
What is the driest month?
How many days does it rain in September in Mount Forest?
When it does not snow?
Does it snow in September?
How many hours of daylight does Mount Forest have in September?
When is the sunrise / sunset in September?
How many hours of sunshine does Mount Forest have in September?
What is the UV index intensity in September?
Average temperature in September
Mount Forest, Canada
- Average high temperature in September: 20.4°C
The warmest month (with the highest average high temperature) is July (24.4°C).
The month with the lowest average high temperature is January (-4.3°C).
- Average low temperature in September: 10.8°C
The month with the highest average low temperature is July (14.7°C).
The coldest month (with the lowest average low temperature) is January (-10°C).
Average pressure in September
Mount Forest, Canada
- Average pressure in September: 1016.9mbar
The month with the highest atmospheric pressure is March (1018.4mbar).
The month with the lowest atmospheric pressure is June (1013.2mbar).
Average wind speed in September
Mount Forest, Canada
- Average wind speed in September: 11.4km/h
The windiest month (with the highest average wind speed) is February (17.5km/h).
The calmest month (with the lowest average wind speed) is July (10.8km/h).
Average humidity in September
Mount Forest, Canada
- Average humidity in September: 80%
The months with the highest relative humidity are January and February (89%).
The month with the lowest relative humidity is April (77%).
Average rainfall in September
Mount Forest, Canada
- Average rainfall in September: 39mm
The wettest month (with the highest rainfall) is October (70mm).
The driest months (with the least rainfall) are February and September (39mm).
Average rainfall days in September
Mount Forest, Canada
- Average rainfall days in September: 14.1 days
The month with the highest number of rainy days is July (18.9 days).
The month with the least rainy days is February (5.3 days).
Average snowfall in September
Mount Forest, Canada
- Average snowfall in September: 0mm
The month with the highest snowfall is January (167mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Mount Forest, Canada
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (18 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 Forest, Canada
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in September: 8h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 36min).
Average sunshine days in September
Mount Forest, Canada
- Average sunshine days in September: 13.3 days
The month with the most sunshine days is September (13.3 days).
The month with the least sunshine days is January (9 days).
Average UV index in September
Mount Forest, Canada
- Average UV index in September: 3
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in September
Mount Forest, Canada
- Average cloud cover in September: 37
The month with the most cloud cover is January (Cloud cover 74).
The months with the least cloud cover are July and August (Cloud cover 34).
Average visibility in September
Mount Forest, Canada
- Average visibility in September: 8km
The months with the highest visibility are April, May, June, July, August and October (9km).
The months with the lowest visibility are January, February, March, September, November and December (8km).
