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 the transition to September, Johnsons Crossing observes a drop in the average high-temperature, moving from a refreshing 15.3°C (59.5°F) in August to a chilly 9.9°C (49.8°F). An average nighttime temperature of 1.9°C (35.4°F) is observed during September.Humidity
In September, the average relative humidity in Johnsons Crossing is 76%.Rainfall
In Johnsons Crossing, Canada, during September, the rain falls for 13.4 days and regularly aggregates up to 23mm (0.91") of precipitation. In Johnsons Crossing, during the entire year, the rain falls for 103.7 days and collects up to 227mm (8.94") of precipitation.Snowfall
Months with snowfall in Johnsons Crossing, Canada, are January through May, September through December. September is the first month it typically snows. Throughout September, in the average 0.8 snowfall days, it receives 4mm (0.16") of snow. Throughout the year, in Johnsons Crossing, there are 89.5 snowfall days, and 550mm (21.65") of snow is accumulated.Daylight
The average length of the day in September in Johnsons Crossing is 12h and 50min.On the first day of the month, sunrise is at 6:49 am and sunset at 8:56 pm. On the last day of September, in Johnsons Crossing, sunrise is at 7:58 am and sunset at 7:26 pm PDT.
Sunshine
In September, the average sunshine is 8.1h.UV index
In September, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for average individuals.Note: The UV index of 2 during September leads to these advisories:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. During bright days, sunglasses that offer UVA and UVB defense are recommended. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Johnsons Crossing?
What is the average humidity in September in Johnsons Crossing?
How much does it rain in Johnsons Crossing in September?
When does it start snowing in Johnsons Crossing?
How many hours of daylight does Johnsons Crossing have in September?
When are sunrise and sunset in September in Johnsons Crossing?
How long on average sun shines in September in Johnsons Crossing?
How high is the UV index in September in Johnsons Crossing?
Average temperature in September
Johnsons Crossing, Canada
- Average high temperature in September: 9.9°C
The warmest month (with the highest average high temperature) is July (17.6°C).
The month with the lowest average high temperature is December (-11.2°C).
- Average low temperature in September: 1.9°C
The month with the highest average low temperature is July (7°C).
The coldest month (with the lowest average low temperature) is February (-17.7°C).
Average pressure in September
Johnsons Crossing, Canada
- Average pressure in September: 1011.5mbar
The month with the highest atmospheric pressure is February (1017.6mbar).
The months with the lowest atmospheric pressure are June and September (1011.5mbar).
Average wind speed in September
Johnsons Crossing, Canada
- Average wind speed in September: 10km/h
The windiest month (with the highest average wind speed) is May (10.2km/h).
The calmest month (with the lowest average wind speed) is December (7.9km/h).
Average humidity in September
Johnsons Crossing, Canada
- Average humidity in September: 76%
The month with the highest relative humidity is January (94%).
The month with the lowest relative humidity is June (59%).
Average rainfall in September
Johnsons Crossing, Canada
- Average rainfall in September: 23mm
The wettest month (with the highest rainfall) is August (40mm).
The driest months (with the least rainfall) are February and December (7mm).
Average rainfall days in September
Johnsons Crossing, Canada
- Average rainfall days in September: 13.4 days
The month with the highest number of rainy days is August (16 days).
The month with the least rainy days is February (2.3 days).
Average snowfall in September
Johnsons Crossing, Canada
- Average snowfall in September: 4mm
The month with the highest snowfall is October (109mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days in September
Johnsons Crossing, Canada
- Average snowfall days in September: 0.8 days
The month with the highest number of snowfall days is November (15.8 days).
The months with the least snowfall days are June and July (0 days).
Average daylight in September /
Average sunshine in September
Johnsons Crossing, Canada
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 18h and 54min).
The month with the shortest days is December (Average daylight: 5h and 54min).
- Average sunshine in September: 8h and 1min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).
Average sunshine days in September
Johnsons Crossing, Canada
- Average sunshine days in September: 13.8 days
The month with the most sunshine days is February (19.7 days).
The month with the least sunshine days is June (10.9 days).
Average UV index in September
Johnsons Crossing, Canada
- Average UV index in September: 2
The months with the highest UV index are May, June and July (UV index 4).
The months with the lowest UV index are January, February, March, November and December (UV index 1).
Average cloud cover in September
Johnsons Crossing, Canada
- Average cloud cover in September: 42
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is May (Cloud cover 38).
Average visibility in September
Johnsons Crossing, Canada
- Average visibility in September: 9km
The month with the highest visibility is June (10km).
The months with the lowest visibility are January, February, March and December (6km).
