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
Fort Canby marks the onset of September with an average high-temperature of a still enjoyable 62.6°F (17°C), subtly divergent from August's 63.9°F (17.7°C). Fort Canby's nocturnal average in September closely mirrors its daytime temperatures, settling at a fresh 55°F (12.8°C).Humidity
The average relative humidity in September is 83%.Rainfall
In Fort Canby, during September, the rain falls for 9.9 days and regularly aggregates up to 0.94" (24mm) of precipitation. In Fort Canby, during the entire year, the rain falls for 165.1 days and collects up to 19.92" (506mm) of precipitation.Snowfall
Months with snowfall are January, February and September. September is the first month it typically snows in Fort Canby. Throughout September, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow. In Fort Canby, during the entire year, snow falls for 1.8 days and aggregates up to 0.47" (12mm) of snow.Daylight
In September, the average length of the day in Fort Canby, Washington, is 12h and 31min.On the first day of the month, sunrise is at 6:37 am and sunset at 7:54 pm. On the last day of September, in Fort Canby, sunrise is at 7:14 am and sunset at 6:57 pm PDT.
Sunshine
The average sunshine in September in Fort Canby is 8.7h.UV index
The months with the highest UV index in Fort Canby are May through September, with an average maximum UV index of 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: The UV index of 4 during September translates into the following guidance:
Undertake protective steps - Preventing sun damage is advised. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Frequently asked questions
What are the temperatures in Fort Canby in September?
What is the average humidity in September in Fort Canby?
How much does it rain in Fort Canby in September?
When does it start snowing in Fort Canby?
How many hours of daylight does Fort Canby have in September?
What time are sunrise and sunset in September in Fort Canby?
How long on average sun shines in September in Fort Canby?
What is the month with the highest UV index in Fort Canby?
What is the UV index reading in September in Fort Canby?
Average temperature in September
Fort Canby, WA
- Average high temperature in September: 62.6°F
The warmest month (with the highest average high temperature) is August (63.9°F).
The month with the lowest average high temperature is December (46.8°F).
- Average low temperature in September: 55°F
The month with the highest average low temperature is August (55.9°F).
The coldest month (with the lowest average low temperature) is December (41.5°F).
Average pressure in September
Fort Canby, WA
- Average pressure in September: 30.02"Hg
The month with the highest atmospheric pressure is July (30.08"Hg).
The month with the lowest atmospheric pressure is March (30.01"Hg).
Average wind speed in September
Fort Canby, WA
- Average wind speed in September: 7.8mph
The windiest month (with the highest average wind speed) is January (11.9mph).
The calmest month (with the lowest average wind speed) is August (7.1mph).
Average humidity in September
Fort Canby, WA
- Average humidity in September: 83%
The month with the highest relative humidity is August (86%).
The month with the lowest relative humidity is April (80%).
Average rainfall in September
Fort Canby, WA
- Average rainfall in September: 0.94"
The wettest month (with the highest rainfall) is December (3.31").
The driest month (with the least rainfall) is July (0.35").
Average rainfall days in September
Fort Canby, WA
- Average rainfall days in September: 9.9 days
The month with the highest number of rainy days is November (18.5 days).
The month with the least rainy days is August (6.7 days).
Average snowfall in September
Fort Canby, WA
- Average snowfall in September: 0.04"
The month with the highest snowfall is February (0.31").
The months with the least snowfall are March, April, May, June, July, August, October, November and December (0").
Average snowfall days in September
Fort Canby, WA
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is February (0.8 days).
The months with the least snowfall days are April, May, June, July, August and October (0 days).
Average daylight in September /
Average sunshine in September
Fort Canby, WA
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in September: 8h and 4min
The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in September
Fort Canby, WA
- Average sunshine days in September: 17.1 days
The month with the most sunshine days is August (20.3 days).
The month with the least sunshine days is November (8.9 days).
Average UV index in September
Fort Canby, WA
- Average UV index in September: 4
The months with the highest UV index are May, June, July, August and September (UV index 4).
The months with the lowest UV index are February, November and December (UV index 2).
Average cloud cover in September
Fort Canby, WA
- Average cloud cover in September: 37
The month with the most cloud cover is January (Cloud cover 60).
The months with the least cloud cover are August and September (Cloud cover 37).
Average visibility in September
Fort Canby, WA
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Fort Canby, Washington, USA
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