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
The arrival of September signals a subtle shift in temperature, down from a refreshing 56.5°F (13.6°C) in August to a cool 51.1°F (10.6°C). The month of September in Hoonah, Alaska, shows a minor drop from daytime temperatures, generally recording a low average of 45°F (7.2°C).Humidity
In September, the average relative humidity is 88%.Rainfall
In Hoonah, in September, during 18.3 rainfall days, 3.62" (92mm) of precipitation is typically accumulated. Throughout the year, in Hoonah, there are 182.7 rainfall days, and 37.4" (950mm) of precipitation is accumulated.Snowfall
May through September are months without snowfall in Hoonah.Daylight
In September, the average length of the day in Hoonah is 12h and 46min.On the first day of September in Hoonah, Alaska, sunrise is at 6:03 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 6:36 pm AKDT.
Sunshine
The average sunshine in September is 5.4h.UV index
In Hoonah, the average daily maximum UV index in September is 2. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum daily UV index of 2 during September translates into the following directions:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. It's recommended to limit sun exposure when its radiation is at its peak during midday. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
Frequently asked questions
What is the usual temperature for Hoonah in September?
What is the average humidity in September in Hoonah?
How much does it rain in Hoonah in September?
When it does not snow in Hoonah?
Does it snow in Hoonah in September?
What is the average length of the day in September in Hoonah?
When is the sunrise / sunset in September in Hoonah?
How many hours of sunshine does Hoonah have in September?
How high is the UV index in September in Hoonah?
Average temperature in September
Hoonah, AK
- Average high temperature in September: 51.1°F
The warmest month (with the highest average high temperature) is July (57.2°F).
The month with the lowest average high temperature is January (30.7°F).
- Average low temperature in September: 45°F
The month with the highest average low temperature is July (49.5°F).
The coldest month (with the lowest average low temperature) is February (25.9°F).
Average pressure in September
Hoonah, AK
- Average pressure in September: 29.88"Hg
The month with the highest atmospheric pressure is July (30.03"Hg).
The month with the lowest atmospheric pressure is November (29.77"Hg).
Average wind speed in September
Hoonah, AK
- Average wind speed in September: 5.1mph
The windiest month (with the highest average wind speed) is January (7mph).
The calmest months (with the lowest average wind speed) are June and July (3.7mph).
Average humidity in September
Hoonah, AK
- Average humidity in September: 88%
The month with the highest relative humidity is August (90%).
The month with the lowest relative humidity is November (84%).
Average rainfall in September
Hoonah, AK
- Average rainfall in September: 3.62"
The wettest months (with the highest rainfall) are October and November (4.21").
The driest month (with the least rainfall) is May (1.61").
Average rainfall days in September
Hoonah, AK
- Average rainfall days in September: 18.3 days
The month with the highest number of rainy days is June (18.9 days).
The month with the least rainy days is February (8.2 days).
Average snowfall in September
Hoonah, AK
- Average snowfall in September: 0"
The month with the highest snowfall is January (11.22").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Hoonah, AK
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is March (13.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Hoonah, AK
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 18h and 6min).
The month with the shortest days is December (Average daylight: 6h and 36min).
- Average sunshine in September: 5h and 2min
The month with the most sunshine is June (Average sunshine: 7h and 42min).
The months with the least sunshine are January and December (Average sunshine: 2h and 54min).
Average sunshine days in September
Hoonah, AK
- Average sunshine days in September: 10.2 days
The months with the most sunshine days are February and May (12.5 days).
The month with the least sunshine days is June (7.7 days).
Average UV index in September
Hoonah, AK
- Average UV index in September: 2
The month with the highest UV index is July (UV index 4).
The months with the lowest UV index are November and December (UV index 1).
Average cloud cover in September
Hoonah, AK
- Average cloud cover in September: 63
The month with the most cloud cover is November (Cloud cover 71).
The month with the least cloud cover is May (Cloud cover 56).
Average visibility in September
Hoonah, AK
- Average visibility in September: 5mi
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (5mi).
The months with the lowest visibility are July and August (4mi).
Hoonah, Alaska, USA
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