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
September's onset records an average high-temperature of a still cool 50.9°F (10.5°C), a near match to August's 53.6°F (12°C). Goodnews Bay's September nights exhibit a subtle drop in temperature, averaging at a frosty 48.2°F (9°C), closely aligned with the daytime highs.Humidity
In Goodnews Bay, the average relative humidity in September is 82%.Rainfall
In Goodnews Bay, during September, the rain falls for 20.2 days and regularly aggregates up to 3.43" (87mm) of precipitation. In Goodnews Bay, during the entire year, the rain falls for 138.3 days and collects up to 25.71" (653mm) of precipitation.Snowfall
January through June, September through December are months with snowfall in Goodnews Bay. September is the first month it typically snows in Goodnews Bay. Throughout September, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow. Throughout the year, in Goodnews Bay, there are 71.1 snowfall days, and 21.65" (550mm) of snow is accumulated.Daylight
The average length of the day in September is 12h and 47min.On the first day of September, sunrise is at 7:45 am and sunset at 9:46 pm. On the last day of the month, sunrise is at 8:51 am and sunset at 8:20 pm AKDT.
Sunshine
In September, the average sunshine in Goodnews Bay is 4.7h.UV index
In September, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: The UV index of 2 in September translates into these instructions:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Stay sun-safe with clothing that is both closely woven and worn loosely. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
Frequently asked questions
What is the usual temperature for Goodnews Bay in September?
What is the average humidity in September in Goodnews Bay?
How much does it rain in Goodnews Bay in September?
When does it start to snow in Goodnews Bay?
How many hours of daylight does Goodnews Bay have in September?
What time are sunrise and sunset in September in Goodnews Bay?
How many hours of sunshine does Goodnews Bay have in September?
What is the UV index intensity in September in Goodnews Bay?
Average temperature in September
Goodnews Bay, AK
- Average high temperature in September: 50.9°F
The warmest month (with the highest average high temperature) is August (53.6°F).
The month with the lowest average high temperature is January (24.6°F).
- Average low temperature in September: 48.2°F
The month with the highest average low temperature is August (50.7°F).
The coldest month (with the lowest average low temperature) is March (19.8°F).
Average pressure in September
Goodnews Bay, AK
- Average pressure in September: 29.71"Hg
The month with the highest atmospheric pressure is July (29.95"Hg).
The month with the lowest atmospheric pressure is December (29.56"Hg).
Average wind speed in September
Goodnews Bay, AK
- Average wind speed in September: 17.3mph
The windiest month (with the highest average wind speed) is December (21.6mph).
The calmest month (with the lowest average wind speed) is July (12.2mph).
Average humidity in September
Goodnews Bay, AK
- Average humidity in September: 82%
The months with the highest relative humidity are January and July (88%).
The month with the lowest relative humidity is October (79%).
Average rainfall in September
Goodnews Bay, AK
- Average rainfall in September: 3.43"
The wettest month (with the highest rainfall) is October (3.7").
The driest months (with the least rainfall) are May and June (0.94").
Average rainfall days in September
Goodnews Bay, AK
- Average rainfall days in September: 20.2 days
The month with the highest number of rainy days is September (20.2 days).
The month with the least rainy days is March (4.4 days).
Average snowfall in September
Goodnews Bay, AK
- Average snowfall in September: 0.04"
The month with the highest snowfall is February (4.65").
The months with the least snowfall are July and August (0").
Average snowfall days in September
Goodnews Bay, AK
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is December (11.9 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in September /
Average sunshine in September
Goodnews Bay, AK
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 18h and 24min).
The month with the shortest days is December (Average daylight: 6h and 18min).
- Average sunshine in September: 4h and 4min
The month with the most sunshine is May (Average sunshine: 8h and 18min).
The months with the least sunshine are November and December (Average sunshine: 2h and 18min).
Average sunshine days in September
Goodnews Bay, AK
- Average sunshine days in September: 7 days
The month with the most sunshine days is May (15.8 days).
The month with the least sunshine days is September (7 days).
Average UV index in September
Goodnews Bay, AK
- Average UV index in September: 2
The months with the highest UV index are June, July and August (UV index 3).
The months with the lowest UV index are February, March, November and December (UV index 1).
Average cloud cover in September
Goodnews Bay, AK
- Average cloud cover in September: 64
The months with the most cloud cover are February and December (Cloud cover 67).
The month with the least cloud cover is June (Cloud cover 54).
Average visibility in September
Goodnews Bay, AK
- Average visibility in September: 6mi
The months with the highest visibility are March, April, May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February, November and December (5mi).
Goodnews Bay, Alaska, USA
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