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
Port Alice measures an average high-temperature of a still mild 56.5°F (13.6°C) in September, nearly consistent with the preceding month. Port Alice temperatures generally rest at a low of 46.9°F (8.3°C) during the September nights.Humidity
The average relative humidity in September in Port Alice is 88%.Rainfall
In September, the rain falls for 19.4 days. Throughout September, 6.02" (153mm) of precipitation is accumulated. Throughout the year, there are 231.7 rainfall days, and 67.83" (1723mm) of precipitation is accumulated.Snowfall
In Port Alice, snow does not fall in May through October.Daylight
In September, the average length of the day in Port Alice, Alaska, is 12h and 43min.On the first day of the month, sunrise is at 6:01 am and sunset at 7:47 pm. On the last day of September, sunrise is at 6:57 am and sunset at 6:30 pm AKDT.
Sunshine
The months with the most sunshine in Port Alice are May and September, with an average of 5.7h of sunshine.UV index
In September, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: In September, the UV index of 3 transforms into the following advice:
Take necessary precautions - Defending against sun damage is advocated. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Frequently asked questions
What are the temperatures in Port Alice in September?
What is the average humidity in September in Port Alice?
How much does it rain in Port Alice in September?
When it does not snow in Port Alice?
What is the average length of the day in September in Port Alice?
What time are sunrise and sunset in September in Port Alice?
What are the months with the most sunshine in Port Alice?
How many hours of sunshine does Port Alice have in September?
What is the UV index intensity in September in Port Alice?
Average temperature in September
Port Alice, AK
- Average high temperature in September: 56.5°F
The warmest months (with the highest average high temperature) are July and August (60.4°F).
The month with the lowest average high temperature is December (36.5°F).
- Average low temperature in September: 46.9°F
The month with the highest average low temperature is August (49.8°F).
The coldest month (with the lowest average low temperature) is February (30.2°F).
Average pressure in September
Port Alice, AK
- Average pressure in September: 29.91"Hg
The month with the highest atmospheric pressure is July (30.06"Hg).
The month with the lowest atmospheric pressure is November (29.77"Hg).
Average wind speed in September
Port Alice, AK
- Average wind speed in September: 6.2mph
The windiest month (with the highest average wind speed) is January (8.5mph).
The calmest month (with the lowest average wind speed) is July (4.8mph).
Average humidity in September
Port Alice, AK
- Average humidity in September: 88%
The month with the highest relative humidity is January (90%).
The months with the lowest relative humidity are March and May (84%).
Average rainfall in September
Port Alice, AK
- Average rainfall in September: 6.02"
The wettest month (with the highest rainfall) is November (8.03").
The driest month (with the least rainfall) is May (2.83").
Average rainfall days in September
Port Alice, AK
- Average rainfall days in September: 19.4 days
The month with the highest number of rainy days is November (22.5 days).
The month with the least rainy days is February (14.8 days).
Average snowfall in September
Port Alice, AK
- Average snowfall in September: 0"
The month with the highest snowfall is March (10.35").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Port Alice, AK
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is March (10.3 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Port Alice, AK
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 17h and 30min).
The month with the shortest days is December (Average daylight: 7h and 6min).
- Average sunshine in September: 5h and 4min
The months with the most sunshine are May and September (Average sunshine: 5h and 42min).
The month with the least sunshine is January (Average sunshine: 2h and 36min).
Average sunshine days in September
Port Alice, AK
- Average sunshine days in September: 9.8 days
The month with the most sunshine days is July (11.1 days).
The month with the least sunshine days is November (5.3 days).
Average UV index in September
Port Alice, AK
- Average UV index in September: 3
The months with the highest UV index are July and August (UV index 4).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in September
Port Alice, AK
- Average cloud cover in September: 62
The month with the most cloud cover is January (Cloud cover 74).
The month with the least cloud cover is September (Cloud cover 62).
Average visibility in September
Port Alice, 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).
Port Alice, Alaska, USA
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