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 sea temperature 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 arrival registers an average high-temperature of a fresh 54.3°F (12.4°C), closely aligning with the temperature of the previous month. Wrangell's nights in September maintain a consistent average of 46.4°F (8°C), demonstrating a minimal differential from its daytime temperature.Humidity
In September, the average relative humidity is 84%.Rainfall
In Wrangell, Alaska, in September, during 17.5 rainfall days, 5.12" (130mm) of precipitation is typically accumulated. Throughout the year, in Wrangell, there are 197.9 rainfall days, and 53.03" (1347mm) of precipitation is accumulated.Snowfall
In Wrangell, snow does not fall in June through September.Ocean temperature
In Wrangell, in September, the average water temperature is 52.3°F (11.3°C).Note: Swimming in 52.3°F (11.3°C) feels unbearing at 55.4°F (13°C) and can be life-risking below 50°F (10°C), causing breathing issues and cold shock, depending on a person's capacity.
Daylight
The average length of the day in September is 12h and 44min.On the first day of the month, sunrise is at 5:54 am and sunset at 7:43 pm. On the last day of September, in Wrangell, sunrise is at 6:52 am and sunset at 6:25 pm AKDT.
Sunshine
In September, the average sunshine is 6.7h.UV index
In Wrangell, the average daily maximum UV index in September is 2. A UV Index estimate of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: A daily high UV index of 2 in September leads to these guidelines:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The solar radiation around mid-day is intense; avoid the Sun and stay safe. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature?
What is the average humidity in September in Wrangell?
How many days does it rain in September?
When it does not snow?
Does it snow in September?
What is the ocean temperature in September?
What is the average length of the day in September?
What time are sunrise and sunset in September?
How many hours of sunshine does Wrangell have in September?
What is the UV index reading in September?
Average temperature in September
Wrangell, AK
- Average high temperature in September: 54.3°F
The warmest month (with the highest average high temperature) is July (59.7°F).
The month with the lowest average high temperature is December (32.4°F).
- Average low temperature in September: 46.4°F
The month with the highest average low temperature is July (50.2°F).
The coldest month (with the lowest average low temperature) is February (25.9°F).
Average pressure in September
Wrangell, AK
- Average pressure in September: 29.91"Hg
The month with the highest atmospheric pressure is July (30.05"Hg).
The month with the lowest atmospheric pressure is November (29.8"Hg).
Average wind speed in September
Wrangell, AK
- Average wind speed in September: 5.7mph
The windiest month (with the highest average wind speed) is January (8.2mph).
The calmest month (with the lowest average wind speed) is July (3.9mph).
Average humidity in September
Wrangell, AK
- Average humidity in September: 84%
The months with the highest relative humidity are January and August (86%).
The month with the lowest relative humidity is May (81%).
Average rainfall in September
Wrangell, AK
- Average rainfall in September: 5.12"
The wettest month (with the highest rainfall) is October (6.3").
The driest month (with the least rainfall) is May (2.01").
Average rainfall days in September
Wrangell, AK
- Average rainfall days in September: 17.5 days
The month with the highest number of rainy days is October (20.1 days).
The month with the least rainy days is February (9.5 days).
Average snowfall in September
Wrangell, AK
- Average snowfall in September: 0"
The month with the highest snowfall is March (13.46").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Wrangell, AK
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is March (10.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average sea temperature in September
Wrangell, AK
- Average sea temperature in September: 52.3°F
The best month for swimming (with the highest average sea temperature) is August (54.8°F).
The coldest month (with the lowest average sea temperature) is March (41.5°F).
Average daylight in September /
Average sunshine in September
Wrangell, AK
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 17h and 36min).
The month with the shortest days is December (Average daylight: 7h and 0min).
- Average sunshine in September: 6h and 4min
The month with the most sunshine is May (Average sunshine: 7h and 24min).
The months with the least sunshine are January and November (Average sunshine: 3h and 24min).
Average sunshine days in September
Wrangell, AK
- Average sunshine days in September: 11.5 days
The month with the most sunshine days is December (12.5 days).
The month with the least sunshine days is November (8 days).
Average UV index in September
Wrangell, AK
- Average UV index in September: 2
The months with the highest UV index are July and August (UV index 4).
The months with the lowest UV index are November and December (UV index 1).
Average cloud cover in September
Wrangell, AK
- Average cloud cover in September: 55
The month with the most cloud cover is January (Cloud cover 66).
The months with the least cloud cover are February and May (Cloud cover 54).
Average visibility in September
Wrangell, AK
- Average visibility in September: 6mi
The months with the highest visibility are February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are January, July and August (5mi).
Wrangell, Alaska, USA
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