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 start of September comes with a small reduction in the average high-temperature, subtly receding from a refreshing 57.7°F (14.3°C) in August to a fresh 52°F (11.1°C). Ungalikthluk experiences an average low-temperature of 42.4°F (5.8°C) in month of September.Humidity
The average relative humidity in September is 81%.Rainfall
In Ungalikthluk, in September, it is raining for 16.5 days, with typically 3.31" (84mm) of accumulated precipitation. Throughout the year, there are 144.9 rainfall days, and 29.13" (740mm) of precipitation is accumulated.Snowfall
In Ungalikthluk, snow does not fall in June through September.Daylight
The average length of the day in September is 12h and 47min.On the first day of the month, sunrise is at 7:40 am and sunset at 9:39 pm. On the last day of September, sunrise is at 8:45 am and sunset at 8:15 pm AKDT.
Sunshine
In September, the average sunshine is 5.2h.UV index
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 unprotected exposure to Sun's UV rays for the average person.Note: In September, a regular UV index of 2 translates into these guidelines:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
Does it snow in September?
How many hours of daylight does Ungalikthluk have in September?
What time are sunrise and sunset in September?
How many hours of sunshine does Ungalikthluk have in September?
What is the UV index reading in September?
Average temperature in September
Ungalikthluk, AK
- Average high temperature in September: 52°F
The warmest month (with the highest average high temperature) is July (58.5°F).
The month with the lowest average high temperature is January (19.6°F).
- Average low temperature in September: 42.4°F
The months with the highest average low temperature are July and August (47.8°F).
The coldest month (with the lowest average low temperature) is January (12°F).
Average pressure in September
Ungalikthluk, AK
- Average pressure in September: 29.72"Hg
The month with the highest atmospheric pressure is July (29.95"Hg).
The month with the lowest atmospheric pressure is December (29.59"Hg).
Average wind speed in September
Ungalikthluk, AK
- Average wind speed in September: 9.9mph
The windiest month (with the highest average wind speed) is October (11.4mph).
The calmest month (with the lowest average wind speed) is July (7.9mph).
Average humidity in September
Ungalikthluk, AK
- Average humidity in September: 81%
The months with the highest relative humidity are January and February (88%).
The months with the lowest relative humidity are May and June (73%).
Average rainfall in September
Ungalikthluk, AK
- Average rainfall in September: 3.31"
The wettest month (with the highest rainfall) is October (3.98").
The driest month (with the least rainfall) is June (1.5").
Average rainfall days in September
Ungalikthluk, AK
- Average rainfall days in September: 16.5 days
The month with the highest number of rainy days is August (18.3 days).
The month with the least rainy days is February (5.4 days).
Average snowfall in September
Ungalikthluk, AK
- Average snowfall in September: 0"
The month with the highest snowfall is February (8.86").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Ungalikthluk, AK
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is December (13.9 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Ungalikthluk, 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: 5h and 1min
The month with the most sunshine is June (Average sunshine: 8h and 48min).
The month with the least sunshine is December (Average sunshine: 2h and 36min).
Average sunshine days in September
Ungalikthluk, AK
- Average sunshine days in September: 11.5 days
The month with the most sunshine days is March (15.5 days).
The month with the least sunshine days is August (11.3 days).
Average UV index in September
Ungalikthluk, AK
- Average UV index in September: 2
The months with the highest UV index are May, June, July and August (UV index 3).
The months with the lowest UV index are February, November and December (UV index 1).
Average cloud cover in September
Ungalikthluk, AK
- Average cloud cover in September: 58
The month with the most cloud cover is August (Cloud cover 64).
The months with the least cloud cover are January and June (Cloud cover 53).
Average visibility in September
Ungalikthluk, AK
- Average visibility in September: 6mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).
Ungalikthluk, Alaska, USA
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