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 is characterized by a reduction in the average high-temperature, from a refreshing 64.9°F (18.3°C) in August to a fresh 51.4°F (10.8°C). In the month of September, Central witnesses a consistent average low-temperature of 35.1°F (1.7°C).Humidity
In September, the average relative humidity is 74%.Rainfall
In September, the rain falls for 10 days. Throughout September, 0.67" (17mm) of precipitation is accumulated. In Central, during the entire year, the rain falls for 82.8 days and collects up to 7.17" (182mm) of precipitation.Snowfall
Months with snowfall are January through May, September through December. September is the first month it typically snows. Throughout September, in the average 2.2 snowfall days, it receives 0.67" (17mm) of snow. Throughout the year, there are 102.7 snowfall days, and 21.34" (542mm) of snow is accumulated.Daylight
In September, the average length of the day is 13h and 2min.On the first day of September in Central, sunrise is at 6:19 am and sunset at 8:58 pm. On the last day of the month, sunrise is at 7:49 am and sunset at 7:08 pm AKDT.
Sunshine
In September, the average sunshine is 8h.UV index
In September, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for average individuals.Note: The daily maximum UV index of 2 in September interprets into the following advice:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Always opt for UVA and UVB-resistant sunglasses on radiant days. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September?
What is the average humidity in September?
How much does it rain in September?
When does it start to snow?
How many hours of daylight does Central have in September?
What time are sunrise and sunset in September?
How many hours of sunshine does Central have in September?
What is the UV index intensity in September?
Average temperature in September
Central, AK
- Average high temperature in September: 51.4°F
The warmest month (with the highest average high temperature) is July (72.5°F).
The month with the lowest average high temperature is January (-6°F).
- Average low temperature in September: 35.1°F
The month with the highest average low temperature is July (51.6°F).
The coldest month (with the lowest average low temperature) is January (-18.9°F).
Average pressure in September
Central, AK
- Average pressure in September: 29.78"Hg
The month with the highest atmospheric pressure is February (30.02"Hg).
The month with the lowest atmospheric pressure is September (29.78"Hg).
Average wind speed in September
Central, AK
- Average wind speed in September: 3.9mph
The windiest month (with the highest average wind speed) is July (4.9mph).
The calmest months (with the lowest average wind speed) are January and December (2.7mph).
Average humidity in September
Central, AK
- Average humidity in September: 74%
The months with the highest relative humidity are January, February and March (96%).
The month with the lowest relative humidity is June (49%).
Average rainfall in September
Central, AK
- Average rainfall in September: 0.67"
The wettest month (with the highest rainfall) is August (1.5").
The driest month (with the least rainfall) is February (0.24").
Average rainfall days in September
Central, AK
- Average rainfall days in September: 10 days
The month with the highest number of rainy days is August (14.6 days).
The month with the least rainy days is February (1.9 days).
Average snowfall in September
Central, AK
- Average snowfall in September: 0.67"
The month with the highest snowfall is November (4.02").
The months with the least snowfall are June, July and August (0").
Average snowfall days in September
Central, AK
- Average snowfall days in September: 2.2 days
The month with the highest number of snowfall days is March (18.3 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Central, AK
- Average daylight in September: 13h and 0min
The month with the longest days is June (Average daylight: 22h and 30min).
The month with the shortest days is December (Average daylight: 3h and 30min).
- Average sunshine in September: 8h and 0min
The month with the most sunshine is July (Average sunshine: 12h and 30min).
The month with the least sunshine is December (Average sunshine: 1h and 36min).
Average sunshine days in September
Central, AK
- Average sunshine days in September: 15.9 days
The month with the most sunshine days is January (20.3 days).
The month with the least sunshine days is April (8.5 days).
Average UV index in September
Central, AK
- Average UV index in September: 2
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 1).
Average cloud cover in September
Central, AK
- Average cloud cover in September: 46
The month with the most cloud cover is April (Cloud cover 72).
The month with the least cloud cover is June (Cloud cover 33).
Average visibility in September
Central, AK
- Average visibility in September: 6mi
The months with the highest visibility are May, June, July, August and September (6mi).
The months with the lowest visibility are January, February, March, April and December (2mi).
Central, Alaska, USA
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