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
Anderson's September weather shows a moderate shift in high-temperatures, falling from August's enjoyable 65.7°F (18.7°C) to a fresh 53.8°F (12.1°C). Throughout September, Anderson records an average temperature of 37.4°F (3°C) at night.Humidity
In September, the average relative humidity is 75%.Rainfall
In Anderson, during September, the rain falls for 10.5 days and regularly aggregates up to 1.14" (29mm) of precipitation. In Anderson, during the entire year, the rain falls for 82.9 days and collects up to 10.75" (273mm) of precipitation.Snowfall
January through May, September through December are months with snowfall. September is the first month it typically snows. Throughout September, in the average 1.4 snowfall days, it receives 0.51" (13mm) of snow. Throughout the year, there are 80.5 snowfall days, and 24.09" (612mm) of snow is accumulated.Daylight
In September, the average length of the day is 12h and 59min.On the first day of September, sunrise is at 6:41 am and sunset at 9:11 pm. On the last day of the month, sunrise is at 8:05 am and sunset at 7:27 pm AKDT.
Sunshine
In September, the average sunshine in Anderson is 6.9h.UV index
In September, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: A maximum high daily UV index of 2 during September translates into the following directions:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures?
What is the average humidity in September?
How many days does it rain in September?
When does it start snowing?
What is the average length of the day in September?
What time are sunrise and sunset in September?
How many hours of sunshine does Anderson have in September?
How high is the UV index in September?
Average temperature in September
Anderson, AK
- Average high temperature in September: 53.8°F
The warmest month (with the highest average high temperature) is July (73°F).
The month with the lowest average high temperature is January (1.4°F).
- Average low temperature in September: 37.4°F
The month with the highest average low temperature is July (52°F).
The coldest month (with the lowest average low temperature) is January (-10.8°F).
Average pressure in September
Anderson, AK
- Average pressure in September: 29.77"Hg
The month with the highest atmospheric pressure is February (29.96"Hg).
The month with the lowest atmospheric pressure is September (29.77"Hg).
Average wind speed in September
Anderson, AK
- Average wind speed in September: 4.7mph
The windiest month (with the highest average wind speed) is July (5.2mph).
The calmest months (with the lowest average wind speed) are January, August, September and October (4.7mph).
Average humidity in September
Anderson, AK
- Average humidity in September: 75%
The months with the highest relative humidity are January, February, March and December (95%).
The month with the lowest relative humidity is June (54%).
Average rainfall in September
Anderson, AK
- Average rainfall in September: 1.14"
The wettest month (with the highest rainfall) is August (2.56").
The driest month (with the least rainfall) is January (0.31").
Average rainfall days in September
Anderson, AK
- Average rainfall days in September: 10.5 days
The month with the highest number of rainy days is August (14.9 days).
The month with the least rainy days is February (0.8 days).
Average snowfall in September
Anderson, AK
- Average snowfall in September: 0.51"
The month with the highest snowfall is November (6.5").
The months with the least snowfall are June, July and August (0").
Average snowfall days in September
Anderson, AK
- Average snowfall days in September: 1.4 days
The month with the highest number of snowfall days is March (14.4 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Anderson, AK
- Average daylight in September: 13h and 0min
The month with the longest days is June (Average daylight: 21h and 0min).
The month with the shortest days is December (Average daylight: 4h and 18min).
- Average sunshine in September: 6h and 5min
The month with the most sunshine is June (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 1h and 48min).
Average sunshine days in September
Anderson, AK
- Average sunshine days in September: 16.5 days
The month with the most sunshine days is January (21.4 days).
The month with the least sunshine days is April (12.5 days).
Average UV index in September
Anderson, 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
Anderson, AK
- Average cloud cover in September: 50
The month with the most cloud cover is March (Cloud cover 67).
The months with the least cloud cover are May and June (Cloud cover 42).
Average visibility in September
Anderson, 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 February and March (2mi).
Anderson, Alaska, USA
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