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 onset of September results in a decrease in the average high-temperature, receding from a fresh 55.2°F (12.9°C) in August to a chilly 45°F (7.2°C). McKinley Park records an average nighttime low-temperature of 31.5°F (-0.3°C) throughout September.Humidity
The average relative humidity in September is 82%.Rainfall
In McKinley Park, Alaska, in September, it is raining for 15.3 days, with typically 1.42" (36mm) of accumulated precipitation. In McKinley Park, during the entire year, the rain falls for 129.7 days and collects up to 15.04" (382mm) of precipitation.Snowfall
Months with snowfall are January through May, August through December. In McKinley Park, in September, snow falls for 4.1 days, with typically accumulated 1.85" (47mm) of snow. Throughout the year, in McKinley Park, Alaska, there are 116.3 snowfall days, and 42.13" (1070mm) of snow is accumulated.Daylight
In McKinley Park, the average length of the day in September is 12h and 57min.On the first day of the month, sunrise is at 6:42 am and sunset at 9:07 pm. On the last day of September, in McKinley Park, sunrise is at 8:03 am and sunset at 7:26 pm AKDT.
Sunshine
In September, the average sunshine is 7.5h.UV index
In September, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV rays for ordinary individuals.Note: A maximum high daily UV index of 2 during September translates into the following directions:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. Avoiding the Sun during its peak radiation time around midday is a healthy practice. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Frequently asked questions
What are the temperatures in McKinley Park in September?
What is the average humidity in September in McKinley Park?
How many days does it rain in September in McKinley Park?
How much does it snow in McKinley Park in September?
How many hours of daylight does McKinley Park have in September?
When are sunrise and sunset in September in McKinley Park?
How long on average sun shines in September in McKinley Park?
What is the UV index reading in September in McKinley Park?
Average temperature in September
McKinley Park, AK
- Average high temperature in September: 45°F
The warmest month (with the highest average high temperature) is July (61.2°F).
The month with the lowest average high temperature is January (2.8°F).
- Average low temperature in September: 31.5°F
The month with the highest average low temperature is July (43.3°F).
The coldest month (with the lowest average low temperature) is January (-8°F).
Average pressure in September
McKinley Park, AK
- Average pressure in September: 29.76"Hg
The month with the highest atmospheric pressure is February (29.93"Hg).
The month with the lowest atmospheric pressure is September (29.76"Hg).
Average wind speed in September
McKinley Park, AK
- Average wind speed in September: 5mph
The windiest month (with the highest average wind speed) is December (5.6mph).
The calmest month (with the lowest average wind speed) is June (4.7mph).
Average humidity in September
McKinley Park, AK
- Average humidity in September: 82%
The month with the highest relative humidity is March (93%).
The month with the lowest relative humidity is June (67%).
Average rainfall in September
McKinley Park, AK
- Average rainfall in September: 1.42"
The wettest month (with the highest rainfall) is August (3.07").
The driest month (with the least rainfall) is January (0.47").
Average rainfall days in September
McKinley Park, AK
- Average rainfall days in September: 15.3 days
The month with the highest number of rainy days is June (19.9 days).
The month with the least rainy days is February (3.8 days).
Average snowfall in September
McKinley Park, AK
- Average snowfall in September: 1.85"
The month with the highest snowfall is October (7.4").
The months with the least snowfall are June and July (0").
Average snowfall days in September
McKinley Park, AK
- Average snowfall days in September: 4.1 days
The month with the highest number of snowfall days is March (18.8 days).
The months with the least snowfall days are June and July (0 days).
Average daylight in September /
Average sunshine in September
McKinley Park, AK
- Average daylight in September: 13h and 0min
The month with the longest days is June (Average daylight: 20h and 30min).
The month with the shortest days is December (Average daylight: 4h and 36min).
- Average sunshine in September: 7h and 3min
The month with the most sunshine is June (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 3h and 18min).
Average sunshine days in September
McKinley Park, AK
- Average sunshine days in September: 10.3 days
The month with the most sunshine days is January (17.3 days).
The month with the least sunshine days is June (7.9 days).
Average UV index in September
McKinley Park, AK
- Average UV index in September: 2
The months with the highest UV index are June and July (UV index 4).
The months with the lowest UV index are January, February, March, October and December (UV index 1).
Average cloud cover in September
McKinley Park, AK
- Average cloud cover in September: 50
The month with the most cloud cover is March (Cloud cover 59).
The month with the least cloud cover is May (Cloud cover 41).
Average visibility in September
McKinley Park, AK
- Average visibility in September: 5mi
The months with the highest visibility are May, June and July (6mi).
The months with the lowest visibility are January and March (3mi).
McKinley Park, Alaska, USA
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