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's onset records a minor alteration in the average high-temperature to a frosty 48.6°F (9.2°C) from August's 50.7°F (10.4°C). September nights in Saint Paul experience a minor temperature downturn to a still chilly 46.4°F (8°C).Humidity
The average relative humidity in September is 86%.Rainfall
In Saint Paul, during September, the rain falls for 17.9 days and regularly aggregates up to 2.17" (55mm) of precipitation. In Saint Paul, during the entire year, the rain falls for 153.3 days and collects up to 23.03" (585mm) of precipitation.Snowfall
In Saint Paul, snow does not fall in June through September.Daylight
In September, the average length of the day in Saint Paul is 12h and 44min.On the first day of September in Saint Paul, Alaska, sunrise is at 8:25 am and sunset at 10:16 pm. On the last day of the month, sunrise is at 9:24 am and sunset at 8:56 pm AKDT.
Sunshine
In Saint Paul, the average sunshine in September is 4.4h.UV index
The average daily maximum UV index in September is 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for the average person.Note: The daily maximum UV index of 2 in September interprets into the following advice:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
Frequently asked questions
What is the average September temperature in Saint Paul?
What is the average humidity in September in Saint Paul?
How much does it rain in Saint Paul in September?
When it does not snow in Saint Paul?
Does it snow in Saint Paul in September?
What is the average length of the day in September in Saint Paul?
What time are sunrise and sunset in September in Saint Paul?
How many hours of sunshine does Saint Paul have in September?
What is the UV index intensity in September in Saint Paul?
Average temperature in September
Saint Paul, AK
- Average high temperature in September: 48.6°F
The warmest month (with the highest average high temperature) is August (50.7°F).
The month with the lowest average high temperature is March (28.9°F).
- Average low temperature in September: 46.4°F
The month with the highest average low temperature is August (48.7°F).
The coldest month (with the lowest average low temperature) is March (24.3°F).
Average pressure in September
Saint Paul, AK
- Average pressure in September: 29.75"Hg
The month with the highest atmospheric pressure is July (29.92"Hg).
The month with the lowest atmospheric pressure is December (29.52"Hg).
Average wind speed in September
Saint Paul, AK
- Average wind speed in September: 17mph
The windiest month (with the highest average wind speed) is November (21.8mph).
The calmest month (with the lowest average wind speed) is July (12.4mph).
Average humidity in September
Saint Paul, AK
- Average humidity in September: 86%
The month with the highest relative humidity is July (94%).
The months with the lowest relative humidity are November and December (77%).
Average rainfall in September
Saint Paul, AK
- Average rainfall in September: 2.17"
The wettest month (with the highest rainfall) is October (2.87").
The driest month (with the least rainfall) is June (1.02").
Average rainfall days in September
Saint Paul, AK
- Average rainfall days in September: 17.9 days
The month with the highest number of rainy days is October (20.7 days).
The month with the least rainy days is January (5.8 days).
Average snowfall in September
Saint Paul, AK
- Average snowfall in September: 0"
The month with the highest snowfall is December (3.74").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Saint Paul, AK
- Average snowfall days in September: 0 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, August and September (0 days).
Average daylight in September /
Average sunshine in September
Saint Paul, AK
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 17h and 48min).
The month with the shortest days is December (Average daylight: 6h and 48min).
- Average sunshine in September: 4h and 2min
The month with the most sunshine is June (Average sunshine: 5h and 36min).
The month with the least sunshine is December (Average sunshine: 1h and 42min).
Average sunshine days in September
Saint Paul, AK
- Average sunshine days in September: 8.6 days
The month with the most sunshine days is May (12.3 days).
The month with the least sunshine days is December (3.4 days).
Average UV index in September
Saint Paul, AK
- Average UV index in September: 2
The months with the highest UV index are July and August (UV index 3).
The months with the lowest UV index are March, April, May, November and December (UV index 1).
Average cloud cover in September
Saint Paul, AK
- Average cloud cover in September: 70
The month with the most cloud cover is July (Cloud cover 78).
The month with the least cloud cover is June (Cloud cover 68).
Average visibility in September
Saint Paul, AK
- Average visibility in September: 6mi
The months with the highest visibility are April, May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February, March, November and December (5mi).
Saint Paul, Alaska, USA
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