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
A subtle change in temperatures is noted as August gives way to September, with average highs reducing from a warm 77.9°F (25.5°C) to an agreeable 72°F (22.2°C). Throughout September, Saint Michael encounters an average temperature drop to a fresh 52.7°F (11.5°C).Humidity
In September, the average relative humidity is 80%.Rainfall
In September, the rain falls for 9.4 days. Throughout September, 1.22" (31mm) of precipitation is accumulated. Throughout the year, in Saint Michael, there are 128.8 rainfall days, and 22.95" (583mm) of precipitation is accumulated.Snowfall
In Saint Michael, snow does not fall in June through September.Daylight
In September, the average length of the day is 12h and 27min.On the first day of the month, sunrise is at 6:43 am and sunset at 7:46 pm. On the last day of September, in Saint Michael, sunrise is at 7:11 am and sunset at 6:58 pm EDT.
Sunshine
In September, the average sunshine is 8.4h.UV index
The average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for average individuals.Note: The average daily UV index of 3 in September transforms into the following instructions:
Exercise care. People with light skin might get burns in fewer than 30 minutes. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
Frequently asked questions
What are the temperatures in Saint Michael in September?
What is the average humidity in September in Saint Michael?
How many days does it rain in September in Saint Michael?
When it does not snow in Saint Michael?
Does it snow in Saint Michael in September?
What is the average length of the day in September in Saint Michael?
What time are sunrise and sunset in September in Saint Michael?
How many hours of sunshine does Saint Michael have in September?
What is the UV index reading in September in Saint Michael?
Average temperature in September
Saint Michael, PA
- Average high temperature in September: 72°F
The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (30.6°F).
- Average low temperature in September: 52.7°F
The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).
Average pressure in September
Saint Michael, PA
- Average pressure in September: 30.06"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in September
Saint Michael, PA
- Average wind speed in September: 5.8mph
The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in September
Saint Michael, PA
- Average humidity in September: 80%
The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are April and July (78%).
Average rainfall in September
Saint Michael, PA
- Average rainfall in September: 1.22"
The wettest month (with the highest rainfall) is February (2.68").
The driest month (with the least rainfall) is August (1.1").
Average rainfall days in September
Saint Michael, PA
- Average rainfall days in September: 9.4 days
The month with the highest number of rainy days is April (14.6 days).
The month with the least rainy days is November (7 days).
Average snowfall in September
Saint Michael, PA
- Average snowfall in September: 0"
The month with the highest snowfall is February (7.64").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Saint Michael, PA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (15.3 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 Michael, PA
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in September: 8h and 2min
The months with the most sunshine are July and August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).
Average sunshine days in September
Saint Michael, PA
- Average sunshine days in September: 19.4 days
The month with the most sunshine days is October (20.2 days).
The month with the least sunshine days is January (8.3 days).
Average UV index in September
Saint Michael, PA
- Average UV index in September: 3
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in September
Saint Michael, PA
- Average cloud cover in September: 42
The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 37).
Average visibility in September
Saint Michael, PA
- Average visibility in September: 5mi
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January and February (4mi).
Saint Michael, Pennsylvania, USA
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