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 average high-temperature shows a slight dip in September, from August's 81.9°F (27.7°C) to a still moderately hot 75.2°F (24°C). In Emsworth, the average low-temperature during the month of September is a moderate 55.8°F (13.2°C).Humidity
The average relative humidity in September in Emsworth is 77%.Rainfall
In Emsworth, during September, the rain falls for 7.7 days and regularly aggregates up to 0.51" (13mm) of precipitation. Throughout the year, in Emsworth, there are 104.1 rainfall days, and 8.23" (209mm) of precipitation is accumulated.Snowfall
In Emsworth, Pennsylvania, snow does not fall in June through September.Daylight
The average length of the day in September in Emsworth is 12h and 27min.On the first day of the month, sunrise is at 6:48 am and sunset at 7:51 pm. On the last day of September, in Emsworth, sunrise is at 7:16 am and sunset at 7:03 pm EDT.
Sunshine
In Emsworth, Pennsylvania, the average sunshine in September is 8.3h.UV index
The average daily maximum UV index in September in Emsworth is 4. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the ordinary person.Note: A daily maximum UV index of 4 in September translates into the following instructions:
Exercise prevention - Warding off sunburn is urged. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. 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 Emsworth?
What is the average humidity in September in Emsworth?
How much does it rain in Emsworth in September?
When it does not snow in Emsworth?
Does it snow in Emsworth in September?
How many hours of daylight does Emsworth have in September?
When is the sunrise / sunset in September in Emsworth?
How long on average sun shines in September in Emsworth?
How high is the UV index in September in Emsworth?
Average temperature in September
Emsworth, PA
- Average high temperature in September: 75.2°F
The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (32.5°F).
- Average low temperature in September: 55.8°F
The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).
Average pressure in September
Emsworth, PA
- Average pressure in September: 30.05"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in September
Emsworth, PA
- Average wind speed in September: 5.2mph
The windiest month (with the highest average wind speed) is January (8mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).
Average humidity in September
Emsworth, PA
- Average humidity in September: 77%
The months with the highest relative humidity are January and February (85%).
The months with the lowest relative humidity are July and August (75%).
Average rainfall in September
Emsworth, PA
- Average rainfall in September: 0.51"
The wettest months (with the highest rainfall) are June and July (0.91").
The driest months (with the least rainfall) are January and November (0.47").
Average rainfall days in September
Emsworth, PA
- Average rainfall days in September: 7.7 days
The month with the highest number of rainy days is May (12.7 days).
The month with the least rainy days is January (4.5 days).
Average snowfall in September
Emsworth, PA
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.18").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Emsworth, PA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (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
Emsworth, 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 18min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).
Average sunshine days in September
Emsworth, PA
- Average sunshine days in September: 19.6 days
The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is May (14.7 days).
Average UV index in September
Emsworth, PA
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Emsworth, PA
- Average cloud cover in September: 39
The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in September
Emsworth, PA
- Average visibility in September: 5mi
The months with the highest visibility are April, June, August and November (6mi).
The months with the lowest visibility are January, February, March, May, July, September, October and December (5mi).
Emsworth, Pennsylvania, USA
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