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
During the shift to September, Melcroft records a mild decrease in average high-temperature, moving from 79.3°F (26.3°C) in August to a still warm 73.6°F (23.1°C). Melcroft, during the nights of September, experiences an average temperature drop to a cool 53.4°F (11.9°C).Humidity
In Melcroft, the average relative humidity in September is 79%.Rainfall
In Melcroft, in September, during 15.9 rainfall days, 2.13" (54mm) of precipitation is typically accumulated. In Melcroft, during the entire year, the rain falls for 179.1 days and collects up to 33.43" (849mm) of precipitation.Snowfall
In Melcroft, snow does not fall in June through September.Daylight
The average length of the day in September is 12h and 26min.On the first day of September, sunrise is at 6:46 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 7:01 pm EDT.
Sunshine
In September, the average sunshine is 8.7h.UV index
In Melcroft, Pennsylvania, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: A typical high UV index of 4 in September suggests the following recommendations:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
Published by: Weather U.S. | 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 it does not snow?
Does it snow in September?
What is the average length of the day in September?
When is the sunrise / sunset in September?
How long on average sun shines in September?
What is the UV index reading in September?
Average temperature in September
Melcroft, PA
- Average high temperature in September: 73.6°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (32.4°F).
- Average low temperature in September: 53.4°F
The month with the highest average low temperature is July (60.1°F).
The coldest month (with the lowest average low temperature) is January (19.9°F).
Average pressure in September
Melcroft, 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
Melcroft, PA
- Average wind speed in September: 5.5mph
The windiest month (with the highest average wind speed) is January (8.9mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).
Average humidity in September
Melcroft, PA
- Average humidity in September: 79%
The months with the highest relative humidity are January and February (86%).
The months with the lowest relative humidity are April, June, July and August (78%).
Average rainfall in September
Melcroft, PA
- Average rainfall in September: 2.13"
The wettest month (with the highest rainfall) is May (3.62").
The driest month (with the least rainfall) is November (1.97").
Average rainfall days in September
Melcroft, PA
- Average rainfall days in September: 15.9 days
The month with the highest number of rainy days is May (22.6 days).
The month with the least rainy days is January (8.4 days).
Average snowfall in September
Melcroft, PA
- Average snowfall in September: 0"
The month with the highest snowfall is January (7.99").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Melcroft, PA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (16.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Melcroft, 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 4min
The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).
Average sunshine days in September
Melcroft, PA
- Average sunshine days in September: 11.7 days
The month with the most sunshine days is November (14.6 days).
The month with the least sunshine days is May (7.4 days).
Average UV index in September
Melcroft, PA
- Average UV index in September: 4
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in September
Melcroft, PA
- Average cloud cover in September: 40
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
Melcroft, 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).
Melcroft, Pennsylvania, USA
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