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 aligns with a soft reduction in the average high-temperature, gently falling from a moderately hot 79.3°F (26.3°C) in August to a still warm 73.6°F (23.1°C). Throughout September, Indian Head anticipates an average low-temperature of 53.4°F (11.9°C).Humidity
In Indian Head, Pennsylvania, the average relative humidity in September is 79%.Rainfall
In September, in Indian Head, the rain falls for 15.9 days. Throughout September, 2.13" (54mm) of precipitation is accumulated. Throughout the year, in Indian Head, Pennsylvania, there are 179.1 rainfall days, and 33.43" (849mm) of precipitation is accumulated.Snowfall
In Indian Head, snow does not fall in June through September.Daylight
The average length of the day in September in Indian Head is 12h and 26min.On the first day of the month, sunrise is at 6:46 am and sunset at 7:48 pm. On the last day of September, sunrise is at 7:13 am and sunset at 7:01 pm EDT.
Sunshine
The average sunshine in September is 8.7h.UV index
In Indian Head, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for average individuals.Note: A maximum daily UV index of 4 during September morphs into the following directions:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Frequently asked questions
What is the temperature in September in Indian Head?
What is the average humidity in September in Indian Head?
How many days does it rain in September in Indian Head?
When it does not snow in Indian Head?
Does it snow in Indian Head in September?
How many hours of daylight does Indian Head have in September?
When is the sunrise / sunset in September in Indian Head?
How long on average sun shines in September in Indian Head?
What is the UV index reading in September in Indian Head?
Average temperature in September
Indian Head, 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
Indian Head, 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
Indian Head, 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
Indian Head, 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
Indian Head, 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
Indian Head, 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
Indian Head, 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
Indian Head, 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
Indian Head, 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
Indian Head, 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
Indian Head, 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
Indian Head, 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
Indian Head, 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).
Indian Head, Pennsylvania, USA
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