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 modest decline in the average high-temperature is seen during September, decreasing from 81.5°F (27.5°C) in August to a still warm 74.3°F (23.5°C). McConnellstown observes a substantial disparity between daytime high and the average low-temperature of 52.7°F (11.5°C) during September nights.Humidity
The average relative humidity in September is 79%.Rainfall
In McConnellstown, Pennsylvania, during September, the rain falls for 9.9 days and regularly aggregates up to 1.1" (28mm) of precipitation. Throughout the year, in McConnellstown, there are 128.8 rainfall days, and 16.34" (415mm) of precipitation is accumulated.Snowfall
May through September are months without snowfall.Daylight
In September, the average length of the day is 12h and 27min.On the first day of September, sunrise is at 6:40 am and sunset at 7:43 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 6:55 pm EDT.
Sunshine
The average sunshine in September is 8.4h.UV index
In September, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for average individuals.Note: The UV index of 3 during September translates into the following guidance:
Take necessary precautions - Suggestions to elude sunburn are provided. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
Frequently asked questions
What are the temperatures in McConnellstown in September?
What is the average humidity in September in McConnellstown?
How many days does it rain in September in McConnellstown?
When it does not snow in McConnellstown?
Does it snow in McConnellstown in September?
How many hours of daylight does McConnellstown have in September?
What time are sunrise and sunset in September in McConnellstown?
How long on average sun shines in September in McConnellstown?
What is the UV index intensity in September in McConnellstown?
Average temperature in September
McConnellstown, PA
- Average high temperature in September: 74.3°F
The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (33.1°F).
- Average low temperature in September: 52.7°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 (20.1°F).
Average pressure in September
McConnellstown, 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
McConnellstown, PA
- Average wind speed in September: 4.9mph
The windiest month (with the highest average wind speed) is January (7.9mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).
Average humidity in September
McConnellstown, PA
- Average humidity in September: 79%
The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is July (75%).
Average rainfall in September
McConnellstown, PA
- Average rainfall in September: 1.1"
The wettest month (with the highest rainfall) is May (1.97").
The driest month (with the least rainfall) is November (1.02").
Average rainfall days in September
McConnellstown, PA
- Average rainfall days in September: 9.9 days
The month with the highest number of rainy days is May (16.1 days).
The month with the least rainy days is February (6.4 days).
Average snowfall in September
McConnellstown, PA
- Average snowfall in September: 0"
The month with the highest snowfall is February (3.23").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
McConnellstown, PA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (9.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
McConnellstown, 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 July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in September
McConnellstown, PA
- Average sunshine days in September: 17.1 days
The month with the most sunshine days is November (20.2 days).
The month with the least sunshine days is May (13.3 days).
Average UV index in September
McConnellstown, PA
- Average UV index in September: 3
The month with the highest UV index is June (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
McConnellstown, PA
- Average cloud cover in September: 41
The month with the most cloud cover is January (Cloud cover 59).
The months with the least cloud cover are July and August (Cloud cover 35).
Average visibility in September
McConnellstown, PA
- Average visibility in September: 5mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).
McConnellstown, Pennsylvania, USA
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