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 transition into September is accompanied by a slight temperature decrease, with the average high-temperature shifting from 81.7°F (27.6°C) in August to a still moderately hot 74.3°F (23.5°C). During September, Roxbury consistently records a temperature low averaging a mild 55.4°F (13°C).Humidity
In Roxbury, the average relative humidity in September is 79%.Rainfall
In Roxbury, during September, the rain falls for 13.9 days and regularly aggregates up to 1.89" (48mm) of precipitation. Throughout the year, there are 156 rainfall days, and 27.2" (691mm) of precipitation is accumulated.Snowfall
In Roxbury, snow does not fall in June through September.Daylight
In Roxbury, the average length of the day in September is 12h and 26min.On the first day of September in Roxbury, sunrise is at 6:39 am and sunset at 7:41 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 6:54 pm EDT.
Sunshine
The average sunshine in September is 8.5h.UV index
In Roxbury, 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: The maximum UV index of 4 during September leads to these instructions:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Frequently asked questions
What are the temperatures in Roxbury in September?
What is the average humidity in September in Roxbury?
How much does it rain in Roxbury in September?
When it does not snow in Roxbury?
Does it snow in Roxbury in September?
How many hours of daylight does Roxbury have in September?
When is the sunrise / sunset in September in Roxbury?
How many hours of sunshine does Roxbury have in September?
What is the UV index intensity in September in Roxbury?
Average temperature in September
Roxbury, 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 (35.1°F).
- Average low temperature in September: 55.4°F
The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (22.1°F).
Average pressure in September
Roxbury, 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
Roxbury, PA
- Average wind speed in September: 5.1mph
The windiest month (with the highest average wind speed) is January (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).
Average humidity in September
Roxbury, PA
- Average humidity in September: 79%
The months with the highest relative humidity are February and October (80%).
The month with the lowest relative humidity is July (75%).
Average rainfall in September
Roxbury, PA
- Average rainfall in September: 1.89"
The wettest month (with the highest rainfall) is May (2.95").
The driest month (with the least rainfall) is January (1.85").
Average rainfall days in September
Roxbury, PA
- Average rainfall days in September: 13.9 days
The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is January (7.3 days).
Average snowfall in September
Roxbury, PA
- Average snowfall in September: 0"
The month with the highest snowfall is January (4.92").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Roxbury, PA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (8.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Roxbury, 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 3min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).
Average sunshine days in September
Roxbury, PA
- Average sunshine days in September: 14.3 days
The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is May (11.6 days).
Average UV index in September
Roxbury, PA
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in September
Roxbury, PA
- Average cloud cover in September: 40
The months with the most cloud cover are January, February and December (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility in September
Roxbury, PA
- Average visibility in September: 5mi
The months with the highest visibility are April, June, July, November and December (6mi).
The months with the lowest visibility are January, February, March, May, August, September and October (5mi).
Roxbury, Pennsylvania, USA
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