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 subtly indicates a reduction in the average high-temperature, down to an agreeable 71.1°F (21.7°C) from August's moderately hot 77.5°F (25.3°C). An average low-temperature of 51.8°F (11°C) is observed during the September nights.Humidity
In September, the average relative humidity in Olwen Heights is 80%.Rainfall
The months with the least rainfall are January and September Rain falls for 10.6 days and accumulates 1.38" (35mm) of rain.Snowfall
June through September are months without snowfall.Daylight
In Olwen Heights, Pennsylvania, the average length of the day in September is 12h and 28min.On the first day of the month, sunrise is at 6:29 am and sunset at 7:34 pm. On the last day of September, sunrise is at 6:58 am and sunset at 6:45 pm EDT.
Sunshine
In September, the average sunshine is 8.5h.UV index
In September, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum UV index, 3 during September, leads to the following recommendations:
Make use of precautions - Suggestions to resist sunburn are communicated. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Frequently asked questions
What are the temperatures in Olwen Heights in September?
What is the average humidity in September in Olwen Heights?
What is the driest month in Olwen Heights?
How many days does it rain in September in Olwen Heights?
When it does not snow in Olwen Heights?
Does it snow in Olwen Heights in September?
What is the average length of the day in September in Olwen Heights?
When is the sunrise / sunset in September in Olwen Heights?
How long on average sun shines in September in Olwen Heights?
What is the UV index intensity in September in Olwen Heights?
Average temperature in September
Olwen Heights, PA
- Average high temperature in September: 71.1°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (29.8°F).
- Average low temperature in September: 51.8°F
The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is January (18°F).
Average pressure in September
Olwen Heights, PA
- Average pressure in September: 30.06"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in September
Olwen Heights, PA
- Average wind speed in September: 5.9mph
The windiest month (with the highest average wind speed) is February (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in September
Olwen Heights, PA
- Average humidity in September: 80%
The months with the highest relative humidity are February and December (85%).
The months with the lowest relative humidity are April, June and July (78%).
Average rainfall in September
Olwen Heights, PA
- Average rainfall in September: 1.38"
The wettest months (with the highest rainfall) are May and July (2.4").
The driest months (with the least rainfall) are January and September (1.38").
Average rainfall days in September
Olwen Heights, PA
- Average rainfall days in September: 10.6 days
The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is January (5.2 days).
Average snowfall in September
Olwen Heights, PA
- Average snowfall in September: 0"
The month with the highest snowfall is March (5.08").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Olwen Heights, PA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Olwen Heights, PA
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in September: 8h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 3h and 30min).
Average sunshine days in September
Olwen Heights, PA
- Average sunshine days in September: 16.9 days
The month with the most sunshine days is January (18.4 days).
The month with the least sunshine days is May (11 days).
Average UV index in September
Olwen Heights, PA
- Average UV index in September: 3
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in September
Olwen Heights, PA
- Average cloud cover in September: 43
The months with the most cloud cover are February and December (Cloud cover 64).
The month with the least cloud cover is July (Cloud cover 38).
Average visibility in September
Olwen Heights, PA
- Average visibility in September: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
Olwen Heights, Pennsylvania, USA
Weather forecast for your location
2. Allow the app to use your location
