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
September heralds a minor drop in average high-temperature, sliding from August's warm 78.4°F (25.8°C) to an agreeable 72.3°F (22.4°C). Alverda's average low-temperature for the month of September records at a fresh 52.7°F (11.5°C).Humidity
In September, the average relative humidity in Alverda is 80%.Rainfall
The month with the least rainfall is September, when the rain falls for 9.2 days and typically collects 0.55" (14mm) of precipitation.Snowfall
In Alverda, Pennsylvania, snow does not fall in June through September.Daylight
In September, the average length of the day is 12h and 27min.On the first day of the month, sunrise is at 6:43 am and sunset at 7:47 pm. On the last day of September, in Alverda, Pennsylvania, sunrise is at 7:11 am and sunset at 6:58 pm EDT.
Sunshine
The average sunshine in September is 8.4h.UV index
The average daily maximum UV index in September in Alverda, Pennsylvania, is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for average individuals.Note: The maximum daily UV index, 3 in September, converts into the following recommendations:
Ensure safety - Sun damage prevention is strongly urged. Around midday, solar radiation is most harmful; hence, exposure should be limited. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Frequently asked questions
What is the temperature in September in Alverda?
What is the average humidity in September in Alverda?
What is the driest month in Alverda?
How much does it rain in Alverda in September?
When it does not snow in Alverda?
Does it snow in Alverda in September?
What is the average length of the day in September in Alverda?
When is the sunrise / sunset in September in Alverda?
How long on average sun shines in September in Alverda?
How high is the UV index in September in Alverda?
Average temperature in September
Alverda, PA
- Average high temperature in September: 72.3°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 (30.4°F).
- Average low temperature in September: 52.7°F
The month with the highest average low temperature is July (58.8°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).
Average pressure in September
Alverda, PA
- Average pressure in September: 30.06"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in September
Alverda, PA
- Average wind speed in September: 5.9mph
The windiest month (with the highest average wind speed) is January (9.8mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in September
Alverda, PA
- Average humidity in September: 80%
The month with the highest relative humidity is February (87%).
The months with the lowest relative humidity are April, June, July and August (78%).
Average rainfall in September
Alverda, PA
- Average rainfall in September: 0.55"
The wettest month (with the highest rainfall) is May (1.26").
The driest month (with the least rainfall) is September (0.55").
Average rainfall days in September
Alverda, PA
- Average rainfall days in September: 9.2 days
The month with the highest number of rainy days is May (15.6 days).
The month with the least rainy days is January (5.8 days).
Average snowfall in September
Alverda, PA
- Average snowfall in September: 0"
The month with the highest snowfall is January (2.64").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Alverda, PA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (12.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Alverda, PA
- Average daylight in September: 12h and 3min
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: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).
Average sunshine days in September
Alverda, PA
- Average sunshine days in September: 17.5 days
The month with the most sunshine days is November (19.9 days).
The month with the least sunshine days is May (12.3 days).
Average UV index in September
Alverda, PA
- Average UV index in September: 3
The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Alverda, PA
- Average cloud cover in September: 42
The month with the most cloud cover is January (Cloud cover 72).
The month with the least cloud cover is August (Cloud cover 38).
Average visibility in September
Alverda, PA
- Average visibility in September: 5mi
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October, November and December (5mi).
Alverda, Pennsylvania, USA
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