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 arrival of September corresponds with a minor reduction in the average high-temperature, down from August's moderately hot 78.1°F (25.6°C) to a pleasant 71.1°F (21.7°C). Jessup in September anticipates an average nighttime temperature of 51.1°F (10.6°C).Humidity
In September, the average relative humidity in Jessup is 80%.Rainfall
January and September are months with the least rain in Jessup when the rain falls for 11.3 days and typically aggregates up to 1.73" (44mm) of rain.Snowfall
In Jessup, snow does not fall in June through September.Daylight
In Jessup, 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 in Jessup, Pennsylvania, is 8.4h.UV index
The average daily maximum UV index in September in Jessup is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: The UV index of 3 during September translates into the following guidance:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
Frequently asked questions
What is the temperature in September in Jessup?
What is the average humidity in September in Jessup?
What is the driest month in Jessup?
How much does it rain in Jessup in September?
When it does not snow in Jessup?
Does it snow in Jessup in September?
What is the average length of the day in September in Jessup?
What time are sunrise and sunset in September in Jessup?
How long on average sun shines in September in Jessup?
How high is the UV index in September in Jessup?
Average temperature in September
Jessup, PA
- Average high temperature in September: 71.1°F
The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (30°F).
- Average low temperature in September: 51.1°F
The month with the highest average low temperature is July (58.5°F).
The coldest month (with the lowest average low temperature) is January (18°F).
Average pressure in September
Jessup, PA
- Average pressure in September: 30.06"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in September
Jessup, PA
- Average wind speed in September: 5.9mph
The windiest month (with the highest average wind speed) is February (8.4mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in September
Jessup, 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
Jessup, PA
- Average rainfall in September: 1.73"
The wettest month (with the highest rainfall) is May (2.56").
The driest months (with the least rainfall) are January and September (1.73").
Average rainfall days in September
Jessup, PA
- Average rainfall days in September: 11.3 days
The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is January (6.3 days).
Average snowfall in September
Jessup, PA
- Average snowfall in September: 0"
The month with the highest snowfall is January (5.67").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Jessup, PA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (15.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Jessup, 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 2min
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 18min).
Average sunshine days in September
Jessup, PA
- Average sunshine days in September: 16.5 days
The month with the most sunshine days is September (16.5 days).
The month with the least sunshine days is April (10 days).
Average UV index in September
Jessup, 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
Jessup, PA
- Average cloud cover in September: 44
The months with the most cloud cover are February and December (Cloud cover 66).
The month with the least cloud cover is July (Cloud cover 38).
Average visibility in September
Jessup, 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).
Jessup, Pennsylvania, USA
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