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
Start of September brings a slight shift in the average high-temperature, dipping a bit from August's 80.8°F (27.1°C) to a still warm 75.4°F (24.1°C). Nighttime readings during September register a minimal drop from daytime highs, averaging at an enjoyable 67.3°F (19.6°C).Humidity
The average relative humidity in September is 78%.Rainfall
In September, the rain falls for 12.3 days. Throughout September, 1.3" (33mm) of precipitation is accumulated. Throughout the year, there are 139.3 rainfall days, and 16.85" (428mm) of precipitation is accumulated.Snowfall
In Newark, snow does not fall in April through October.Daylight
In Newark, the average length of the day in September is 12h and 25min.On the first day of the month, sunrise is at 6:31 am and sunset at 7:30 pm. On the last day of September, sunrise is at 6:56 am and sunset at 6:45 pm EDT.
Sunshine
In Newark, the average sunshine in September is 9.5h.UV index
In Newark, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the average person.Note: In September, the average maximum UV index of 5 translates into the following recommendations:
Exercise prevention - Precautions against solar damage are endorsed. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in September?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
How many hours of daylight does Newark have in September?
What time are sunrise and sunset in September?
How many hours of sunshine does Newark have in September?
What is the UV index reading in September?
Average temperature in September
Newark, MD
- Average high temperature in September: 75.4°F
The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (42.4°F).
- Average low temperature in September: 67.3°F
The month with the highest average low temperature is July (73°F).
The coldest month (with the lowest average low temperature) is January (32.5°F).
Average pressure in September
Newark, MD
- Average pressure in September: 30.04"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
Newark, MD
- Average wind speed in September: 9.8mph
The windiest month (with the highest average wind speed) is January (12.1mph).
The calmest month (with the lowest average wind speed) is August (8.1mph).
Average humidity in September
Newark, MD
- Average humidity in September: 78%
The month with the highest relative humidity is May (81%).
The months with the lowest relative humidity are January and November (74%).
Average rainfall in September
Newark, MD
- Average rainfall in September: 1.3"
The wettest month (with the highest rainfall) is July (2.05").
The driest month (with the least rainfall) is January (1.06").
Average rainfall days in September
Newark, MD
- Average rainfall days in September: 12.3 days
The month with the highest number of rainy days is July (15.5 days).
The month with the least rainy days is January (8.1 days).
Average snowfall in September
Newark, MD
- Average snowfall in September: 0"
The month with the highest snowfall is January (0.43").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Newark, MD
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (2.9 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Newark, MD
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in September: 9h and 3min
The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is February (Average sunshine: 5h and 18min).
Average sunshine days in September
Newark, MD
- Average sunshine days in September: 15.1 days
The month with the most sunshine days is January (18.9 days).
The month with the least sunshine days is July (12.4 days).
Average UV index in September
Newark, MD
- Average UV index in September: 5
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in September
Newark, MD
- Average cloud cover in September: 30
The month with the most cloud cover is March (Cloud cover 44).
The month with the least cloud cover is July (Cloud cover 25).
Average visibility in September
Newark, MD
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Newark, Maryland, USA
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