September weather forecast
Newcomb, MD

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Newcomb, Maryland, with an average temperature fluctuating between 64°F (17.8°C) and 76.6°F (24.8°C).

Temperature

Newcomb's weather in September involves a mild decrease in the average high-temperature, moving down slightly from August's warm 82.9°F (28.3°C) to a still moderately hot 76.6°F (24.8°C). Nighttime temperatures consistently average an enjoyable 64°F (17.8°C) during September.

Humidity

In Newcomb, the average relative humidity in September is 77%.

Rainfall

In Newcomb, in September, during 14.4 rainfall days, 2.72" (69mm) of precipitation is typically accumulated. In Newcomb, during the entire year, the rain falls for 157.2 days and collects up to 33.27" (845mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

In September, the average length of the day is 12h and 26min.
On the first day of the month, sunrise is at 6:34 am and sunset at 7:34 pm. On the last day of September, sunrise is at 7:00 am and sunset at 6:48 pm EDT.

Sunshine

In Newcomb, the average sunshine in September is 9.4h.

UV index

In Newcomb, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for average individuals.
Note: In September, an average UV index of 5 transforms into the following instructions:
Act with care - Obligation to protect against skin and eye damage is highlighted. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. A hat with a broad brim is indispensable, filtering out up to half of UV rays.

Frequently asked questions

What is the temperature in September?

In Newcomb, 76.6°F (24.8°C) is the average high-temperature and 64°F (17.8°C) is the average low-temperature during September. The average heat index (a.k.a. 'apparent temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in August is calculated to be 89.6°F (32°C).

What is the average humidity in September in Newcomb?

The average relative humidity in September is 77%.

How much does it rain in Newcomb in September?

In September, the rain falls for 14.4 days. Throughout September, 2.72" (69mm) of precipitation is accumulated.

When it does not snow?

May through October are months without snowfall.

How many hours of daylight does Newcomb have in September?

In September, the average day length is 12h and 26min.

When are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 6:34 am and sunset at 7:34 pm. On the last day of the month, sunrise is at 7:00 am and sunset at 6:48 pm EDT.

How long on average sun shines in September?

In Newcomb, the average sunshine duration in September is 9.4h.

What is the UV index intensity in September?

In Newcomb, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Newcomb, MD

Average temperature in September - Newcomb, MD
  • Average high temperature in September: 76.6°F

The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (40.5°F).

  • Average low temperature in September: 64°F

The month with the highest average low temperature is July (71.8°F).
The coldest month (with the lowest average low temperature) is January (30°F).

Average pressure in September
Newcomb, MD

Average pressure in September - Newcomb, MD
  • Average pressure in September: 30.05"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in September
Newcomb, MD

Average wind speed in September - Newcomb, MD
  • Average wind speed in September: 7.8mph

The windiest months (with the highest average wind speed) are February and March (10.1mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).

Average humidity in September
Newcomb, MD

Average humidity in September - Newcomb, MD
  • Average humidity in September: 77%

The month with the highest relative humidity is May (79%).
The months with the lowest relative humidity are January and November (73%).

Average rainfall in September
Newcomb, MD

Average rainfall in September - Newcomb, MD
  • Average rainfall in September: 2.72"

The wettest month (with the highest rainfall) is August (4.17").
The driest month (with the least rainfall) is January (1.93").

Average rainfall days in September
Newcomb, MD

Average rainfall days in September - Newcomb, MD
  • Average rainfall days in September: 14.4 days

The month with the highest number of rainy days is May (17.2 days).
The months with the least rainy days are January and November (8.8 days).

Average snowfall in September
Newcomb, MD

Average snowfall in September - Newcomb, MD
  • Average snowfall in September: 0"

The month with the highest snowfall is March (1.22").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in September
Newcomb, MD

Average snowfall days in September - Newcomb, MD
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (3.2 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
Newcomb, MD

Average daylight in September / Average sunshine in September - Newcomb, 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 30min).

  • Average sunshine in September: 9h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The months with the least sunshine are February and December (Average sunshine: 5h and 12min).

Average sunshine days in September
Newcomb, MD

Average sunshine days in September - Newcomb, MD
  • Average sunshine days in September: 13.8 days

The month with the most sunshine days is November (19.7 days).
The months with the least sunshine days are May and August (11.8 days).

Average UV index in September
Newcomb, MD

Average UV index in September - Newcomb, 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 and December (UV index 2).

Average cloud cover in September
Newcomb, MD

Average cloud cover in September - Newcomb, MD
  • Average cloud cover in September: 33

The month with the most cloud cover is March (Cloud cover 44).
The month with the least cloud cover is July (Cloud cover 27).

Average visibility in September
Newcomb, MD

Average visibility in September - Newcomb, 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).

Newcomb, Maryland, USA

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