September weather forecast
Longmeadow North, MD

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Longmeadow North, Maryland, with temperature in the range of an average high of 77.4°F (25.2°C) and an average low of 63.3°F (17.4°C).

Temperature

With the onset of September, Longmeadow North's climate undergoes a slight change as the average high-temperature moves from a warm 83.7°F (28.7°C) in August to a still moderately hot 77.4°F (25.2°C). Throughout the nights in September, Longmeadow North experiences an average low-temperature of 63.3°F (17.4°C).

Humidity

In September, the average relative humidity is 75%.

Rainfall

The month with the least rainfall is September, when the rain falls for 11.8 days and typically collects 1.89" (48mm) of precipitation.

Snowfall

In Longmeadow North, snow does not fall in May through October.

Daylight

In September, the average length of the day is 12h and 26min.
On the first day of September, sunrise is at 6:35 am and sunset at 7:36 pm. On the last day of the month, sunrise is at 7:01 am and sunset at 6:49 pm EDT.

Sunshine

In September, the average sunshine is 9.2h.

UV index

In September, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the average person.
Note: In September, a regular UV index of 5 translates into these guidelines:
Put precautions into practice - Ensuring skin and eye safety is a necessity. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Updated: Aug 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Longmeadow North in September?

The average high-temperature and low-temperature during September are 77.4°F (25.2°C) and 63.3°F (17.4°C) respectively. The average heat index (a.k.a. 'feels like', 'real feel'), which calculates the temperature value influenced by the moisture in the air, in August is computed to be 91.4°F (33°C).

What is the average humidity in September?

In September, the average relative humidity is 75%.

What is the driest month?

September is the month with the least rainfall. Rain falls for 11.8 days and accumulates 1.89" (48mm) of precipitation.

How many days does it rain in September?

In Longmeadow North, in September, it is raining for 11.8 days, with typically 1.89" (48mm) of accumulated precipitation.

When it does not snow?

May through October are months without snowfall.

What is the average length of the day in September?

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

When are sunrise and sunset in September in Longmeadow North?

On the first day of September, sunrise is at 6:35 am and sunset at 7:36 pm. On the last day of the month, sunrise is at 7:01 am and sunset at 6:49 pm EDT.

How many hours of sunshine does Longmeadow North have in September?

In Longmeadow North, the average sunshine duration in September is 9.2h.

What is the UV index intensity in September in Longmeadow North?

In Longmeadow North, Maryland, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability 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
Longmeadow North, MD

Average temperature in September - Longmeadow North, MD
  • Average high temperature in September: 77.4°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (39.6°F).

  • Average low temperature in September: 63.3°F

The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (28.4°F).

Average pressure in September
Longmeadow North, MD

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

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in September
Longmeadow North, MD

Average wind speed in September - Longmeadow North, MD
  • Average wind speed in September: 7mph

The windiest month (with the highest average wind speed) is March (9.4mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).

Average humidity in September
Longmeadow North, MD

Average humidity in September - Longmeadow North, MD
  • Average humidity in September: 75%

The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are January, March, April and November (72%).

Average rainfall in September
Longmeadow North, MD

Average rainfall in September - Longmeadow North, MD
  • Average rainfall in September: 1.89"

The wettest month (with the highest rainfall) is August (3.54").
The driest month (with the least rainfall) is September (1.89").

Average rainfall days in September
Longmeadow North, MD

Average rainfall days in September - Longmeadow North, MD
  • Average rainfall days in September: 11.8 days

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is November (9.4 days).

Average snowfall in September
Longmeadow North, MD

Average snowfall in September - Longmeadow North, MD
  • Average snowfall in September: 0"

The month with the highest snowfall is January (2.05").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in September
Longmeadow North, MD

Average snowfall days in September - Longmeadow North, MD
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (4.4 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
Longmeadow North, MD

Average daylight in September / Average sunshine in September - Longmeadow North, MD
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in September: 9h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).

Average sunshine days in September
Longmeadow North, MD

Average sunshine days in September - Longmeadow North, MD
  • Average sunshine days in September: 16.4 days

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is May (10.8 days).

Average UV index in September
Longmeadow North, MD

Average UV index in September - Longmeadow North, 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, November and December (UV index 2).

Average cloud cover in September
Longmeadow North, MD

Average cloud cover in September - Longmeadow North, MD
  • Average cloud cover in September: 34

The months with the most cloud cover are February and March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 28).

Average visibility in September
Longmeadow North, MD

Average visibility in September - Longmeadow North, 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).

Longmeadow North, Maryland, USA

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