September weather forecast
Greenvale Village, MD

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Weather in September

September, the first month of the autumn in Greenvale Village, is still a warm month, with an average temperature ranging between max 75°F (23.9°C) and min 55.9°F (13.3°C).

Temperature

As August makes way for September, Greenvale Village's average high-temperature eases from 81.9°F (27.7°C) to a still warm 75°F (23.9°C). Nighttime temperature lowers to an average of 55.9°F (13.3°C) in September.

Humidity

In Greenvale Village, the average relative humidity in September is 79%.

Rainfall

September is the month with the least rainfall in Greenvale Village. Rain falls for 12.8 days and accumulates 2.01" (51mm) of precipitation.

Snowfall

May through September are months without snowfall in Greenvale Village.

Daylight

In September, the average length of the day is 12h and 26min.
On the first day of the month, sunrise is at 6:39 am and sunset at 7:41 pm. On the last day of September, sunrise is at 7:06 am and sunset at 6:54 pm EDT.

Sunshine

In September, the average sunshine is 8.7h.

UV index

In September, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: In September, the UV index of 4 transforms into the following advice:
Take measures. Individuals with light skin might experience burns in under 30 minutes. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
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Frequently asked questions

What are September temperatures in Greenvale Village?

In September, in Greenvale Village, the average high-temperature is 75°F (23.9°C), and the average low-temperature is 55.9°F (13.3°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in August is estimated at 87.8°F (31°C).

What is the average humidity in September in Greenvale Village?

In Greenvale Village, Maryland, the average relative humidity in September is 79%.

What is the driest month in Greenvale Village?

September is the month with the least rainfall. Rain falls for 12.8 days and accumulates 2.01" (51mm) of precipitation.

How much does it rain in Greenvale Village in September?

In Greenvale Village, in September, it is raining for 12.8 days, with typically 2.01" (51mm) of accumulated precipitation.

When it does not snow in Greenvale Village?

May through September are months without snowfall in Greenvale Village.

Does it snow in Greenvale Village in September?

In Greenvale Village, in September, it doesn't snow. In October, it regularly snows.

What is the average length of the day in September in Greenvale Village?

The average day length in September in Greenvale Village, Maryland, is 12h and 26min.

When is the sunrise / sunset in September in Greenvale Village?

On the first day of September in Greenvale Village, sunrise is at 6:39 am and sunset at 7:41 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 6:54 pm EDT.

How many hours of sunshine does Greenvale Village have in September?

The average sunshine duration in September in Greenvale Village is 8.7h.

What is the UV index intensity in September in Greenvale Village?

The average daily maximum UV index in September in Greenvale Village is 4. A UV Index reading of 3 to 5 represents a medium health risk 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
Greenvale Village, MD

Average temperature in September - Greenvale Village, MD
  • Average high temperature in September: 75°F

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (35.8°F).

  • Average low temperature in September: 55.9°F

The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (22.6°F).

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Average pressure in September
Greenvale Village, MD

Average pressure in September - Greenvale Village, MD
  • Average pressure in September: 30.06"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in September
Greenvale Village, MD

Average wind speed in September - Greenvale Village, MD
  • Average wind speed in September: 5.2mph

The windiest month (with the highest average wind speed) is January (7.9mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).

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Average humidity in September
Greenvale Village, MD

Average humidity in September - Greenvale Village, MD
  • Average humidity in September: 79%

The month with the highest relative humidity is October (80%).
The month with the lowest relative humidity is July (75%).

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Average rainfall in September
Greenvale Village, MD

Average rainfall in September - Greenvale Village, MD
  • Average rainfall in September: 2.01"

The wettest month (with the highest rainfall) is May (3.5").
The driest month (with the least rainfall) is September (2.01").

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Average rainfall days in September
Greenvale Village, MD

Average rainfall days in September - Greenvale Village, MD
  • Average rainfall days in September: 12.8 days

The month with the highest number of rainy days is May (18.6 days).
The month with the least rainy days is January (8.2 days).

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Average snowfall in September
Greenvale Village, MD

Average snowfall in September - Greenvale Village, MD
  • Average snowfall in September: 0"

The month with the highest snowfall is January (6.81").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in September
Greenvale Village, MD

Average snowfall days in September - Greenvale Village, MD
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (9.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
Greenvale Village, MD

Average daylight in September / Average sunshine in September - Greenvale Village, 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 24min).

  • Average sunshine in September: 8h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

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Average sunshine days in September
Greenvale Village, MD

Average sunshine days in September - Greenvale Village, MD
  • Average sunshine days in September: 15.9 days

The month with the most sunshine days is November (18.2 days).
The month with the least sunshine days is May (10.6 days).

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Average UV index in September
Greenvale Village, MD

Average UV index in September - Greenvale Village, MD
  • Average UV index in September: 4

The months with the highest UV index are May, June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in September
Greenvale Village, MD

Average cloud cover in September - Greenvale Village, MD
  • Average cloud cover in September: 39

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is July (Cloud cover 33).

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Average visibility in September
Greenvale Village, MD

Average visibility in September - Greenvale Village, MD
  • Average visibility in September: 5mi

The months with the highest visibility are April, June and July (6mi).
The months with the lowest visibility are January, February, March, May, August, September, October, November and December (5mi).

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Greenvale Village, Maryland, USA

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