September weather forecast
Emmertsville, MD

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Weather in September

September, the first month of the autumn in Emmertsville, is still a warm month, with an average temperature fluctuating between 76.1°F (24.5°C) and 56.8°F (13.8°C).

Temperature

With the beginning of September, the average high-temperature shows a small decrease, transitioning from 83.3°F (28.5°C) in August to a still moderately hot 76.1°F (24.5°C). Emmertsville cools down to an average low-temperature of 56.8°F (13.8°C) throughout the month of September.

Humidity

In September, the average relative humidity in Emmertsville is 78%.

Rainfall

In Emmertsville, during September, the rain falls for 13.5 days and regularly aggregates up to 2.09" (53mm) of precipitation. In Emmertsville, during the entire year, the rain falls for 162.4 days and collects up to 30.16" (766mm) of precipitation.

Snowfall

May through September are months without snowfall in Emmertsville.

Daylight

In September, the average length of the day in Emmertsville, Maryland, 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, in Emmertsville, sunrise is at 7:06 am and sunset at 6:54 pm EDT.

Sunshine

In Emmertsville, the average sunshine in September is 8.7h.

UV index

The average daily maximum UV index in September in Emmertsville is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum UV index, 4 during September, leads to the following recommendations:
Put precautions into practice - Guidance to elude sunburn is provided. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
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Frequently asked questions

What are the temperatures in Emmertsville in September?

The average high-temperature and low-temperature in Emmertsville, Maryland, during September are 76.1°F (24.5°C) and 56.8°F (13.8°C) respectively. The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), 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 Emmertsville?

In September, the average relative humidity in Emmertsville is 78%.

How many days does it rain in September in Emmertsville?

In September, the rain falls for 13.5 days. Throughout September, 2.09" (53mm) of precipitation is accumulated.

When it does not snow in Emmertsville?

May through September are months without snowfall.

Does it snow in Emmertsville in September?

In Emmertsville, Maryland, in September, it doesn't snow. In October, it regularly snows.

What is the average length of the day in September in Emmertsville?

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

When is the sunrise / sunset in September in Emmertsville?

In September, on the first day of the month, 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 long on average sun shines in September in Emmertsville?

The average sunshine duration in September in Emmertsville is 8.7h.

What is the UV index intensity in September in Emmertsville?

The average daily maximum UV index in September in Emmertsville is 4. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from unsafe 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
Emmertsville, MD

Average temperature in September - Emmertsville, MD
  • Average high temperature in September: 76.1°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 (37°F).

  • Average low temperature in September: 56.8°F

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).

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Average pressure in September
Emmertsville, MD

Average pressure in September - Emmertsville, 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
Emmertsville, MD

Average wind speed in September - Emmertsville, MD
  • Average wind speed in September: 5.1mph

The windiest months (with the highest average wind speed) are January, February and March (7.6mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).

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Average humidity in September
Emmertsville, MD

Average humidity in September - Emmertsville, MD
  • Average humidity in September: 78%

The months with the highest relative humidity are May, October and December (79%).
The month with the lowest relative humidity is July (74%).

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Average rainfall in September
Emmertsville, MD

Average rainfall in September - Emmertsville, MD
  • Average rainfall in September: 2.09"

The wettest month (with the highest rainfall) is July (3.27").
The driest month (with the least rainfall) is January (1.97").

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Average rainfall days in September
Emmertsville, MD

Average rainfall days in September - Emmertsville, MD
  • Average rainfall days in September: 13.5 days

The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is November (9.4 days).

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Average snowfall in September
Emmertsville, MD

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

The month with the highest snowfall is January (4.72").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in September
Emmertsville, MD

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

The month with the highest number of snowfall days is January (7.8 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
Emmertsville, MD

Average daylight in September / Average sunshine in September - Emmertsville, 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 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

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Average sunshine days in September
Emmertsville, MD

Average sunshine days in September - Emmertsville, MD
  • Average sunshine days in September: 14.7 days

The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is April (11 days).

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Average UV index in September
Emmertsville, MD

Average UV index in September - Emmertsville, MD
  • Average UV index in September: 4

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, November and December (UV index 2).

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Average cloud cover in September
Emmertsville, MD

Average cloud cover in September - Emmertsville, MD
  • Average cloud cover in September: 39

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 32).

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Average visibility in September
Emmertsville, MD

Average visibility in September - Emmertsville, MD
  • Average visibility in September: 5mi

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

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Emmertsville, Maryland, USA

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