September weather forecast
Chartridge, MD

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Weather in September

September, the first month of the autumn in Chartridge, is also a moderately hot month, with an average temperature fluctuating between 77.4°F (25.2°C) and 63.3°F (17.4°C).

Temperature

Chartridge's weather subtly changes with the onset of September, barely falling from a moderately hot 83.7°F (28.7°C) in August to a still warm 77.4°F (25.2°C). The average temperature during September nights in Chartridge, Maryland, is registered at an enjoyable 63.3°F (17.4°C).

Humidity

In September, the average relative humidity in Chartridge is 75%.

Rainfall

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

Snowfall

In Chartridge, Maryland, snow does not fall in May through October.

Daylight

In Chartridge, the average length of the day in September is 12h and 26min.
On the first day of the month, sunrise is at 6:35 am and sunset at 7:36 pm. On the last day of September, in Chartridge, Maryland, sunrise is at 7:02 am and sunset at 6:50 pm EDT.

Sunshine

In Chartridge, the average sunshine in September is 9.2h.

UV index

In Chartridge, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: A maximum high daily UV index of 5 during September translates into the following directions:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
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Frequently asked questions

What are the temperatures in Chartridge in September?

An average high-temperature, in September, in Chartridge, is 77.4°F (25.2°C) and the average low-temperature is 63.3°F (17.4°C). The average heat index (a.k.a. 'feels like', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in August is estimated at 91.4°F (33°C).

What is the average humidity in September in Chartridge?

The average relative humidity in September in Chartridge, Maryland, is 75%.

What is the driest month in Chartridge?

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

How much does it rain in Chartridge in September?

In Chartridge, in September, during 11.8 rainfall days, 1.89" (48mm) of precipitation is typically accumulated.

When it does not snow in Chartridge?

May through October are months without snowfall.

How many hours of daylight does Chartridge have in September?

The average day length in September is 12h and 26min.

When are sunrise and sunset in September in Chartridge?

On the first day of September in Chartridge, Maryland, sunrise is at 6:35 am and sunset at 7:36 pm. On the last day of the month, sunrise is at 7:02 am and sunset at 6:50 pm EDT.

How long on average sun shines in September in Chartridge?

The average sunshine duration in September is 9.2h.

What is the UV index intensity in September in Chartridge?

In September, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health 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
Chartridge, MD

Average temperature in September - Chartridge, 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).

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Average pressure in September
Chartridge, MD

Average pressure in September - Chartridge, 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).

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Average wind speed in September
Chartridge, MD

Average wind speed in September - Chartridge, 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).

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Average humidity in September
Chartridge, MD

Average humidity in September - Chartridge, 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%).

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Average rainfall in September
Chartridge, MD

Average rainfall in September - Chartridge, 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").

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Average rainfall days in September
Chartridge, MD

Average rainfall days in September - Chartridge, 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).

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Average snowfall in September
Chartridge, MD

Average snowfall in September - Chartridge, 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").

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Average snowfall days in September
Chartridge, MD

Average snowfall days in September - Chartridge, 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).

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Average daylight in September /
Average sunshine in September
Chartridge, MD

Average daylight in September / Average sunshine in September - Chartridge, 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).

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Average sunshine days in September
Chartridge, MD

Average sunshine days in September - Chartridge, 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).

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Average UV index in September
Chartridge, MD

Average UV index in September - Chartridge, 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).

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Average cloud cover in September
Chartridge, MD

Average cloud cover in September - Chartridge, 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).

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Average visibility in September
Chartridge, MD

Average visibility in September - Chartridge, 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).

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Chartridge, Maryland, USA

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