September weather forecast
Altoona Beach, MD

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Weather in September

September, the first month of the autumn in Altoona Beach, is also a moderately hot month, 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

In Altoona Beach, the average high-temperature in September gently drops from 83.7°F (28.7°C) in August to a still warm 77.4°F (25.2°C). During September, the average low-temperature in Altoona Beach is an enjoyable 63.3°F (17.4°C).

Humidity

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

Rainfall

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

Snowfall

May through October are months without snowfall in Altoona Beach.

Daylight

In September, the average length of the day 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, 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 Altoona Beach, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: The average daily UV index of 5 in September transforms into the following instructions:
Guard yourself - Avoiding sunburn is suggested. It's recommended to limit sun exposure when its radiation is at its peak during midday. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
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Frequently asked questions

What is the temperature in September in Altoona Beach?

The average high-temperature, in September, in Altoona Beach, is 77.4°F (25.2°C), while the average low-temperature is 63.3°F (17.4°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which factors the actual air temperature with the relative humidity, in August is appraised at 91.4°F (33°C).

What is the average humidity in September in Altoona Beach?

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

What is the driest month in Altoona Beach?

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

How many days does it rain in September in Altoona Beach?

In September, the rain falls for 11.8 days. Throughout September, 1.89" (48mm) of precipitation is accumulated.

When it does not snow in Altoona Beach?

May through October are months without snowfall in Altoona Beach, Maryland.

How many hours of daylight does Altoona Beach have in September?

The average day length in September in Altoona Beach, Maryland, is 12h and 26min.

When are sunrise and sunset in September in Altoona Beach?

On the first day of September in Altoona Beach, Maryland, 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 Altoona Beach have in September?

The average sunshine duration in September is 9.2h.

What is the UV index reading in September in Altoona Beach?

The average daily maximum UV index in September in Altoona Beach, Maryland, is 5. A UV Index reading of 3 to 5 represents 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
Altoona Beach, MD

Average temperature in September - Altoona Beach, 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
Altoona Beach, MD

Average pressure in September - Altoona Beach, 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
Altoona Beach, MD

Average wind speed in September - Altoona Beach, 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
Altoona Beach, MD

Average humidity in September - Altoona Beach, 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
Altoona Beach, MD

Average rainfall in September - Altoona Beach, 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
Altoona Beach, MD

Average rainfall days in September - Altoona Beach, 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
Altoona Beach, MD

Average snowfall in September - Altoona Beach, 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
Altoona Beach, MD

Average snowfall days in September - Altoona Beach, 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
Altoona Beach, MD

Average daylight in September / Average sunshine in September - Altoona Beach, 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
Altoona Beach, MD

Average sunshine days in September - Altoona Beach, 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
Altoona Beach, MD

Average UV index in September - Altoona Beach, 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
Altoona Beach, MD

Average cloud cover in September - Altoona Beach, 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
Altoona Beach, MD

Average visibility in September - Altoona Beach, 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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Altoona Beach, Maryland, USA

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