September weather forecast
Altoona Beach, MD

Share

Weather in September

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

As August makes way for September, Altoona Beach's average high-temperature eases from a warm 83.7°F (28.7°C) to a still moderately hot 77.4°F (25.2°C). Throughout the month of September, Altoona Beach observes an average nighttime temperature of 63.3°F (17.4°C).

Humidity

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

Rainfall

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

Snowfall

May through October are months without snowfall.

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 Altoona Beach, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for average individuals.
Note: The maximum daily UV index of 5 during September translates into the following directions:
Adopt protective measures - Suggestions to resist sunburn are offered. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Updated: Aug 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are September temperatures?

In September, in Altoona Beach, the average high-temperature is 77.4°F (25.2°C), and the average low-temperature is 63.3°F (17.4°C). In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, is appraised at 91.4°F (33°C).

What is the average humidity in September?

The average relative humidity in September is 75%.

What is the driest month?

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

How much does it rain in September?

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

When it does not snow?

In Altoona Beach, snow does not fall in May through October.

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

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

What time are sunrise and sunset in September?

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 Altoona Beach have in September?

In Altoona Beach, the average sunshine duration in September is 9.2h.

What is the UV index intensity in September?

In September, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate health threat 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
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).

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).

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).

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%).

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").

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).

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").

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).

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).

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).

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).

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).

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).

Altoona Beach, Maryland, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location