September weather forecastAmanda Hills, MD

September

Weather in September

The first month of the autumn, September, is also a moderately hot month in Amanda Hills, Maryland, with temperature in the range of an average high of 75°F (23.9°C) and an average low of 57°F (13.9°C).

Temperature

Amanda Hills's weather subtly changes with the onset of September, barely falling from a warm 81.7°F (27.6°C) in August to a still moderately hot 75°F (23.9°C). In Amanda Hills, the September nights cool down to an average low of 57°F (13.9°C).

Humidity

In Amanda Hills, Maryland, the average relative humidity in September is 79%.

Rainfall

In September, the rain falls for 13.8 days. Throughout September, 2.44" (62mm) of precipitation is accumulated. Throughout the year, there are 158.9 rainfall days, and 32.68" (830mm) of precipitation is accumulated.

Snowfall

In Amanda Hills, snow does not fall in May through September.

Daylight

In Amanda Hills, the average length of the day in September is 12h and 26min.
On the first day of September, sunrise is at 6:37 am and sunset at 7:38 pm. On the last day of the month, sunrise is at 7:04 am and sunset at 6:51 pm EDT.

Sunshine

The average sunshine in September in Amanda Hills, Maryland, is 8.7h.

UV index

In September, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the average person.
Note: A maximum high daily UV index of 4 during September translates into the following directions:
Prioritize safety - Recommendations to avert sunburn are shared. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.

Frequently asked questions

In September, in Amanda Hills, the average high-temperature is 75°F (23.9°C), and the average low-temperature is 57°F (13.9°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in August is evaluated at 87.8°F (31°C).

In Amanda Hills, the average relative humidity in September is 79%.

In Amanda Hills, in September, it is raining for 13.8 days, with typically 2.44" (62mm) of accumulated precipitation.

In Amanda Hills, Maryland, snow does not fall in May through September.

In Amanda Hills, in September, it doesn't snow. In October, it regularly snows.

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

On the first day of September, sunrise is at 6:37 am and sunset at 7:38 pm. On the last day of the month, sunrise is at 7:04 am and sunset at 6:51 pm EDT.

The average sunshine duration in September is 8.7h.

The average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium hazard to health from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Amanda Hills, MD

  • Average high temperature in September: 75°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (36.9°F).

  • Average low temperature in September: 57°F

The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (23.9°F).

Average pressure in September
Amanda Hills, 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 (29.94"Hg).

Average wind speed in September
Amanda Hills, MD

  • Average wind speed in September: 5.9mph

The windiest months (with the highest average wind speed) are February and March (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

Average humidity in September
Amanda Hills, MD

  • Average humidity in September: 79%

The month with the highest relative humidity is May (81%).
The months with the lowest relative humidity are January, April, July and November (76%).

Average rainfall in September
Amanda Hills, MD

  • Average rainfall in September: 2.44"

The wettest month (with the highest rainfall) is August (3.9").
The driest month (with the least rainfall) is February (2.13").

Average rainfall days in September
Amanda Hills, MD

  • Average rainfall days in September: 13.8 days

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is January (8.4 days).

Average snowfall in September
Amanda Hills, MD

  • Average snowfall in September: 0"

The month with the highest snowfall is March (4.06").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in September
Amanda Hills, MD

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (6.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Amanda Hills, MD

  • Average daylight in September: 12h and 24min

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 42min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The months with the least sunshine are January and February (Average sunshine: 4h and 36min).

Average sunshine days in September
Amanda Hills, MD

  • Average sunshine days in September: 14.8 days

The month with the most sunshine days is November (18.6 days).
The month with the least sunshine days is July (11.6 days).

Average UV index in September
Amanda Hills, 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).

Average cloud cover in September
Amanda Hills, MD

  • Average cloud cover in September: 39

The months with the most cloud cover are February and March (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 32).

Average visibility in September
Amanda Hills, MD

  • Average visibility in September: 5mi

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