September weather forecast
Mansion House Manor, MD

Share

Weather in September

September, the first month of the autumn in Mansion House Manor, is still a warm month, with an average temperature varying between 77.4°F (25.2°C) and 63.3°F (17.4°C).

Temperature

In Mansion House Manor, the average high-temperature in September gently drops from a moderately hot 83.7°F (28.7°C) in August to a still warm 77.4°F (25.2°C). Mansion House Manor's nights in September cool down to an average low-temperature of 63.3°F (17.4°C).

Humidity

In Mansion House Manor, 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 in Mansion House Manor.

Daylight

In Mansion House Manor, Maryland, the average length of the day in September 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 September, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the average person.
Note: The maximum daily UV index of 5 in September interprets into the following recommendations:
Guard yourself - Precautionary measures against sun damage are advocated. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
[Resources]

Frequently asked questions

What is the temperature in September in Mansion House Manor?

In Mansion House Manor, 77.4°F (25.2°C) is the average high-temperature and 63.3°F (17.4°C) is the average low-temperature during September. In August, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines air temperature and relative humidity, is estimated at 91.4°F (33°C).

What is the average humidity in September in Mansion House Manor?

In September, the average relative humidity in Mansion House Manor, Maryland, is 75%.

What is the driest month in Mansion House Manor?

The month with the least rainfall in Mansion House Manor, Maryland, 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 Mansion House Manor?

In Mansion House Manor, Maryland, in September, it is raining for 11.8 days, with typically 1.89" (48mm) of accumulated precipitation.

When it does not snow in Mansion House Manor?

In Mansion House Manor, snow does not fall in May through October.

How many hours of daylight does Mansion House Manor have in September?

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

What time are sunrise and sunset in September in Mansion House Manor?

On the first day of September in Mansion House Manor, 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 long on average sun shines in September in Mansion House Manor?

In Mansion House Manor, Maryland, the average sunshine duration in September is 9.2h.

How high is the UV index in September in Mansion House Manor?

In September, the average daily maximum UV index in Mansion House Manor, Maryland, is 5. A UV Index of 3 to 5 symbolizes a moderate health threat from exposure to the Sun's UV radiation.
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
Mansion House Manor, MD

Average temperature in September - Mansion House Manor, 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).

[Resources]

Average pressure in September
Mansion House Manor, MD

Average pressure in September - Mansion House Manor, 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).

[Resources]

Average wind speed in September
Mansion House Manor, MD

Average wind speed in September - Mansion House Manor, 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).

[Resources]

Average humidity in September
Mansion House Manor, MD

Average humidity in September - Mansion House Manor, 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%).

[Resources]

Average rainfall in September
Mansion House Manor, MD

Average rainfall in September - Mansion House Manor, 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").

[Resources]

Average rainfall days in September
Mansion House Manor, MD

Average rainfall days in September - Mansion House Manor, 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).

[Resources]

Average snowfall in September
Mansion House Manor, MD

Average snowfall in September - Mansion House Manor, 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").

[Resources]

Average snowfall days in September
Mansion House Manor, MD

Average snowfall days in September - Mansion House Manor, 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).

[Resources]

Average daylight in September /
Average sunshine in September
Mansion House Manor, MD

Average daylight in September / Average sunshine in September - Mansion House Manor, 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).

[Resources]

Average sunshine days in September
Mansion House Manor, MD

Average sunshine days in September - Mansion House Manor, 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).

[Resources]

Average UV index in September
Mansion House Manor, MD

Average UV index in September - Mansion House Manor, 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).

[Resources]

Average cloud cover in September
Mansion House Manor, MD

Average cloud cover in September - Mansion House Manor, 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).

[Resources]

Average visibility in September
Mansion House Manor, MD

Average visibility in September - Mansion House Manor, 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).

[Resources]

Mansion House Manor, Maryland, USA

Weather forecast for your location

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