September weather forecast
Hadley Farms, MD

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Hadley Farms, Maryland, with temperature in the range of an average low of 59.9°F (15.5°C) and an average high of 77.7°F (25.4°C).

Temperature

Start of September brings a slight shift in the average high-temperature, dipping a bit from August's 84.6°F (29.2°C) to a still moderately hot 77.7°F (25.4°C). Nighttime temperatures hover around an average low of 59.9°F (15.5°C) in September.

Humidity

The average relative humidity in September is 75%.

Rainfall

In September, the rain falls for 12.9 days. Throughout September, 1.97" (50mm) of precipitation is accumulated. In Hadley Farms, during the entire year, the rain falls for 154.8 days and collects up to 29.09" (739mm) of precipitation.

Snowfall

In Hadley Farms, snow does not fall in June through October.

Daylight

In Hadley Farms, 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 6:52 pm EDT.

Sunshine

In Hadley Farms, Maryland, the average sunshine in September is 9h.

UV index

In Hadley Farms, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the average person.
Note: A maximum daily UV index of 5 during September morphs into the following directions:
Put precautions into practice - Guidance to elude sunburn is provided. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.

Frequently asked questions

What is the average September temperature?

The average high-temperature and low-temperature during September are 77.7°F (25.4°C) and 59.9°F (15.5°C) respectively. The average heat index (a.k.a. 'real feel', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in August is computed to be 93.2°F (34°C).

What is the average humidity in September?

The average relative humidity in September is 75%.

How much does it rain in September?

In Hadley Farms, in September, during 12.9 rainfall days, 1.97" (50mm) of precipitation is typically accumulated.

When it does not snow?

June through October are months without snowfall.

How many hours of daylight does Hadley Farms have in September?

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

What time are sunrise and sunset in September?

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 6:52 pm EDT.

How many hours of sunshine does Hadley Farms have in September?

In Hadley Farms, the average sunshine duration in September is 9h.

What is the UV index intensity in September?

In September, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a medium hazard to health from unprotected exposure to 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
Hadley Farms, MD

Average temperature in September - Hadley Farms, MD
  • Average high temperature in September: 77.7°F

The warmest month (with the highest average high temperature) is July (86.9°F).
The month with the lowest average high temperature is January (38.8°F).

  • Average low temperature in September: 59.9°F

The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).

Average pressure in September
Hadley Farms, MD

Average pressure in September - Hadley Farms, 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 (29.95"Hg).

Average wind speed in September
Hadley Farms, MD

Average wind speed in September - Hadley Farms, MD
  • Average wind speed in September: 5.5mph

The windiest month (with the highest average wind speed) is March (8mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).

Average humidity in September
Hadley Farms, MD

Average humidity in September - Hadley Farms, MD
  • Average humidity in September: 75%

The months with the highest relative humidity are May, October and December (77%).
The month with the lowest relative humidity is July (72%).

Average rainfall in September
Hadley Farms, MD

Average rainfall in September - Hadley Farms, MD
  • Average rainfall in September: 1.97"

The wettest month (with the highest rainfall) is August (3.82").
The driest month (with the least rainfall) is January (1.73").

Average rainfall days in September
Hadley Farms, MD

Average rainfall days in September - Hadley Farms, MD
  • Average rainfall days in September: 12.9 days

The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is January (8.7 days).

Average snowfall in September
Hadley Farms, MD

Average snowfall in September - Hadley Farms, MD
  • Average snowfall in September: 0"

The month with the highest snowfall is January (2.76").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in September
Hadley Farms, MD

Average snowfall days in September - Hadley Farms, MD
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (5.3 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

Average daylight in September /
Average sunshine in September
Hadley Farms, MD

Average daylight in September / Average sunshine in September - Hadley Farms, 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 0min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The months with the least sunshine are January, February and December (Average sunshine: 5h and 6min).

Average sunshine days in September
Hadley Farms, MD

Average sunshine days in September - Hadley Farms, MD
  • Average sunshine days in September: 14.9 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is July (11.5 days).

Average UV index in September
Hadley Farms, MD

Average UV index in September - Hadley Farms, 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, February, November and December (UV index 2).

Average cloud cover in September
Hadley Farms, MD

Average cloud cover in September - Hadley Farms, MD
  • Average cloud cover in September: 36

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 30).

Average visibility in September
Hadley Farms, MD

Average visibility in September - Hadley Farms, MD
  • Average visibility in September: 6mi

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

Hadley Farms, Maryland, USA

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