September weather forecast
Dorothy Manor, MA

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Weather in September

September, the first month of the autumn in Dorothy Manor, is still a pleasant month, with temperature in the range of an average high of 71.4°F (21.9°C) and an average low of 53.6°F (12°C).

Temperature

In September, the average high-temperature marginally drops from a moderately hot 79°F (26.1°C) in August to a pleasant 71.4°F (21.9°C). The average low-temperature of 53.6°F (12°C) is witnessed in Dorothy Manor during September.

Humidity

The average relative humidity in September is 79%.

Rainfall

September is the month with the least rainfall. Rain falls for 13.1 days and accumulates 1.69" (43mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In September, the average length of the day is 12h and 28min.
On the first day of September, sunrise is at 6:13 am and sunset at 7:20 pm. On the last day of the month, sunrise is at 6:43 am and sunset at 6:29 pm EDT.

Sunshine

In Dorothy Manor, the average sunshine in September is 8.1h.

UV index

In Dorothy Manor, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: In September, the UV index of 4 transforms into the following advice:
Take precautions - Protection against skin and eye damage is obliged. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
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Frequently asked questions

What are the temperatures in Dorothy Manor in September?

In September, in Dorothy Manor, the average high-temperature is 71.4°F (21.9°C), and the average low-temperature is 53.6°F (12°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in July is evaluated at 86°F (30°C).

What is the average humidity in September in Dorothy Manor?

In September, the average relative humidity in Dorothy Manor is 79%.

What is the driest month in Dorothy Manor?

September is the month with the least rainfall in Dorothy Manor. Rain falls for 13.1 days and accumulates 1.69" (43mm) of precipitation.

How many days does it rain in September in Dorothy Manor?

In Dorothy Manor, during September, the rain falls for 13.1 days and regularly aggregates up to 1.69" (43mm) of precipitation.

When it does not snow in Dorothy Manor?

In Dorothy Manor, snow does not fall in June through September.

Does it snow in Dorothy Manor in September?

In Dorothy Manor, in September, it doesn't snow. In October, it regularly snows.

How many hours of daylight does Dorothy Manor have in September?

In Dorothy Manor, Massachusetts, the average day length in September is 12h and 28min.

When are sunrise and sunset in September in Dorothy Manor?

In September, on the first day of the month, sunrise is at 6:13 am and sunset at 7:20 pm. On the last day of the month, in Dorothy Manor, Massachusetts, sunrise is at 6:43 am and sunset at 6:29 pm EDT.

How many hours of sunshine does Dorothy Manor have in September?

In September, the average sunshine duration in Dorothy Manor is 8.1h.

What is the UV index intensity in September in Dorothy Manor?

In Dorothy Manor, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium hazard to health 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
Dorothy Manor, MA

Average temperature in September - Dorothy Manor, MA
  • Average high temperature in September: 71.4°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (30.9°F).

  • Average low temperature in September: 53.6°F

The month with the highest average low temperature is July (61.7°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).

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Average pressure in September
Dorothy Manor, MA

Average pressure in September - Dorothy Manor, MA
  • Average pressure in September: 30.06"Hg

The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in September
Dorothy Manor, MA

Average wind speed in September - Dorothy Manor, MA
  • Average wind speed in September: 6mph

The windiest month (with the highest average wind speed) is January (9.1mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

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Average humidity in September
Dorothy Manor, MA

Average humidity in September - Dorothy Manor, MA
  • Average humidity in September: 79%

The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is April (72%).

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Average rainfall in September
Dorothy Manor, MA

Average rainfall in September - Dorothy Manor, MA
  • Average rainfall in September: 1.69"

The wettest month (with the highest rainfall) is December (2.76").
The driest month (with the least rainfall) is September (1.69").

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Average rainfall days in September
Dorothy Manor, MA

Average rainfall days in September - Dorothy Manor, MA
  • Average rainfall days in September: 13.1 days

The month with the highest number of rainy days is May (16.3 days).
The months with the least rainy days are January and February (6.8 days).

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Average snowfall in September
Dorothy Manor, MA

Average snowfall in September - Dorothy Manor, MA
  • Average snowfall in September: 0"

The month with the highest snowfall is February (6.06").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Dorothy Manor, MA

Average snowfall days in September - Dorothy Manor, MA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (9.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
Dorothy Manor, MA

Average daylight in September / Average sunshine in September - Dorothy Manor, MA
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in September: 8h and 1min

The months with the most sunshine are July and August (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

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Average sunshine days in September
Dorothy Manor, MA

Average sunshine days in September - Dorothy Manor, MA
  • Average sunshine days in September: 15.1 days

The month with the most sunshine days is November (17.8 days).
The month with the least sunshine days is June (12.8 days).

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Average UV index in September
Dorothy Manor, MA

Average UV index in September - Dorothy Manor, MA
  • Average UV index in September: 4

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

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Average cloud cover in September
Dorothy Manor, MA

Average cloud cover in September - Dorothy Manor, MA
  • Average cloud cover in September: 41

The month with the most cloud cover is March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 36).

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Average visibility in September
Dorothy Manor, MA

Average visibility in September - Dorothy Manor, MA
  • Average visibility in September: 5mi

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

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Dorothy Manor, Massachusetts, USA

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