September weather forecast
Medway, MA

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Weather in September

The first month of the autumn, September, is still a pleasant month in Medway, Massachusetts, with temperature in the range of an average low of 55.8°F (13.2°C) and an average high of 73°F (22.8°C).

Temperature

The arrival of September corresponds with a minor reduction in the average high-temperature, down from August's warm 81°F (27.2°C) to a pleasant 73°F (22.8°C). Throughout September, Medway encounters an average temperature drop to a refreshing 55.8°F (13.2°C).

Humidity

In Medway, the average relative humidity in September is 78%.

Rainfall

The month with the least rainfall is September, when the rain falls for 9.4 days and typically collects 0.55" (14mm) of precipitation.

Snowfall

In Medway, snow does not fall in June through September.

Daylight

In September, the average length of the day in Medway is 12h and 28min.
On the first day of the month, sunrise is at 6:11 am and sunset at 7:18 pm. On the last day of September, in Medway, sunrise is at 6:42 am and sunset at 6:28 pm EDT.

Sunshine

In Medway, the average sunshine in September is 8.3h.

UV index

The average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum UV index of 4 during September translates into these guidelines:
Take necessary precautions - Protection from skin and eye injury is mandatory. To protect against the Sun's most potent rays, avoid direct exposure around midday. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
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Frequently asked questions

What is the usual temperature for Medway in September?

In Medway, 73°F (22.8°C) is the average high-temperature and 55.8°F (13.2°C) is the average low-temperature during September. In August, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is estimated at 86°F (30°C).

What is the average humidity in September in Medway?

In September, the average relative humidity is 78%.

What is the driest month in Medway?

September is the month with the least rainfall in Medway. Rain falls for 9.4 days and accumulates 0.55" (14mm) of precipitation.

How much does it rain in Medway in September?

In Medway, during September, the rain falls for 9.4 days and regularly aggregates up to 0.55" (14mm) of precipitation.

When it does not snow in Medway?

In Medway, snow does not fall in June through September.

Does it snow in Medway in September?

In Medway, Massachusetts, in September, it doesn't snow. In October, it regularly snows.

How many hours of daylight does Medway have in September?

In September, the average day length is 12h and 28min.

When are sunrise and sunset in September in Medway?

On the first day of September in Medway, Massachusetts, sunrise is at 6:11 am and sunset at 7:18 pm. On the last day of the month, sunrise is at 6:42 am and sunset at 6:28 pm EDT.

How many hours of sunshine does Medway have in September?

In September, the average sunshine duration in Medway is 8.3h.

What is the UV index intensity in September in Medway?

In September, the average daily maximum UV index in Medway is 4. A UV Index reading of 3 to 5 represents a moderate vulnerability 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
Medway, MA

Average temperature in September - Medway, MA
  • Average high temperature in September: 73°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (33.4°F).

  • Average low temperature in September: 55.8°F

The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

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Average pressure in September
Medway, MA

Average pressure in September - Medway, 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
Medway, MA

Average wind speed in September - Medway, MA
  • Average wind speed in September: 6.3mph

The windiest months (with the highest average wind speed) are January, February and March (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).

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Average humidity in September
Medway, MA

Average humidity in September - Medway, MA
  • Average humidity in September: 78%

The month with the highest relative humidity is February (79%).
The month with the lowest relative humidity is April (71%).

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Average rainfall in September
Medway, MA

Average rainfall in September - Medway, MA
  • Average rainfall in September: 0.55"

The wettest month (with the highest rainfall) is July (1.18").
The driest month (with the least rainfall) is September (0.55").

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Average rainfall days in September
Medway, MA

Average rainfall days in September - Medway, MA
  • Average rainfall days in September: 9.4 days

The month with the highest number of rainy days is July (14 days).
The month with the least rainy days is January (6.2 days).

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Average snowfall in September
Medway, MA

Average snowfall in September - Medway, MA
  • Average snowfall in September: 0"

The month with the highest snowfall is March (1.61").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Medway, MA

Average snowfall days in September - Medway, MA
  • Average snowfall days in September: 0 days

The months with the highest number of snowfall days are January and February (5.8 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
Medway, MA

Average daylight in September / Average sunshine in September - Medway, 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 2min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

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Average sunshine days in September
Medway, MA

Average sunshine days in September - Medway, MA
  • Average sunshine days in September: 18.5 days

The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is June (14.6 days).

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Average UV index in September
Medway, MA

Average UV index in September - Medway, 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
Medway, MA

Average cloud cover in September - Medway, MA
  • Average cloud cover in September: 39

The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 35).

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Average visibility in September
Medway, MA

Average visibility in September - Medway, MA
  • Average visibility in September: 5mi

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

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Medway, Massachusetts, USA

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