September weather forecast
Cochituate, MA

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Weather in September

September, the first month of the autumn in Cochituate, is also an agreeable month, with an average temperature ranging between max 73.2°F (22.9°C) and min 55.8°F (13.2°C).

Temperature

As September begins, there is a minor decrease in the average high-temperature, softly falling from a moderately hot 81°F (27.2°C) in August to a pleasant 73.2°F (22.9°C). September in Cochituate witnesses an average low-temperature hovering around a mild 55.8°F (13.2°C).

Humidity

In September, the average relative humidity in Cochituate is 77%.

Rainfall

September is the month with the least rainfall. Rain falls for 10.4 days and accumulates 1.18" (30mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

The average length of the day in September in Cochituate is 12h and 28min.
On the first day of September, sunrise is at 6:11 am and sunset at 7:19 pm. On the last day of the month, sunrise is at 6:42 am and sunset at 6:28 pm EDT.

Sunshine

In September, the average sunshine is 8.5h.

UV index

In September, the average daily maximum UV index in Cochituate is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the average person.
Note: The UV index of 4 in September translates into these instructions:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
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Frequently asked questions

What is the average September temperature in Cochituate?

The average high-temperature and low-temperature in Cochituate, Massachusetts, during September are 73.2°F (22.9°C) and 55.8°F (13.2°C) respectively. In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines air temperature and relative humidity, is calculated to be 86°F (30°C).

What is the average humidity in September in Cochituate?

In Cochituate, the average relative humidity in September is 77%.

What is the driest month in Cochituate?

The month with the least rainfall is September, when the rain falls for 10.4 days and typically collects 1.18" (30mm) of precipitation.

How many days does it rain in September in Cochituate?

In Cochituate, Massachusetts, in September, during 10.4 rainfall days, 1.18" (30mm) of precipitation is typically accumulated.

When it does not snow in Cochituate?

June through September are months without snowfall.

Does it snow in Cochituate in September?

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

How many hours of daylight does Cochituate have in September?

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

When is the sunrise / sunset in September in Cochituate?

In September, on the first day of the month, sunrise is at 6:11 am and sunset at 7:19 pm. On the last day of the month, in Cochituate, Massachusetts, sunrise is at 6:42 am and sunset at 6:28 pm EDT.

How many hours of sunshine does Cochituate have in September?

In September, the average sunshine duration in Cochituate is 8.5h.

What is the UV index reading in September in Cochituate?

The average daily maximum UV index in September in Cochituate is 4. A UV Index reading 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
Cochituate, MA

Average temperature in September - Cochituate, MA
  • Average high temperature in September: 73.2°F

The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (33.1°F).

  • Average low temperature in September: 55.8°F

The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (21.2°F).

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Average pressure in September
Cochituate, MA

Average pressure in September - Cochituate, MA
  • Average pressure in September: 30.05"Hg

The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in September
Cochituate, MA

Average wind speed in September - Cochituate, MA
  • Average wind speed in September: 6.2mph

The windiest month (with the highest average wind speed) is January (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).

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Average humidity in September
Cochituate, MA

Average humidity in September - Cochituate, MA
  • Average humidity in September: 77%

The month with the highest relative humidity is February (79%).
The month with the lowest relative humidity is April (70%).

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Average rainfall in September
Cochituate, MA

Average rainfall in September - Cochituate, MA
  • Average rainfall in September: 1.18"

The wettest month (with the highest rainfall) is March (2.4").
The driest month (with the least rainfall) is September (1.18").

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Average rainfall days in September
Cochituate, MA

Average rainfall days in September - Cochituate, MA
  • Average rainfall days in September: 10.4 days

The month with the highest number of rainy days is July (15.6 days).
The month with the least rainy days is January (7.3 days).

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Average snowfall in September
Cochituate, MA

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

The month with the highest snowfall is February (4.17").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Cochituate, MA

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

The month with the highest number of snowfall days is January (7.2 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
Cochituate, MA

Average daylight in September / Average sunshine in September - Cochituate, 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 6min).

  • Average sunshine in September: 8h and 3min

The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

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Average sunshine days in September
Cochituate, MA

Average sunshine days in September - Cochituate, MA
  • Average sunshine days in September: 17.3 days

The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is April (13.2 days).

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Average UV index in September
Cochituate, MA

Average UV index in September - Cochituate, 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
Cochituate, MA

Average cloud cover in September - Cochituate, MA
  • Average cloud cover in September: 37

The month with the most cloud cover is March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 32).

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Average visibility in September
Cochituate, MA

Average visibility in September - Cochituate, MA
  • Average visibility in September: 6mi

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

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Cochituate, Massachusetts, USA

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