September weather forecast
Ocean Grove, MA

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Weather in September

September, the first month of the autumn in Ocean Grove, is still a pleasant month, with an average temperature fluctuating between 58.8°F (14.9°C) and 72.1°F (22.3°C).

Temperature

In September, the average high-temperature marginally decreases from a warm 78.6°F (25.9°C) in August to a pleasant 72.1°F (22.3°C). An average low-temperature of 58.8°F (14.9°C) is observed in Ocean Grove during the September nights.

Humidity

The average relative humidity in September in Ocean Grove is 78%.

Rainfall

The month with the least rainfall is September, when the rain falls for 11.2 days and typically collects 1.06" (27mm) of precipitation.

Snowfall

June through October are months without snowfall.

Ocean temperature

In Ocean Grove, the average seawater temperature in September is 66.7°F (19.3°C).
Note: For swimming, a surface water temperature of 66.7°F (19.3°C) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 69.8°F (21°C).

Daylight

In September, the average length of the day is 12h and 28min.
On the first day of September in Ocean Grove, sunrise is at 6:11 am and sunset at 7:17 pm. On the last day of the month, sunrise is at 6:41 am and sunset at 6:27 pm EDT.

Sunshine

In September, the average sunshine is 8.8h.

UV index

In September, the average daily maximum UV index in Ocean Grove is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the average person.
Note: In September, the maximum UV index of 4 translates into these guidelines:
Take precautions - Protection against sun damage is advised. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Experience reduced UV exposure by about half when donning a wide-brim hat.
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Frequently asked questions

What is the usual temperature for Ocean Grove in September?

An average high-temperature, in September, in Ocean Grove, is 72.1°F (22.3°C) and the average low-temperature is 58.8°F (14.9°C).

What is the average humidity in September in Ocean Grove?

The average relative humidity in September is 78%.

What is the driest month in Ocean Grove?

The month with the least rainfall in Ocean Grove is September, when the rain falls for 11.2 days and typically collects 1.06" (27mm) of precipitation.

How many days does it rain in September in Ocean Grove?

In September, the rain falls for 11.2 days. Throughout September, 1.06" (27mm) of precipitation is accumulated.

When it does not snow in Ocean Grove?

June through October are months without snowfall in Ocean Grove.

What is the ocean temperature in September in Ocean Grove?

In September, the average ocean temperature is 66.7°F (19.3°C). Swimming in 66.7°F (19.3°C) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 69.8°F (21°C).

What is the average length of the day in September in Ocean Grove?

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

When are sunrise and sunset in September in Ocean Grove?

In September, on the first day of the month, sunrise is at 6:11 am and sunset at 7:17 pm. On the last day of the month, sunrise is at 6:41 am and sunset at 6:27 pm EDT.

How many hours of sunshine does Ocean Grove have in September?

In September, the average sunshine duration in Ocean Grove is 8.8h.

How high is the UV index in September in Ocean Grove?

The average daily maximum UV index in September in Ocean Grove, Massachusetts, is 4. A UV Index of 3 to 5 symbolizes a medium health risk 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
Ocean Grove, MA

Average temperature in September - Ocean Grove, MA
  • Average high temperature in September: 72.1°F

The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (36°F).

  • Average low temperature in September: 58.8°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).

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Average pressure in September
Ocean Grove, MA

Average pressure in September - Ocean Grove, 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 (29.93"Hg).

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Average wind speed in September
Ocean Grove, MA

Average wind speed in September - Ocean Grove, MA
  • Average wind speed in September: 8.2mph

The windiest months (with the highest average wind speed) are January, February and March (10.9mph).
The calmest month (with the lowest average wind speed) is August (7.3mph).

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Average humidity in September
Ocean Grove, MA

Average humidity in September - Ocean Grove, MA
  • Average humidity in September: 78%

The month with the highest relative humidity is June (80%).
The month with the lowest relative humidity is April (73%).

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Average rainfall in September
Ocean Grove, MA

Average rainfall in September - Ocean Grove, MA
  • Average rainfall in September: 1.06"

The wettest month (with the highest rainfall) is October (1.97").
The driest month (with the least rainfall) is September (1.06").

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Average rainfall days in September
Ocean Grove, MA

Average rainfall days in September - Ocean Grove, MA
  • Average rainfall days in September: 11.2 days

The month with the highest number of rainy days is July (15 days).
The month with the least rainy days is February (6.9 days).

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Average snowfall in September
Ocean Grove, MA

Average snowfall in September - Ocean Grove, MA
  • Average snowfall in September: 0"

The month with the highest snowfall is March (2.13").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in September
Ocean Grove, MA

Average snowfall days in September - Ocean Grove, MA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (5.9 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average sea temperature in September
Ocean Grove, MA

Average sea temperature in September - Ocean Grove, MA
  • Average sea temperature in September: 66.7°F

The best month for swimming (with the highest average sea temperature) is August (69.3°F).
The coldest month (with the lowest average sea temperature) is February (38.1°F).

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Average daylight in September /
Average sunshine in September
Ocean Grove, MA

Average daylight in September / Average sunshine in September - Ocean Grove, 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 5min

The month with the most sunshine is August (Average sunshine: 10h and 36min).
The months with the least sunshine are February and December (Average sunshine: 4h and 54min).

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Average sunshine days in September
Ocean Grove, MA

Average sunshine days in September - Ocean Grove, MA
  • Average sunshine days in September: 15.9 days

The month with the most sunshine days is November (19.2 days).
The month with the least sunshine days is April (13.6 days).

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Average UV index in September
Ocean Grove, MA

Average UV index in September - Ocean Grove, 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 and December (UV index 2).

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Average cloud cover in September
Ocean Grove, MA

Average cloud cover in September - Ocean Grove, MA
  • Average cloud cover in September: 32

The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 29).

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Average visibility in September
Ocean Grove, MA

Average visibility in September - Ocean Grove, MA
  • 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).

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Ocean Grove, Massachusetts, USA

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