August weather forecast
Fall River, MA

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Weather in August

August continues the heatwave in Fall River, Massachusetts, similar to July. However, a slight decrease in the average temperatures signals the looming end of the Summer season. Despite the very slight decrease, the weather remains mostly sunny, capturing the essence of summer. Ensure to stay hydrated and wear sunscreen when venturing out in the hot afternoon sun. The end of the month witnesses a subtle change in foliage, signaling the upcoming fall season.

Temperature

Fall River marks the onset of August with an average high-temperature of a still moderately hot 78.6°F (25.9°C), a subtle shift from July's 79.3°F (26.3°C). During August, Fall River experiences a consistent low-temperature average of 64.9°F (18.3°C).

Humidity

In Fall River, the average relative humidity in August is 77%.

Rainfall

In August, the rain falls for 11.8 days. Throughout August, 1.5" (38mm) of precipitation is accumulated. In Fall River, during the entire year, the rain falls for 135.4 days and collects up to 18.31" (465mm) of precipitation.

Snowfall

June through October are months without snowfall in Fall River, Massachusetts.

Ocean temperature

August is the month with the warmest seawater, with an average ocean temperature of 69.3°F (20.7°C).
Note: In water of 69.3°F (20.7°C), the majority of people do not enjoy swimming. Breathing becomes increasingly hard to manage as the temperature drops from 69.8°F (21°C) to 59°F (15°C).

Daylight

In Fall River, the average length of the day in August is 13h and 49min.
On the first day of August in Fall River, sunrise is at 5:39 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 6:10 am and sunset at 7:19 pm EDT.

Sunshine

The month with the most sunshine in Fall River is August, with an average of 10.6h of sunshine.

UV index

The months with the highest UV index in Fall River are June through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for the average person.
Note: In August, the maximum UV index of 6 suggests this advice:
Employ safeguards and advocate sun safety protocols. Shielding against skin and eye damage is crucial. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
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Frequently asked questions

What are the temperatures in Fall River in August?

During August, Fall River experiences an average high-temperature of 78.6°F (25.9°C) and a low-temperature of 64.9°F (18.3°C).

What is the average humidity in August in Fall River?

The average relative humidity in August in Fall River, Massachusetts, is 77%.

How many days does it rain in August in Fall River?

In Fall River, Massachusetts, in August, it is raining for 11.8 days, with typically 1.5" (38mm) of accumulated precipitation.

When it does not snow in Fall River?

June through October are months without snowfall in Fall River, Massachusetts.

What month is the ocean warmest in Fall River?

The month with the warmest seawater is August, with an average ocean temperature of 69.3°F (20.7°C).

What is the ocean temperature in August in Fall River?

In August, the average ocean temperature in Fall River is 69.3°F (20.7°C). For most, swimming in 69.3°F (20.7°C) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 69.8°F (21°C) to 59°F (15°C).

What is the average length of the day in August in Fall River?

The average day length in August in Fall River is 13h and 49min.

When are sunrise and sunset in August in Fall River?

In August, on the first day of the month, sunrise is at 5:39 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 6:10 am and sunset at 7:19 pm EDT.

What month has the most sunshine in Fall River?

August has the most sunshine of the year, with an average of 10.6h of sunshine.

How long on average sun shines in August in Fall River?

In Fall River, the average sunshine duration in August is 10.6h.

When is the highest UV index in Fall River?

The months with the highest UV index in Fall River are June through August, with an average maximum UV index of 6.

How high is the UV index in August in Fall River?

In Fall River, Massachusetts, the average daily maximum UV index in August is 6. A UV Index estimate of 6 to 7 represents a high 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 August
Fall River, MA

Average temperature in August - Fall River, MA
  • Average high temperature in August: 78.6°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 August: 64.9°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 August
Fall River, MA

Average pressure in August - Fall River, MA
  • Average pressure in August: 29.98"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 August
Fall River, MA

Average wind speed in August - Fall River, MA
  • Average wind speed in August: 7.3mph

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 August
Fall River, MA

Average humidity in August - Fall River, MA
  • Average humidity in August: 77%

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 August
Fall River, MA

Average rainfall in August - Fall River, MA
  • Average rainfall in August: 1.5"

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 August
Fall River, MA

Average rainfall days in August - Fall River, MA
  • Average rainfall days in August: 11.8 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 August
Fall River, MA

Average snowfall in August - Fall River, MA
  • Average snowfall in August: 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 August
Fall River, MA

Average snowfall days in August - Fall River, MA
  • Average snowfall days in August: 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 August
Fall River, MA

Average sea temperature in August - Fall River, MA
  • Average sea temperature in August: 69.3°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 August /
Average sunshine in August
Fall River, MA

Average daylight in August / Average sunshine in August - Fall River, MA
  • Average daylight in August: 13h and 5min

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 August: 10h and 4min

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 August
Fall River, MA

Average sunshine days in August - Fall River, MA
  • Average sunshine days in August: 16.1 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 August
Fall River, MA

Average UV index in August - Fall River, MA
  • Average UV index in August: 6

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 August
Fall River, MA

Average cloud cover in August - Fall River, MA
  • Average cloud cover in August: 29

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 August
Fall River, MA

Average visibility in August - Fall River, MA
  • Average visibility in August: 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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Fall River, Massachusetts, USA

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