Contents
- Weather in August
- Frequently asked questions
- Average temperature in August
- Average pressure in August
- Average wind speed in August
- Average humidity in August
- Average rainfall in August
- Average rainfall days in August
- Average snowfall in August
- Average snowfall days in August
- Average sea temperature in August
- Average daylight in August
- Average sunshine in August
- Average sunshine days in August
- Average UV index in August
- Average cloud cover in August
- Average visibility in August
Weather in August
Temperature
August, with its high-temperature average of 73.8°F (23.2°C) and a low-temperature average of 68.9°F (20.5°C), is the warmest month.Humidity
In August, the average relative humidity is 80%.Rainfall
In August, the rain falls for 7 days. Throughout August, 0.39" (10mm) of precipitation is accumulated. Throughout the year, there are 89.3 rainfall days, and 6.14" (156mm) of precipitation is accumulated.Snowfall
April through November are months without snowfall.Ocean temperature
With an average ocean temperature of 68.5°F (20.3°C), August is the month with the warmest seawater.Note: Most people do not enjoy swimming in water that is 68.5°F (20.3°C). Breathing becomes increasingly challenging as the water temperature dips under 69.8°F (21°C).
Daylight
In August, the average length of the day is 13h and 47min.On the first day of the month, sunrise is at 5:38 am and sunset at 7:59 pm. On the last day of August, sunrise is at 6:08 am and sunset at 7:16 pm EDT.
Sunshine
The month with the most sunshine is August, with an average of 10.7h of sunshine.UV index
July and August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for average individuals.Note: An average maximum UV index of 6 in August leads to these recommendations:
Elude overexposure. Fair-skinned people could get burnt in less than 20 minutes. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the hottest?
What is the average August temperature in Vineyard Haven?
What is the average humidity in August?
How many days does it rain in August?
When it does not snow?
When is the ocean warmest?
How cold is the water in August?
How many hours of daylight does Vineyard Haven have in August?
When are sunrise and sunset in August?
What month has the most sunshine?
How many hours of sunshine does Vineyard Haven have in August?
What is the month with the highest UV index?
What is the UV index intensity in August?
Average temperature in August
Vineyard Haven, MA
- Average high temperature in August: 73.8°F
The warmest month (with the highest average high temperature) is August (73.8°F).
The month with the lowest average high temperature is January (38.7°F).
- Average low temperature in August: 68.9°F
The month with the highest average low temperature is August (68.9°F).
The coldest month (with the lowest average low temperature) is January (30.2°F).
Average pressure in August
Vineyard Haven, MA
- Average pressure in August: 29.98"Hg
The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in August
Vineyard Haven, MA
- Average wind speed in August: 10.8mph
The windiest month (with the highest average wind speed) is January (16mph).
The calmest month (with the lowest average wind speed) is July (10.7mph).
Average humidity in August
Vineyard Haven, MA
- Average humidity in August: 80%
The months with the highest relative humidity are May, June and July (83%).
The month with the lowest relative humidity is November (74%).
Average rainfall in August
Vineyard Haven, MA
- Average rainfall in August: 0.39"
The wettest month (with the highest rainfall) is October (0.83").
The driest month (with the least rainfall) is July (0.35").
Average rainfall days in August
Vineyard Haven, MA
- Average rainfall days in August: 7 days
The month with the highest number of rainy days is July (9.1 days).
The months with the least rainy days are September and November (5.9 days).
Average snowfall in August
Vineyard Haven, MA
- Average snowfall in August: 0"
The months with the highest snowfall are January and February (0.24").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in August
Vineyard Haven, MA
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (5.6 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average sea temperature in August
Vineyard Haven, MA
- Average sea temperature in August: 68.5°F
The best month for swimming (with the highest average sea temperature) is August (68.5°F).
The coldest month (with the lowest average sea temperature) is February (37.9°F).
Average daylight in August /
Average sunshine in August
Vineyard Haven, MA
- Average daylight in August: 13h and 5min
The month with the longest days is June (Average daylight: 15h and 6min).
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 42min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in August
Vineyard Haven, MA
- Average sunshine days in August: 21.3 days
The month with the most sunshine days is September (21.4 days).
The month with the least sunshine days is February (18.5 days).
Average UV index in August
Vineyard Haven, MA
- Average UV index in August: 6
The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in August
Vineyard Haven, MA
- Average cloud cover in August: 28
The month with the most cloud cover is December (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in August
Vineyard Haven, 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).
Vineyard Haven, Massachusetts, USA
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