August weather forecast
Port Isaac, United Kingdom

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Weather in August

August, the last month of the summer in Port Isaac, is another refreshing month, with an average temperature ranging between min 14.4°C (57.9°F) and max 17.7°C (63.9°F).

Temperature

August notes an average high-temperature of a still refreshing 17.7°C (63.9°F), subtly differing from July's 17.9°C (64.2°F). Port Isaac's nighttime temperature in August experiences a slight dip from daytime highs, falling to an average of 14.4°C (57.9°F).

Humidity

The months with the highest humidity in Port Isaac are June through August, with an average relative humidity of 84%.

Rainfall

In Port Isaac, in August, during 17.5 rainfall days, 47mm (1.85") of precipitation is typically accumulated. Throughout the year, there are 197.9 rainfall days, and 600mm (23.62") of precipitation is accumulated.

Snowfall

In Port Isaac, snow does not fall in March through October.

Daylight

In August, the average length of the day in Port Isaac is 14h and 28min.
On the first day of the month, sunrise is at 5:47 am and sunset at 9:03 pm. On the last day of August, sunrise is at 6:32 am and sunset at 8:06 pm BST.

Sunshine

In Port Isaac, United Kingdom, the average sunshine in August is 7.5h.

UV index

May through October, with an average maximum UV index of 4, are months with the highest UV index. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A maximum daily UV index of 4 during August morphs into the following directions:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. To cut down UV radiation exposure by about half, sport a wide-brim hat.
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Frequently asked questions

What are the temperatures in Port Isaac in August?

In August, the average high-temperature and low-temperature are 17.7°C (63.9°F) and 14.4°C (57.9°F) respectively.

What is the most humid month in Port Isaac?

June through August, with an average relative humidity of 84%, are most humid months in Port Isaac, United Kingdom.

What is the average humidity in August in Port Isaac?

The average relative humidity in August in Port Isaac is 84%.

How many days does it rain in August in Port Isaac?

In Port Isaac, during August, the rain falls for 17.5 days and regularly aggregates up to 47mm (1.85") of precipitation.

When it does not snow in Port Isaac?

In Port Isaac, United Kingdom, snow does not fall in March through October.

What is the average length of the day in August in Port Isaac?

The average day length in August in Port Isaac, United Kingdom, is 14h and 28min.

When are sunrise and sunset in August in Port Isaac?

On the first day of August in Port Isaac, United Kingdom, sunrise is at 5:47 am and sunset at 9:03 pm. On the last day of the month, sunrise is at 6:32 am and sunset at 8:06 pm BST.

How many hours of sunshine does Port Isaac have in August?

In August, the average sunshine duration in Port Isaac, United Kingdom, is 7.5h.

What are the months with the highest UV index in Port Isaac?

The months with the highest UV index in Port Isaac, United Kingdom, are May through October, with an average maximum UV index of 4.

What is the UV index reading in August in Port Isaac?

In August, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover

Average temperature in August
Port Isaac, United Kingdom

Average temperature in August - Port Isaac, United Kingdom
  • Average high temperature in August: 17.7°C

The warmest month (with the highest average high temperature) is July (17.9°C).
The month with the lowest average high temperature is February (8.7°C).

  • Average low temperature in August: 14.4°C

The month with the highest average low temperature is August (14.4°C).
The coldest month (with the lowest average low temperature) is February (5.9°C).

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Average pressure in August
Port Isaac, United Kingdom

Average pressure in August - Port Isaac, United Kingdom
  • Average pressure in August: 1015.4mbar

The month with the highest atmospheric pressure is September (1017.3mbar).
The month with the lowest atmospheric pressure is November (1010.2mbar).

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Average wind speed in August
Port Isaac, United Kingdom

Average wind speed in August - Port Isaac, United Kingdom
  • Average wind speed in August: 19.8km/h

The windiest month (with the highest average wind speed) is December (29km/h).
The calmest month (with the lowest average wind speed) is July (18.3km/h).

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Average humidity in August
Port Isaac, United Kingdom

Average humidity in August - Port Isaac, United Kingdom
  • Average humidity in August: 84%

The months with the highest relative humidity are June, July and August (84%).
The months with the lowest relative humidity are February, March and November (81%).

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Average rainfall in August
Port Isaac, United Kingdom

Average rainfall in August - Port Isaac, United Kingdom
  • Average rainfall in August: 47mm

The wettest month (with the highest rainfall) is November (78mm).
The driest month (with the least rainfall) is May (29mm).

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Average rainfall days in August
Port Isaac, United Kingdom

Average rainfall days in August - Port Isaac, United Kingdom
  • Average rainfall days in August: 17.5 days

The month with the highest number of rainy days is November (21 days).
The month with the least rainy days is May (14 days).

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Average snowfall in August
Port Isaac, United Kingdom

Average snowfall in August - Port Isaac, United Kingdom
  • Average snowfall in August: 0mm

The months with the highest snowfall are February and December (3mm).
The months with the least snowfall are March, April, May, June, July, August, September and October (0mm).

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Average snowfall days in August
Port Isaac, United Kingdom

Average snowfall days in August - Port Isaac, United Kingdom
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (0.6 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in August /
Average sunshine in August
Port Isaac, United Kingdom

Average daylight in August / Average sunshine in August - Port Isaac, United Kingdom
  • Average daylight in August: 14h and 3min

The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 6min).

  • Average sunshine in August: 7h and 3min

The month with the most sunshine is April (Average sunshine: 8h and 6min).
The months with the least sunshine are January, November and December (Average sunshine: 3h and 48min).

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Average sunshine days in August
Port Isaac, United Kingdom

Average sunshine days in August - Port Isaac, United Kingdom
  • Average sunshine days in August: 9.3 days

The month with the most sunshine days is May (14.6 days).
The month with the least sunshine days is November (6.5 days).

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Average UV index in August
Port Isaac, United Kingdom

Average UV index in August - Port Isaac, United Kingdom
  • Average UV index in August: 4

The months with the highest UV index are May, June, July, August, September and October (UV index 4).
The months with the lowest UV index are January and December (UV index 2).

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Average cloud cover in August
Port Isaac, United Kingdom

Average cloud cover in August - Port Isaac, United Kingdom
  • Average cloud cover in August: 54

The months with the most cloud cover are November and December (Cloud cover 63).
The month with the least cloud cover is April (Cloud cover 46).

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Average visibility in August
Port Isaac, United Kingdom

Average visibility in August - Port Isaac, United Kingdom
  • Average visibility in August: 10km

The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is May (9km).

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Port Isaac, United Kingdom

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