July weather forecast
Porto Martins, Portugal

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Weather in July

July is an agreeable summer month in Porto Martins, Portugal, with an average temperature varying between 20.3°C (68.5°F) and 21.7°C (71.1°F).

Temperature

With the advent of July, Porto Martins's high-temperatures adjust to a pleasant 21.7°C (71.1°F), closely aligning with the preceding month. Throughout July, Porto Martins observes a steady low-temperature average of 20.3°C (68.5°F), reflecting a minor dip from daytime highs.

Humidity

In July, the average relative humidity is 82%.

Rainfall

The month with the least rainfall in Porto Martins is July, when the rain falls for 9 days and typically collects 15mm (0.59") of precipitation.

Daylight

In July, the average length of the day is 14h and 34min.
On the first day of July in Porto Martins, Portugal, sunrise is at 06:27 and sunset at 21:16. On the last day of the month, sunrise is at 06:49 and sunset at 20:59 +00.

Sunshine

July has the most sunshine of the year in Porto Martins, with an average of 9.4h 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 reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: In July, a regular UV index of 6 translates into these guidelines:
Fend off overexposure. Sun protection is vital. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
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Frequently asked questions

What is the average July temperature in Porto Martins?

The average high-temperature, in July, in Porto Martins, is 21.7°C (71.1°F), while the average low-temperature is 20.3°C (68.5°F).

What is the average humidity in July in Porto Martins?

In Porto Martins, the average relative humidity in July is 82%.

What is the driest month in Porto Martins?

The month with the least rainfall in Porto Martins, Portugal, is July, when the rain falls for 9 days and typically collects 15mm (0.59") of precipitation.

How much does it rain in Porto Martins in July?

In Porto Martins, in July, during 9 rainfall days, 15mm (0.59") of precipitation is typically accumulated.

What is the average length of the day in July in Porto Martins?

In July, the average day length in Porto Martins, Portugal, is 14h and 34min.

When are sunrise and sunset in July in Porto Martins?

On the first day of July in Porto Martins, sunrise is at 06:27 and sunset at 21:16. On the last day of the month, sunrise is at 06:49 and sunset at 20:59 +00.

What month has the most sunshine in Porto Martins?

With an average of 9.4h of sunshine, July has the most sunshine of the year in Porto Martins, Portugal.

How many hours of sunshine does Porto Martins have in July?

The average sunshine duration in July in Porto Martins, Portugal, is 9.4h.

When is the highest UV index in Porto Martins?

July and August, with an average maximum UV index of 6, are months with the highest UV index.

How high is the UV index in July in Porto Martins?

In July, the average daily maximum UV index in Porto Martins is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to Sun's UV rays.

Average temperature in July
Porto Martins, Portugal

Average temperature in July - Porto Martins, Portugal
  • Average high temperature in July: 21.7°C

The warmest month (with the highest average high temperature) is August (22.8°C).
The month with the lowest average high temperature is March (15.6°C).

  • Average low temperature in July: 20.3°C

The month with the highest average low temperature is August (21.6°C).
The coldest months (with the lowest average low temperature) are February and March (14.3°C).

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Average pressure in July
Porto Martins, Portugal

Average pressure in July - Porto Martins, Portugal
  • Average pressure in July: 1024.4mbar

The month with the highest atmospheric pressure is July (1024.4mbar).
The month with the lowest atmospheric pressure is October (1016.6mbar).

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Average wind speed in July
Porto Martins, Portugal

Average wind speed in July - Porto Martins, Portugal
  • Average wind speed in July: 16.6km/h

The windiest month (with the highest average wind speed) is December (29.8km/h).
The calmest month (with the lowest average wind speed) is July (16.6km/h).

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Average humidity in July
Porto Martins, Portugal

Average humidity in July - Porto Martins, Portugal
  • Average humidity in July: 82%

The month with the highest relative humidity is June (83%).
The month with the lowest relative humidity is November (77%).

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Average rainfall in July
Porto Martins, Portugal

Average rainfall in July - Porto Martins, Portugal
  • Average rainfall in July: 15mm

The wettest month (with the highest rainfall) is December (94mm).
The driest month (with the least rainfall) is July (15mm).

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Average rainfall days in July
Porto Martins, Portugal

Average rainfall days in July - Porto Martins, Portugal
  • Average rainfall days in July: 9 days

The month with the highest number of rainy days is October (19.5 days).
The month with the least rainy days is July (9 days).

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Average daylight in July /
Average sunshine in July
Porto Martins, Portugal

Average daylight in July / Average sunshine in July - Porto Martins, Portugal
  • Average daylight in July: 14h and 4min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in July: 9h and 2min

The month with the most sunshine is July (Average sunshine: 9h and 24min).
The month with the least sunshine is November (Average sunshine: 5h and 0min).

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Average sunshine days in July
Porto Martins, Portugal

Average sunshine days in July - Porto Martins, Portugal
  • Average sunshine days in July: 18.1 days

The month with the most sunshine days is July (18.1 days).
The month with the least sunshine days is October (6.6 days).

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Average UV index in July
Porto Martins, Portugal

Average UV index in July - Porto Martins, Portugal
  • Average UV index in July: 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, April and December (UV index 4).

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Average cloud cover in July
Porto Martins, Portugal

Average cloud cover in July - Porto Martins, Portugal
  • Average cloud cover in July: 42

The month with the most cloud cover is November (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 40).

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Average visibility in July
Porto Martins, Portugal

Average visibility in July - Porto Martins, Portugal
  • Average visibility in July: 10km

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

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Porto Martins, Portugal

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