March weather forecast
Cacilhas, Portugal

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Weather in March

March, the first month of the spring in Cacilhas, is a refreshing month, with an average temperature fluctuating between 16.1°C (61°F) and 11.8°C (53.2°F).

Temperature

The advent of March sees the average high-temperature at an enjoyable 16.1°C (61°F), subtly shifted from February's 14.9°C (58.8°F). Throughout March, a modest shift from daytime highs is anticipated in Cacilhas, with an average low-temperature of 11.8°C (53.2°F).

Humidity

In March, the average relative humidity is 74%.

Rainfall

In Cacilhas, during March, the rain falls for 9.7 days and regularly aggregates up to 20mm (0.79") of precipitation. Throughout the year, there are 85.8 rainfall days, and 215mm (8.46") of precipitation is accumulated.

Sea temperature

March is the month with the coldest seawater in Cacilhas, Portugal, with an average sea temperature of 15.1°C (59.2°F).
Note: Most people find it challenging to enjoy swimming in water that is 15.1°C (59.2°F). As water temperature falls below 21°C (69.8°F), controlling breathing grows increasingly difficult.

Daylight

In March, the average length of the day is 11h and 58min.
On the first day of the month, sunrise is at 07:07 and sunset at 18:29. On the last day of March, in Cacilhas, sunrise is at 06:21 and sunset at 18:59 WET.

Sunshine

In Cacilhas, the average sunshine in March is 8.2h.

UV index

January through March, November and December, with an average maximum UV index of 4, are months with the lowest UV index. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the average person.
Note: In March, the average maximum UV index of 4 translates into the following recommendations:
Exercise prevention - Protecting skin and eyes from harm is required. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. 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 Cacilhas in March?

The high-temperature during March is 16.1°C (61°F) and the low-temperature is 11.8°C (53.2°F).

What is the average humidity in March in Cacilhas?

The average relative humidity in March is 74%.

How much does it rain in Cacilhas in March?

In Cacilhas, in March, it is raining for 9.7 days, with typically 20mm (0.79") of accumulated precipitation.

What month is the sea coldest in Cacilhas?

With an average sea temperature of 15.1°C (59.2°F), March is the month with the coldest seawater in Cacilhas, Portugal.

How cold is the water in March in Cacilhas?

In Cacilhas, the average seawater temperature in March is 15.1°C (59.2°F). For swimming, a surface water temperature of 15.1°C (59.2°F) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 21°C (69.8°F).

What is the average length of the day in March in Cacilhas?

In March, the average day length in Cacilhas is 11h and 58min.

When are sunrise and sunset in March in Cacilhas?

On the first day of March, sunrise is at 07:07 and sunset at 18:29. On the last day of the month, sunrise is at 06:21 and sunset at 18:59 WET.

How long on average sun shines in March in Cacilhas?

In March, the average sunshine duration in Cacilhas, Portugal, is 8.2h.

What are the months with the lowest UV index in Cacilhas?

January through March, November and December, with an average maximum UV index of 4, are months with the lowest UV index in Cacilhas.

How high is the UV index in March in Cacilhas?

In March, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a medium hazard to health from exposure to the Sun's UV radiation.

Average temperature in March
Cacilhas, Portugal

Average temperature in March - Cacilhas, Portugal
  • Average high temperature in March: 16.1°C

The warmest month (with the highest average high temperature) is August (24.5°C).
The month with the lowest average high temperature is January (14.8°C).

  • Average low temperature in March: 11.8°C

The month with the highest average low temperature is August (18.6°C).
The coldest month (with the lowest average low temperature) is February (10.8°C).

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Average pressure in March
Cacilhas, Portugal

Average pressure in March - Cacilhas, Portugal
  • Average pressure in March: 1018mbar

The months with the highest atmospheric pressure are January and December (1022.5mbar).
The month with the lowest atmospheric pressure is April (1015.7mbar).

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Average wind speed in March
Cacilhas, Portugal

Average wind speed in March - Cacilhas, Portugal
  • Average wind speed in March: 18.7km/h

The windiest month (with the highest average wind speed) is February (19.5km/h).
The calmest month (with the lowest average wind speed) is October (15.6km/h).

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Average humidity in March
Cacilhas, Portugal

Average humidity in March - Cacilhas, Portugal
  • Average humidity in March: 74%

The months with the highest relative humidity are January, April, July and December (75%).
The months with the lowest relative humidity are May and October (72%).

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Average rainfall in March
Cacilhas, Portugal

Average rainfall in March - Cacilhas, Portugal
  • Average rainfall in March: 20mm

The wettest month (with the highest rainfall) is November (44mm).
The driest month (with the least rainfall) is July (2mm).

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Average rainfall days in March
Cacilhas, Portugal

Average rainfall days in March - Cacilhas, Portugal
  • Average rainfall days in March: 9.7 days

The month with the highest number of rainy days is November (12.4 days).
The month with the least rainy days is August (1.9 days).

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Average sea temperature in March
Cacilhas, Portugal

Average sea temperature in March - Cacilhas, Portugal
  • Average sea temperature in March: 15.1°C

The best month for swimming (with the highest average sea temperature) is September (19.9°C).
The coldest month (with the lowest average sea temperature) is March (15.1°C).

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Average daylight in March /
Average sunshine in March
Cacilhas, Portugal

Average daylight in March / Average sunshine in March - Cacilhas, Portugal
  • Average daylight in March: 12h and 0min

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 March: 8h and 1min

The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is January (Average sunshine: 5h and 30min).

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Average sunshine days in March
Cacilhas, Portugal

Average sunshine days in March - Cacilhas, Portugal
  • Average sunshine days in March: 19.7 days

The month with the most sunshine days is August (28 days).
The month with the least sunshine days is November (15.6 days).

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Average UV index in March
Cacilhas, Portugal

Average UV index in March - Cacilhas, Portugal
  • Average UV index in March: 4

The months with the highest UV index are June, July, August and September (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 4).

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Average cloud cover in March
Cacilhas, Portugal

Average cloud cover in March - Cacilhas, Portugal
  • Average cloud cover in March: 33

The month with the most cloud cover is January (Cloud cover 40).
The month with the least cloud cover is August (Cloud cover 13).

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Average visibility in March
Cacilhas, Portugal

Average visibility in March - Cacilhas, Portugal
  • Average visibility in March: 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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Cacilhas, Portugal

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