March weather forecast
Sines, Portugal

March

Weather in March

The first month of the spring, March, is a comfortable month in Sines, Portugal, with an average temperature varying between 16°C (60.8°F) and 12°C (53.6°F).

Temperature

The transition into March marks the average high-temperature at an enjoyable 16°C (60.8°F), differing minimally from February's 14.8°C (58.6°F). Throughout March, Sines's nights experience a slight temperature dip to a fresh 12°C (53.6°F).

Humidity

In March, the average relative humidity in Sines is 75%.

Rainfall

In March, in Sines, the rain falls for 13.2 days. Throughout March, 44mm (1.73") of precipitation is accumulated. In Sines, Portugal, during the entire year, the rain falls for 94.6 days and collects up to 327mm (12.87") of precipitation.

Sea temperature

The month with the coldest seawater is March, with an average sea temperature of 15.6°C (60.1°F).
Note: Most people find swimming in 15.6°C (60.1°F) to be not enjoyable. The control of one's breathing becomes more challenging as the water temperature drops below 21°C (69.8°F).

Daylight

In March, the average length of the day in Sines is 11h and 59min.
On the first day of March in Sines, sunrise is at 07:06 and sunset at 18:29. On the last day of the month, sunrise is at 06:21 and sunset at 18:57 WET.

Sunshine

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

UV index

January through April, November and December, with an average maximum UV index of 4, are months with the lowest UV index. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: In March, the average maximum UV index of 4 translates into the following recommendations:
Take precautions - Protection against sunburn is recommended. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. A hat with a broad brim is indispensable, filtering out up to half of UV rays.

Frequently asked questions

What is the average March temperature in Sines?
The high-temperature in Sines during March is 16°C (60.8°F) and the low-temperature is 12°C (53.6°F).
What is the average humidity in March in Sines?
The average relative humidity in March is 75%.
How much does it rain in Sines in March?
In Sines, Portugal, during March, the rain falls for 13.2 days and regularly aggregates up to 44mm (1.73") of precipitation.
What month is the sea coldest in Sines?
With an average sea temperature of 15.6°C (60.1°F), March is the month with the coldest seawater.
What is the sea temperature in March in Sines?
In Sines, Portugal, in March, the average water temperature is 15.6°C (60.1°F). For most, swimming in 15.6°C (60.1°F) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 21°C (69.8°F) to 15°C (59°F).
How many hours of daylight does Sines have in March?
The average day length in March in Sines, Portugal, is 11h and 59min.
What time are sunrise and sunset in March in Sines?
On the first day of March, sunrise is at 07:06 and sunset at 18:29. On the last day of the month, sunrise is at 06:21 and sunset at 18:57 WET.
How long on average sun shines in March in Sines?
In Sines, the average sunshine duration in March is 8.2h.
What is the month with the lowest UV index in Sines?
The months with the lowest UV index in Sines are January through April, November and December, with an average maximum UV index of 4.
What is the UV index intensity in March in Sines?
In March, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a moderate vulnerability from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average sea temperature
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in March
Sines, Portugal
  • Average high temperature in March: 16°C

The warmest month (with the highest average high temperature) is August (24.2°C).
The month with the lowest average high temperature is February (14.8°C).

  • Average low temperature in March: 12°C

The months with the highest average low temperature are August and September (18.8°C).
The coldest month (with the lowest average low temperature) is February (10.8°C).

Average pressure in March
Sines, Portugal
  • Average pressure in March: 1017.9mbar

The month with the highest atmospheric pressure is December (1022.6mbar).
The month with the lowest atmospheric pressure is April (1015.7mbar).

Average wind speed in March
Sines, Portugal
  • Average wind speed in March: 18.5km/h

The windiest month (with the highest average wind speed) is February (19.4km/h).
The calmest month (with the lowest average wind speed) is September (15.1km/h).

Average humidity in March
Sines, Portugal
  • Average humidity in March: 75%

The month with the highest relative humidity is April (76%).
The month with the lowest relative humidity is October (72%).

Average rainfall in March
Sines, Portugal
  • Average rainfall in March: 44mm

The wettest month (with the highest rainfall) is November (56mm).
The driest month (with the least rainfall) is July (1mm).

Average rainfall days in March
Sines, Portugal
  • Average rainfall days in March: 13.2 days

The month with the highest number of rainy days is November (13.4 days).
The month with the least rainy days is August (1.1 days).

Average sea temperature in March
Sines, Portugal
  • Average sea temperature in March: 15.6°C

The best month for swimming (with the highest average sea temperature) is October (20.5°C).
The coldest month (with the lowest average sea temperature) is March (15.6°C).

Average daylight in March /
Average sunshine in March
Sines, 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 36min).

  • Average sunshine in March: 8h and 1min

The month with the most sunshine is July (Average sunshine: 11h and 30min).
The month with the least sunshine is January (Average sunshine: 5h and 42min).

Average sunshine days in March
Sines, Portugal
  • Average sunshine days in March: 16.1 days

The month with the most sunshine days is August (29.4 days).
The month with the least sunshine days is April (15.3 days).

Average UV index in March
Sines, 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, April, November and December (UV index 4).

Average cloud cover in March
Sines, Portugal
  • Average cloud cover in March: 32

The month with the most cloud cover is January (Cloud cover 37).
The month with the least cloud cover is August (Cloud cover 10).

Average visibility in March
Sines, 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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