March weather forecast
Lisbon, Portugal

March, the first month of the spring in Lisbon, is also an enjoyable month, with an average temperature fluctuating between 18.8°C (65.8°F) and 11°C (51.8°F).

Temperature

In Lisbon, the average high-temperature in March is essentially the same as in February - a still enjoyable 18.8°C (65.8°F). In March, in Lisbon, Portugal, the average low-temperature is 11°C (51.8°F).

Rainfall

In Lisbon, during 13 rainfall days, 53mm (2.09") of precipitation is typically accumulated. In Lisbon, during the entire year, the rain falls for 112 days and collects up to 774mm (30.47") of precipitation.

Sea temperature

With an average sea temperature of 15.1°C (59.2°F), March is the month with the coldest seawater in Lisbon, Portugal.
Note: For most, swimming in 15.1°C (59.2°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).

Daylight

In March, the average length of the day is 11h and 58min.
On the first day of March, sunrise is at 07:08 and sunset at 18:28 WET. On the last day of the month, sunrise is at 07:22 and sunset at 19:58 WEST.
Note: On Sunday, 26. March 2023, at 01:00, Daylight Saving Time starts, and the time zone changes from WET to WEST. Daylight Saving Time lasts until Sunday, 29. October 2023, at 02:00; consequently, the time zone reverts from WEST to WET.

Sunshine

The average sunshine in March is 7h.

UV index

In Lisbon, the average daily maximum UV index in March is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: In March, the average maximum UV index of 5 translate into the following recommendations:
Take precautions - Protection against sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.