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Sea Temperature in Praia da Gralha in May
Complete information on the sea temperature range in the Atlantic Ocean in Praia da Gralha in May. Historical daily data. Climate details for May. Tips on swimming conditions and beach relaxation in Praia da Gralha. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.
Water Temperature Range in Praia da Gralha in May
14°C
MINIMUN
17.5°C
AVERAGE
21°C
MAXIMUM
Historical Data of Water Temperature in May in Praia da Gralha
Water Temperature Chart for Atlantic Ocean in Praia da Gralha in May
Sea Temperature Table in Praia da Gralha in May Over the Past Years
Day | 2024 | 2023 | 2022 | Average |
---|---|---|---|---|
May 1 | 16°C | 15°C | 15°C | 15.5°C |
May 2 | 17°C | 15°C | 15°C | 15.8°C |
May 3 | 16°C | 15°C | 15°C | 15.5°C |
May 4 | 17°C | 15°C | 15°C | 15.8°C |
May 5 | 17°C | 16°C | 16°C | 16.3°C |
May 6 | 16°C | 16°C | 16°C | 16.0°C |
May 7 | 16°C | 16°C | 16°C | 16.0°C |
May 8 | 16°C | 16°C | 16°C | 16.0°C |
May 9 | 16°C | 16°C | 16°C | 16.0°C |
May 10 | 17°C | 17°C | 17°C | 16.8°C |
May 11 | 17°C | 17°C | 17°C | 16.8°C |
May 12 | 16°C | 17°C | 17°C | 16.5°C |
May 13 | 16°C | 17°C | 17°C | 16.5°C |
May 14 | 16°C | 17°C | 17°C | 16.5°C |
May 15 | 16°C | 18°C | 18°C | 17.0°C |
May 16 | 17°C | 18°C | 18°C | 17.3°C |
May 17 | 17°C | 18°C | 18°C | 17.3°C |
May 18 | 17°C | 18°C | 18°C | 17.3°C |
May 19 | 17°C | 18°C | 18°C | 17.3°C |
May 20 | 17°C | 19°C | 19°C | 17.8°C |
May 21 | 17°C | 19°C | 19°C | 17.8°C |
May 22 | 17°C | 19°C | 19°C | 17.8°C |
May 23 | 17°C | 19°C | 19°C | 18.0°C |
May 24 | 17°C | 19°C | 19°C | 17.8°C |
May 25 | 16°C | 20°C | 20°C | 18.0°C |
May 26 | 16°C | 20°C | 20°C | 18.0°C |
May 27 | 16°C | 20°C | 20°C | 18.0°C |
May 28 | 16°C | 20°C | 20°C | 18.0°C |
May 29 | 16°C | 20°C | 20°C | 18.0°C |
May 30 | 16°C | 21°C | 21°C | 18.5°C |



Praia da Gralha Climate and Swimming Opportunities in May
20°C
Average Day Air Temperature
13°C
Average Night Air Temperature
50 mm
Precipitation Amount per Month
8 days
Number of Rainy Days
14 hrs
Daylight
per Day
9 hrs
Sunshine
per Day
14 km/h
Average Wind Speed
70%
Average
humidity
Praia da Gralha lies within the Leiria District in Portugal. The average daytime temperature in Praia da Gralha in May is 20°C (68°F), while the nighttime average is 13°C (55°F). There are typically eight rainy days during the month, with a total precipitation of 50 mm (2.0 inches). The daylight duration in May in Praia da Gralha is 14 hours, with an average of 9 hours of sunshine per day. The average wind speed in May is 14 km/h (9 mph), and the humidity level is around 70%.
The water temperature in Praia da Gralha in May ranges from 15°C to 18°C (59°F to 64°F). At the beginning of the month, the average temperature is around 16°C (61°F), shifting to 17°C (63°F) by mid-May and reaching 18°C (64°F) in the last ten days. Overall, the average sea temperature in Praia da Gralha for May is 17°C (63°F). Ideal conditions for a refreshing swim, though some may still find it a bit cool.
Sea Temperature in May in Nearby Cities
Frequently Asked Questions About Water Temperatures in May in Praia da Gralha
What is the sea temperature in Praia da Gralha in May?
The water temperature in the Atlantic Ocean in Praia da Gralha in May ranges from 15°C to 18°C (59°F to 64°F).
Is it possible to swim in the Atlantic Ocean in Praia da Gralha in May?
The average sea temperature in Praia da Gralha in May is 17°C (63°F), and the air temperature is 20°C (68°F), so ideal conditions for a refreshing swim, though some may still find it a bit cool.