Climate and monthly weather forecastMonte Estoril, Portugal
Climate and monthly weather forecast
Weather in January
In January, the average sea temperature in Monte Estoril, Portugal, is 15.8°C (60.4°F). Note: Swimming in 15.8°C (60.4°F) is not an enjoyable experience for most. Weather in January »Weather in February
In February, the average sea temperature in Monte Estoril, Portugal, is 15.3°C (59.5°F). Note: Swimming is not a pleasant activity for most individuals in 15.3°C (59.5°F). Weather in February »Weather in March
With an average sea temperature of 15.1°C (59.2°F), March is the month with the coldest seawater in Monte Estoril, Portugal. Note: Swimming is not a pleasant activity for most when the water temperature is 15.1°C (59.2°F). Weather in March »Weather in April
In Monte Estoril, Portugal, in April, the average water temperature is 16.3°C (61.3°F). Note: In 16.3°C (61.3°F), swimming is not an enjoyable activity for most. Weather in April »Weather in May
In May, the average sea temperature in Monte Estoril, Portugal, is 17.4°C (63.3°F). Note: For most people, swimming in water at 17.4°C (63.3°F) is not a pleasurable experience. Weather in May »Weather in June
In Monte Estoril, Portugal, in June, the average water temperature is 18.6°C (65.5°F). Note: Swimming becomes less enjoyable for most at a surface water temperature of 18.6°C (65.5°F). Weather in June »Weather in July
In Monte Estoril, Portugal, the average seawater temperature in July is 18.9°C (66°F). Note: Swimming in water that is 18.9°C (66°F) is not enjoyable for most. Weather in July »Weather in August
In August, the average sea temperature in Monte Estoril, Portugal, is 19.6°C (67.3°F). Note: Swimming becomes less enjoyable for most at a surface water temperature of 19.6°C (67.3°F). Weather in August »Weather in September
September is the month with the warmest seawater in Monte Estoril, Portugal, with an average sea temperature of 19.9°C (67.8°F). Note: For most people, swimming in water at 19.9°C (67.8°F) is not a pleasurable experience. Weather in September »Weather in October
In Monte Estoril, Portugal, the average seawater temperature in October is 19.8°C (67.6°F). Note: Swimming is not enjoyable for most people in water that is 19.8°C (67.6°F). Weather in October »Weather in November
In Monte Estoril, Portugal, in November, the average water temperature is 18.1°C (64.6°F). Note: Most people do not find swimming enjoyable in water of 18.1°C (64.6°F). Weather in November »Weather in December
In Monte Estoril, Portugal, the average seawater temperature in December is 16.6°C (61.9°F). Note: The majority of people find swimming in 16.6°C (61.9°F) unenjoyable. Weather in December »Updated: Feb 2, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
March is the month with the coldest seawater in Monte Estoril, with an average sea temperature of 15.1°C (59.2°F).
With an average of 14h and 48min of daylight, June has the longest days of the year.
The month with the warmest seawater in Monte Estoril, Portugal, is September, with an average sea temperature of 19.9°C (67.8°F).
On Sunday, 27. October 2024, at 02:00, Daylight Saving Time ends in Monte Estoril, Portugal, and the time zone changes from WEST to WET. The next Daylight Saving Time starts on Sunday, 30. March 2025, at 01:00, and the time zone reverts from WET to WEST.
With an average of 9h and 30min of daylight, December has the shortest days of the year in Monte Estoril.
Average sea temperature
Monte Estoril, Portugal
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).
Average daylight
Monte Estoril, Portugal
- Average daylight in January:
9h and 48min - Average daylight in February:
10h and 48min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 12min - Average daylight in May:
14h and 18min - Average daylight in June:
14h and 48min
- Average daylight in July:
14h and 36min - Average daylight in August:
13h and 36min - Average daylight in September:
12h and 24min - Average daylight in October:
11h and 12min - Average daylight in November:
10h and 6min - Average daylight in December:
9h and 30min
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).





