Temperatures in March
It's cool to moderate in March in Cascais with an average temperature of 18°C. Temperatures this month range from a low of 16°C to a high of 20°C. At night, you can expect temperatures between 9°C and 12°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Cascais in March. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of March
The month of March starts in Cascais with mild temperatures, averaging around 18°C during the day and nights close to 11°C. You can expect regular precipitation, but there’s also a chance for some sunny days in the first days of the month.
Mid-March
By mid-March, the average daytime temperature rises to around 19°C, with nights close to 11°C. Not much precipitation expected during this period. It’s mostly dry with sunshine.
End of March
By the end of March, the average daytime temperature in Cascais will be around 19°C, with nights close to 11°C. A shower might show up, but overall the weather will be dry and sunny.
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Water temperature
The water temperature at Cascais is 17°C this month. You can swim, but it's a bit on the chilly side.
Precipitation in March
In March, there is an average of 74 mm of precipitation, spread over 9 days. The wind speed is around 4 Bft, mostly coming from the Southwest.
The average precipitation chance is 29% per day this month. Though it seems pretty low, the weather’s variable. Some days have higher and others lower precipitation chances, which lowers the average.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in March for Cascais. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Cascais in March |
London | ||
|---|---|---|---|
 Average Temperature |
18°C | 11°C | |
 High Temp |
20°C | 14°C | |
| Low Temp |
16°C | 8°C | |
 Total Precipitation |
74 mm | 55 mm | |
| Rainy Days |
9 days | 9 days | |
February
UV index
The UV index is a maximum of 8 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is March a good time to visit Cascais?
Want nice weather? Then March is a great time to be in Cascais. You’ll have pleasant temperatures and not too much rain this month.
Temperature records for Cascais in March
With 27°C, Cascais hit the highest temperature in the last 10 years in March 2023. The lowest daytime temperature in this month was 11°C in 2017. The extreme night temperatures ranged from a low of 2°C to a high of 15°C.
Check out the climate of Cascais for all months and discover the best travel time
Curious about the climate in other parts of Portugal? Check out the weather and climate in places like Algarve, Lisbon, Albufeira, or have a look at other destinations in Portugal.
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Daily Temperature in March in Cascais
This chart shows the average daily temperatures, both day and night, for each day in March in Cascais, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in March in Cascais
The chart below shows the average daily precipitation in March for Cascais, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for March, you can expect around 9 days of rain in Cascais.
Daily UV Index in March in Cascais
This chart shows the average daily UV index in March in Cascais, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in March in Cascais Over the Years
This chart shows the average temperature in March in Cascais, measured in degrees Celsius, over the past years.
Total Precipitation in March in Cascais Over the Years
This chart shows the average precipitation in March in Cascais, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in March for Cascais
Click on a specific day in March for detailed info on the typical weather on that day in Cascais. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in March in Cascais
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Average Weather in Cascais by Month
Click on a month below to see detailed weather info for Cascais. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
