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Cascais weather in June

Weather in Cascais: June

Average day temperature: 71.4°F
Average night temperature: 63.5°F
Sea water temperature: 63.1°F
Number of sunny days: 20 days
Day length: 14.7 - 14.9 hours
Number of rainy days: 1 day
Precipitation totals: 0.4 in.

Air temperature in June, °F

Show year:
2025
2024
2023

The highest day temperature during June of 2025 was 78°F. At the same time the lowest night temperature was 60°F. Daily and nightly averages during June were 70.7°F and 64.1°F.

Sea water temperature in Cascais in June, °F

Show year:
2025
2024
2023

The average sea water temperature in June of 2025 was 63.3°F. The highest and lowest sea temperatures during the month were 65.3°F and 61.2°F.

Sunny, partly cloudy and cloudy days

Mostly all days in June are sunny but cloudy days are also possible.

Precipitation total in June, in.

Precipitation total value in Cascais in June is 0.4 in. Other months of the year show relatively similar values.

Wind speed in June, mph

The average wind speed value in June is 13.5 mph It makes June one of the most windy months of the year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in June is: 10.9.

Best time for vacation in Cascais

Sunniest months:
August 27 days
July 26 days
September 23 days
Warmest months:
August 76.5 °F
July 75.3 °F
September 74.8 °F
Warmest sea temp:
September 64.7 °F
October 64.4 °F
August 64.0 °F
Coldest months:
January 59.2 °F
February 59.4 °F
March 61.1 °F
Rainiest months:
November 5 days
March 4 days
December 4 days
Windiest months:
July 14.0 mph
August 13.5 mph
June 13.1 mph

Cascais on a weather map

Cascais
+63°F
E 19 mph
Feels like: +63°F
Precip.: 100%
Places in Portugal:
Name
°F
+57°F
+57°F
+63°F
+57°F
+61°F
+61°F
+54°F
+64°F
+59°F
+54°F
+64°F
+57°F
+54°F
24 Hours Forecast
Cascais
Local time: 03:01
December 05, friday
0600
61°F
E
16 mph
0900
61°F
E
16 mph
1200
63°F
E
15 mph
1500
63°F
E
14 mph
1800
61°F
E
10 mph
2100
61°F
E
8 mph
December 06, saturday
0000
61°F
E
9 mph
0300
61°F
E
10 mph
Units of measurement: °C / °F