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Wednesday, 30.06.2026
Cascais, Lissabon, Portugal
Updated: 18 minutes ago

Cascais Weather in September 2026

+23°C
Partly cloudy
Pressure
766 mm Hg
Humidity
84%
Wind
2 mph, W-SW
Weather from MeteoSpace

Weather in September 2026 - Forecast

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7-day forecast

+23°C
Partly cloudy
Pressure: 766 mm Hg
Humidity: 84%
Wind: 2 mph, W-SW
Cascais, 30
Lissabon

Regions

Weather in September 2026 - Forecast, Cascais.

31.08.2026
1 2026, Tue
+20°C
: 63-65%
: 1019-1011 mm Hg
: 18, N
Night: +16°C
Morning: +18°C
Daytime: +20°C
Evening: +17°C
2 2026, Wed
+27°C
: 40-42%
: 1019-1011 mm Hg
: 16, N
Night: +17°C
Morning: +21°C
Daytime: +27°C
Evening: +27°C
3 2026, Thu
+22°C
: 40-42%
: 1023-1015 mm Hg
: 2, W
Night: +19°C
Morning: +21°C
Daytime: +22°C
Evening: +21°C
4 2026, Fri
+30°C
: 25-27%
: 1023-1015 mm Hg
: 11, N-NW
Night: +14°C
Morning: +19°C
Daytime: +30°C
Evening: +30°C
5 2026, Sat
+23°C
: 55-57%
: 1021-1013 mm Hg
: 11, N
Night: +20°C
Morning: +22°C
Daytime: +23°C
Evening: +21°C
6 2026, Sun
+30°C
: 39-41%
: 1019-1011 mm Hg
: 2, NW
Night: +15°C
Morning: +17°C
Daytime: +30°C
Evening: +29°C
7 2026, Mon
+24°C
: 48-50%
: 1020-1012 mm Hg
: 7, N-NW
Night: +18°C
Morning: +21°C
Daytime: +24°C
Evening: +22°C
8 2026, Tue
+27°C
: 43-45%
: 1023-1015 mm Hg
: 4, SE
Night: +22°C
Morning: +23°C
Daytime: +27°C
Evening: +24°C
9 2026, Wed
+21°C
: 79-81%
: 1024-1016 mm Hg
: 7, S
Night: +20°C
Morning: +20°C
Daytime: +21°C
Evening: +21°C
10 2026, Thu
+18°C
: 52-54%
: 1023-1015 mm Hg
: 4, W-NW
Night: +12°C
Morning: +14°C
Daytime: +18°C
Evening: +17°C
11 2026, Fri
+22°C
: 48-50%
: 1019-1011 mm Hg
: 4, N-NW
Night: +18°C
Morning: +18°C
Daytime: +22°C
Evening: +22°C
12 2026, Sat
+22°C
: 46-48%
: 1019-1011 mm Hg
: 2, SW
Night: +16°C
Morning: +18°C
Daytime: +22°C
Evening: +20°C
13 2026, Sun
+23°C
: 73-75%
: 1020-1012 mm Hg
: 18, S
Night: +18°C
Morning: +19°C
Daytime: +23°C
Evening: +23°C
14 2026, Mon
+16°C
: 70-72%
: 1023-1015 mm Hg
: 9, S
Night: +20°C
Morning: +21°C
Daytime: +16°C
Evening: +16°C
15 2026, Tue
+21°C
: 74-76%
: 1025-1017 mm Hg
: 7, S
Night: +15°C
Morning: +16°C
Daytime: +21°C
Evening: +20°C
16 2026, Wed
+18°C
: 73-75%
: 1020-1012 mm Hg
: 9, S
Night: +12°C
Morning: +13°C
Daytime: +18°C
Evening: +17°C
17 2026, Thu
+22°C
: 73-75%
: 1015-1007 mm Hg
: 13, S
Night: +16°C
Morning: +17°C
Daytime: +22°C
Evening: +22°C
18 2026, Fri
+18°C
: 75-77%
: 1008-1000 mm Hg
: 25, S
Night: +21°C
Morning: +21°C
Daytime: +18°C
Evening: +17°C
19 2026, Sat
+22°C
: 78-80%
: 1021-1013 mm Hg
: 11, SW
Night: +18°C
Morning: +19°C
Daytime: +22°C
Evening: +15°C
20 2026, Sun
+19°C
: 72-74%
: 1023-1015 mm Hg
: 2, W
Night: +21°C
Morning: +22°C
Daytime: +19°C
Evening: +19°C
21 2026, Mon
+23°C
: 62-64%
: 1024-1016 mm Hg
: 4, W
Night: +14°C
Morning: +15°C
Daytime: +23°C
Evening: +22°C
22 2026, Tue
+18°C
: 78-80%
: 1021-1013 mm Hg
: 4, SW
Night: +18°C
Morning: +19°C
Daytime: +18°C
Evening: +18°C
23 2026, Wed
+17°C
: 77-79%
: 1019-1011 mm Hg
: 9, SW
Night: +17°C
Morning: +17°C
Daytime: +17°C
Evening: +16°C
24 2026, Thu
+24°C
: 55-57%
: 1023-1015 mm Hg
: 7, N
Night: +20°C
Morning: +21°C
Daytime: +24°C
Evening: +19°C
25 2026, Fri
+15°C
: 60-62%
: 1031-1023 mm Hg
: 20, N
Night: +12°C
Morning: +13°C
Daytime: +15°C
Evening: +13°C
26 2026, Sat
+20°C
: 68-70%
: 1029-1021 mm Hg
: 18, N
Night: +10°C
Morning: +11°C
Daytime: +20°C
Evening: +19°C
27 2026, Sun
+16°C
: 67-69%
: 1023-1015 mm Hg
: 20, N
Night: +14°C
Morning: +15°C
Daytime: +16°C
Evening: +15°C
28 2026, Mon
+19°C
: 71-73%
: 1021-1013 mm Hg
: 9, N
Night: +15°C
Morning: +17°C
Daytime: +19°C
Evening: +18°C
29 2026, Tue
+17°C
: 58-60%
: 1021-1013 mm Hg
: 9, N
Night: +10°C
Morning: +13°C
Daytime: +17°C
Evening: +16°C
30 2026, Wed
+23°C
: 74-76%
: 1023-1015 mm Hg
: 16, N
Night: +19°C
Morning: +19°C
Daytime: +23°C
Evening: +19°C
01.10.2026
02.10.2026
03.10.2026
04.10.2026

Temperature graph Cascais

Pressure

Humidity

Weather in September 2026 - Forecast (Lissabon , Portugal)

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