World Resorts Portugal Cascais

Cascais Monthly Weather Averages

Please click on any column to get detailed information about Cascais weather in that particular month. You will get daily weather information for that month for the last several years.

Day & Night air temperature, °F

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
12
24
36
48
60
72
84
96
60.4
64.0
69.9
73.2
75.5
74.2
69.6
66.9
63.4
60.5
59.7
58.7
56.6
59.8
64.7
66.4
66.3
65.6
63.3
60.0
57.4
55.2
54.8
54.4
Day temperature   
Night temperature

The warmest month in Cascais is august. The average daily temp is 75.5°F. The average nightly temp is 66.3°F.

Sea water temperature, °F

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
11
22
33
44
55
66
77
60.3
62.5
64.4
64.8
63.9
63.7
63.1
61.2
59.4
57.9
57.7
58.8

The warmest sea temperature usually observed in September. Average daily sea water temperature during this month is 64.8°F.

Precipitation total, in.

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
0.4
0.8
1.2
1.7
2.1
2.5
2.9
2.4
2.1
1.7
0.7
0.1
0.1
0.5
1.2
1.7
1.5
1.3
1.6

August is the month with least precipitations during the year. The average precipitation totals for this month is 0.1 in. The month with most precipitation total is December.

Number of rainy days

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
5
4
4
3
1
0
0
1
2
3
3
3
3

This chart shows averages for the last three years. It shows medium and heavy rains only, it doesn't show light rains.

Wind speed, mph
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
2
4
6
8
10
12
14
16
18
12.2
12.2
11.4
11.8
14.2
13.9
13.6
13
12.5
13.1
12.3
12.4
Sunny, partly cloudy and cloudy days
1
2
3
4
5
6
7
8
9
10
11
12
0
5
10
15
20
25
30
35
10
10
7
3
3
4
7
8
8
11
9
8
8
5
3
5
9
7
11
10
8
7
13
12
16
22
27
26
19
19
13
13
12
14
Cloudy days   
Partly cloudy days   
Sunny days
Average sunny hours
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
2
4
6
8
10
12
14
16
5.5
6
6.9
9
11.8
12.6
10.6
10.3
8.4
6.8
6.2
5.7

Sunny hours are calculated based on the average daily number of hours while sunlight can reach the ground. It depends on day length and cloudiness during the day.

* Charts above show average data for the last 3 years.

Best time for vacation in Cascais

Sunniest months:
August 27 days
July 26 days
September 23 days
Warmest months:
August 76.8 °F
July 75.5 °F
September 75.1 °F
Warmest sea temp:
September 64.8 °F
October 64.4 °F
August 63.9 °F
Coldest months:
January 59.2 °F
February 59.4 °F
December 61.2 °F
Rainiest months:
November 5 days
October 4 days
December 4 days
Windiest months:
July 13.9 mph
August 13.5 mph
June 13.1 mph

Cascais on a weather map

Leaflet | Tiles © Esri
Places in Portugal:
Name
°F
Albufeira
+57°F
Algarve
+59°F
Cascais
+57°F
Lagos
+57°F
Lisbon
+54°F
Madeira
+61°F
Ponta Delgada
+57°F
Portimao
+57°F
Porto
+48°F
Porto Santo Island
+59°F
Sao Miguel
+57°F
Setubal
+55°F
Terceira Island
+55°F
Faro
+59°F
Funchal
+61°F
all places
24 Hours Forecast
Cascais
Local time: 07:51
March 17, monday
0900
57°F
N
11 mph
1200
59°F
N
14 mph
1500
59°F
NW
12 mph
1800
55°F
NW
9 mph
2100
55°F
SW
9 mph
March 18, tuesday
0000
55°F
S
7 mph
0300
54°F
SE
7 mph
0600
55°F
SE
7 mph
Units of measurement: °C / °F