Measurements:
°C
°F
Cascais
50°F
W 11 mph
Feels like: 46°F
Precip: 0%
World Resorts Portugal Cascais Weather December Weather in Cascais

Cascais Weather: December

Average Day Temperature: 62.5°F
Average Night Temperature: 57.5°F
Sea Water Temperature: 61.4°F
Number of Sunny Days: 14 days
Sunshine Hours: 9.5 - 9.7 hours
Number of Rainy Days: 4 days
Precipitation Totals: 2.1 in

Air Temperature in December, °F

Select Year: 2024 2023 2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
0
11
22
33
44
55
66
77
88
Day Temperature   
Night Temperature

The highest day temperature in December 2024 was 69°F. The lowest night temperature was 47°F. The average values for day and night temperatures during December were 60.4°F и 55.0°F respectivly.

Cascais Water Sea Temperature in December, °F

Select Year: 2024 2023 2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
57
59
61
63
65
67
69
71

The average sea surface temperature in December 2024 for Cascais was 62.9°F. The maximum and minimum values were 61.2°F and 65.6°F respectively.

Sunny, Cloudy and Gloomy days
Sunny days
Cloudy days
Gloomy days
45%
29%
26%

Most of the days in December are sunny but you can also expect cloudy and gloomy days.

Precipitation Totals in December, in

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
0.0
0.5
1.0
1.4
1.9
2.4
2.9
3.4

Precipitation total in December for Cascais is 2.1 in. It makes december one of the most rainy months of the year.

Wind Speed in December, mph
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
0.0
2.4
4.8
7.2
9.5
11.9
14.3
16.7

The average wind speed in December is 12.0 mph. This value is relatively stable throughout the year.

Average Sunny Hours Per Day
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
0.0
2.1
4.3
6.4
8.5
10.7
12.8
14.9

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Cascais in December is 6.0 hours.

Best Time to Visit Cascais
The most sunny months:
August 27 days
July 26 days
September 23 days
The most warm months:
August 79.8 °F
July 78.4 °F
September 77.9 °F
Warmest sea temperature:
September 66.5 °F
October 66.0 °F
August 65.4 °F
The most cold months:
January 60.2 °F
February 60.5 °F
December 62.5 °F
The most rainy months:
November 5 days
October 4 days
December 4 days
The most windy months:
July 14 mph
August 13 mph
June 13 mph

Cascais on the Weather Map

Portugal Resorts:
NAME
Albufeira +50
Algarve +54
Cascais +50
Faro +54
Funchal +56
Lagos +52
Lisbon +48
Madeira +56
Ponta Delgada +66
Portimao +50
Porto +46
Porto Santo Island +64
Quarteira +50
Sao Miguel +66
Setubal +46
24 Hours Weather Forecast
Cascais
Local time: 00:11
01 jan, wednesday
0300 50°F
W
9 mph
0600 48°F
W
10 mph
0900 48°F
W
9 mph
1200 56°F
W
8 mph
1500 58°F
NW
2 mph
1800 54°F
W
1 mph
2100 54°F
W
4 mph
02 jan, thursday
0000 54°F
NW
6 mph