17.05
sun
sun
Day
59°F
SE 4 mph
Precip.
86%
86%
Night
50°F
N 2 mph
Precip.
0%
0%
18.05
mon
mon
Day
61°F
SW 1 mph
Precip.
0%
0%
Night
54°F
N 2 mph
Precip.
0%
0%
19.05
tue
tue
Day
68°F
SW 2 mph
Precip.
0%
0%
Night
57°F
N 2 mph
Precip.
0%
0%
20.05
wed
wed
Day
73°F
SW 2 mph
Precip.
0%
0%
Night
64°F
N 3 mph
Precip.
0%
0%
21.05
thu
thu
Day
82°F
N 6 mph
Precip.
0%
0%
Night
72°F
N 5 mph
Precip.
0%
0%
22.05
fri
fri
Day
86°F
N 4 mph
Precip.
0%
0%
Night
72°F
N 3 mph
Precip.
0%
0%
23.05
sat
sat
Day
84°F
N 7 mph
Precip.
0%
0%
Night
73°F
N 6 mph
Precip.
0%
0%
Sea water temperature in May, °F
Show year:
2026
2025
2024
The average sea water temperature in May of 2026 was 60.6°F. The highest and lowest sea temperatures during the month were 61.3°F and 59.9°F.
Air temperature in Bilbao, °F
Precipitation total in Bilbao, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Bilbao
Bilbao on a weather map
Places in Spain:
Name
°F
24 Hours Forecast
Bilbao
Local time: 09:56
May 17, sunday
1200
59°F
SE
4 mph
4 mph
1500
59°F
S
8 mph
8 mph
1800
57°F
S
7 mph
7 mph
2100
54°F
S
2 mph
2 mph
May 18, monday
0000
50°F
N
2 mph
2 mph
0300
48°F
N
2 mph
2 mph
0600
50°F
NE
2 mph
2 mph
0900
52°F
N
2 mph
2 mph
