17.03
tue
tue
Day
36°F
N 4 mph
Precip.
0%
0%
Night
30°F
E 7 mph
Precip.
0%
0%
18.03
wed
wed
Day
36°F
NE 14 mph
Precip.
0%
0%
Night
34°F
NE 16 mph
Precip.
0%
0%
19.03
thu
thu
Day
36°F
E 9 mph
Precip.
0%
0%
Night
32°F
SE 7 mph
Precip.
0%
0%
20.03
fri
fri
Day
37°F
E 6 mph
Precip.
0%
0%
Night
34°F
E 8 mph
Precip.
0%
0%
21.03
sat
sat
Day
37°F
NE 10 mph
Precip.
0%
0%
Night
32°F
NE 9 mph
Precip.
0%
0%
22.03
sun
sun
Day
36°F
NE 8 mph
Precip.
0%
0%
Night
32°F
E 3 mph
Precip.
0%
0%
23.03
mon
mon
Day
36°F
NW 7 mph
Precip.
0%
0%
Night
36°F
NW 5 mph
Precip.
24%
24%
24.03
tue
tue
Day
34°F
NW 6 mph
Precip.
100%
100%
Night
34°F
NW 6 mph
Precip.
0%
0%
25.03
wed
wed
Day
36°F
W 7 mph
Precip.
0%
0%
Night
32°F
W 4 mph
Precip.
0%
0%
26.03
thu
thu
Day
36°F
W 4 mph
Precip.
0%
0%
Night
36°F
N 2 mph
Precip.
49%
49%
27.03
fri
fri
Day
36°F
NE 4 mph
Precip.
20%
20%
Night
34°F
SW 9 mph
Precip.
100%
100%
28.03
sat
sat
Day
34°F
SW 22 mph
Precip.
0%
0%
Night
28°F
SW 20 mph
Precip.
0%
0%
29.03
sun
sun
Day
28°F
SW 21 mph
Precip.
0%
0%
Night
27°F
SW 16 mph
Precip.
0%
0%
30.03
mon
mon
Day
32°F
SW 15 mph
Precip.
0%
0%
Night
30°F
SW 12 mph
Precip.
0%
0%
Sea water temperature in March, °F
Show year:
2026
2025
2024
The average sea water temperature in March of 2026 was 31.2°F. The highest and lowest sea temperatures during the month were 33.6°F and 28.8°F.
Air temperature in Porvoo, °F
Precipitation total in Porvoo, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Porvoo
Porvoo on a weather map
Places in Finland:
Name
°F
24 Hours Forecast
Porvoo
Local time: 19:00
March 17, tuesday
2100
32°F
E
7 mph
7 mph
March 18, wednesday
0000
30°F
E
7 mph
7 mph
0300
30°F
NE
8 mph
8 mph
0600
32°F
NE
9 mph
9 mph
0900
34°F
NE
12 mph
12 mph
1200
36°F
NE
14 mph
14 mph
1500
37°F
NE
15 mph
15 mph
1800
36°F
NE
15 mph
15 mph
