Porvoo (Finland) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 4° Celsius; Minimum nighttime temperature: 4° Celsius;
Maximum daytime temperature: 4° Celsius; Minimum nighttime temperature: 4° Celsius; -
Maximum daytime temperature: 5° Celsius; Minimum nighttime temperature: 5° Celsius;
Maximum daytime temperature: 5° Celsius; Minimum nighttime temperature: 5° Celsius;
-
Maximum daytime temperature: 6° Celsius; Minimum nighttime temperature: 4° Celsius;
Maximum daytime temperature: 6° Celsius; Minimum nighttime temperature: 4° Celsius;
-
Maximum daytime temperature: 4° Celsius; Minimum nighttime temperature: 1° Celsius;
Maximum daytime temperature: 4° Celsius; Minimum nighttime temperature: 1° Celsius;
-
Maximum daytime temperature: 2° Celsius; Minimum nighttime temperature: -2° Celsius;
Maximum daytime temperature: 2° Celsius; Minimum nighttime temperature: -2° Celsius;
-
Maximum daytime temperature: 0° Celsius; Minimum nighttime temperature: -2° Celsius;
Maximum daytime temperature: 0° Celsius; Minimum nighttime temperature: -2° Celsius; -
Maximum daytime temperature: 0° Celsius; Minimum nighttime temperature: -2° Celsius;
Maximum daytime temperature: 0° Celsius; Minimum nighttime temperature: -2° Celsius;
Overcast.
Sunrise:
Sunset:
- UV
No pollution data.
No pollen data.
7 day forecast for Porvoo
Today (17 December 2025)
| Time |
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|
| Weather symbols |  |
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
10%
|
<5%
|
<5%
|
| Temperature |
4°
|
4°
|
5°
|
5°
|
5°
|
| Feels like temperature (°C) |
0°
|
1°
|
1°
|
1°
|
1°
|
| Wind direction and speed |
SSW
8
|
SSW
10
|
SSW
10
|
SSW
11
|
SSW
12
|
| Wind gust (mph) |
20
|
22
|
24
|
26
|
28
|
| Visibility |
G
|
G
|
G
|
G
|
G
|
| Humidity |
97%
|
97%
|
96%
|
96%
|
96%
|
| UV | - | - | - | - | - |
Friday (18 December 2025)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
 |
 |
|
|
| Chance of precipitation |
<5%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
20%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
20%
|
50%
|
40%
|
30%
|
20%
|
| Temperature (°C) |
5°
|
5°
|
5°
|
5°
|
5°
|
5°
|
5°
|
5°
|
5°
|
5°
|
5°
|
5°
|
5°
|
5°
|
5°
|
5°
|
5°
|
4°
|
4°
|
4°
|
5°
|
5°
|
5°
|
5°
|
| Feels like temperature (°C) |
1°
|
1°
|
1°
|
2°
|
2°
|
2°
|
2°
|
2°
|
2°
|
2°
|
2°
|
2°
|
2°
|
2°
|
1°
|
1°
|
1°
|
0°
|
0°
|
0°
|
1°
|
1°
|
1°
|
2°
|
| Wind direction and speed (mph) |
SSW
13
|
SW
13
|
SW
12
|
SW
12
|
SW
11
|
SW
10
|
SW
10
|
SW
10
|
SW
10
|
SW
10
|
SW
10
|
SSW
10
|
SSW
11
|
SSW
11
|
SSW
12
|
SSW
12
|
SSW
12
|
SSW
12
|
SSW
12
|
SSW
12
|
SSW
12
|
SSW
12
|
SW
12
|
SW
12
|
| Wind gust (mph) |
28
|
28
|
27
|
25
|
24
|
22
|
21
|
21
|
21
|
22
|
23
|
23
|
24
|
24
|
25
|
26
|
26
|
26
|
26
|
27
|
27
|
27
|
26
|
25
|
| Visibility (description) |
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
M
|
M
|
M
|
| Humidity |
96%
|
95%
|
95%
|
95%
|
95%
|
96%
|
96%
|
96%
|
96%
|
96%
|
96%
|
96%
|
95%
|
95%
|
95%
|
94%
|
93%
|
93%
|
93%
|
93%
|
94%
|
95%
|
96%
|
96%
|
| UV | - | - | - | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 1 | 1 | 1 | - | - | - | - | - | - | - | - |
Saturday (19 December 2025)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
30%
|
20%
|
10%
|
10%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
| Feels like temperature (°C) |
2°
|
2°
|
3°
|
3°
|
3°
|
3°
|
3°
|
3°
|
2°
|
3°
|
3°
|
3°
|
3°
|
3°
|
3°
|
3°
|
3°
|
3°
|
3°
|
3°
|
3°
|
3°
|
3°
|
3°
|
| Wind direction and speed (mph) |
SW
12
|
SW
11
|
SW
10
|
SW
10
|
SW
10
|
SW
10
|
SW
10
|
SW
10
|
SW
10
|
SW
10
|
SW
10
|
SW
11
|
SW
11
|
SW
11
|
SW
11
|
SW
11
|
SW
11
|
SW
11
|
SW
11
|
SW
10
|
SW
10
|
WSW
10
|
WSW
10
|
WSW
9
|
| Wind gust (mph) |
24
|
23
|
22
|
21
|
21
|
21
|
21
|
22
|
22
|
23
|
23
|
23
|
24
|
24
|
24
|
24
|
24
|
24
|
23
|
23
|
23
|
22
|
21
|
20
|
| Visibility (description) |
M
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
| Humidity |
97%
|
97%
|
97%
|
97%
|
97%
|
97%
|
96%
|
96%
|
96%
|
96%
|
95%
|
94%
|
93%
|
93%
|
93%
|
93%
|
94%
|
95%
|
95%
|
95%
|
95%
|
95%
|
95%
|
95%
|
| UV | - | - | - | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 1 | 1 | 1 | - | - | - | - | - | - | - | - |
Sunday (20 December 2025)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
 |
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
10%
|
10%
|
<5%
|
10%
|
10%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
6°
|
5°
|
5°
|
5°
|
5°
|
5°
|
5°
|
4°
|
4°
|
4°
|
4°
|
4°
|
4°
|
4°
|
3°
|
3°
|
3°
|
3°
|
2°
|
2°
|
2°
|
2°
|
2°
|
2°
|
| Feels like temperature (°C) |
3°
|
2°
|
2°
|
2°
|
2°
|
1°
|
1°
|
1°
|
1°
|
1°
|
0°
|
0°
|
0°
|
0°
|
0°
|
-1°
|
-1°
|
-1°
|
-2°
|
-2°
|
-2°
|
-2°
|
-2°
|
-2°
|
| Wind direction and speed (mph) |
WSW
9
|
WSW
9
|
W
9
|
W
9
|
W
9
|
W
9
|
WNW
9
|
WNW
9
|
WNW
9
|
NW
9
|
NW
9
|
NW
10
|
NW
10
|
NW
10
|
NW
10
|
NNW
10
|
NNW
10
|
NNW
9
|
NNW
9
|
NNW
9
|
NNW
9
|
NNW
9
|
NNW
9
|
NNW
9
|
| Wind gust (mph) |
20
|
20
|
20
|
20
|
20
|
20
|
20
|
20
|
20
|
21
|
21
|
22
|
22
|
22
|
21
|
21
|
21
|
20
|
20
|
20
|
20
|
19
|
19
|
20
|
| Visibility (description) |
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
G
|
G
|
G
|
G
|
VG
|
VG
|
G
|
VG
|
| Humidity |
94%
|
94%
|
94%
|
93%
|
93%
|
93%
|
93%
|
92%
|
92%
|
91%
|
91%
|
90%
|
88%
|
87%
|
87%
|
88%
|
90%
|
89%
|
89%
|
89%
|
88%
|
89%
|
90%
|
89%
|
| UV | - | - | - | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 1 | 1 | 1 | - | - | - | - | - | - | - | - |
Monday (21 December 2025)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
2°
|
2°
|
1°
|
1°
|
1°
|
1°
|
1°
|
1°
|
1°
|
1°
|
1°
|
1°
|
1°
|
1°
|
1°
|
1°
|
1°
|
0°
|
0°
|
0°
|
0°
|
0°
|
0°
|
-1°
|
| Feels like temperature (°C) |
-2°
|
-2°
|
-3°
|
-3°
|
-3°
|
-3°
|
-3°
|
-3°
|
-3°
|
-3°
|
-3°
|
-3°
|
-3°
|
-3°
|
-3°
|
-3°
|
-3°
|
-3°
|
-3°
|
-4°
|
-4°
|
-4°
|
-4°
|
-4°
|
| Wind direction and speed (mph) |
NNW
9
|
NNW
9
|
NNW
9
|
NNW
9
|
NNW
9
|
NNW
9
|
NNW
9
|
NNW
8
|
NNW
8
|
NNW
8
|
NNW
8
|
NNW
8
|
N
8
|
N
8
|
N
8
|
N
8
|
N
7
|
N
7
|
N
8
|
N
7
|
N
7
|
N
7
|
N
7
|
NNW
6
|
| Wind gust (mph) |
20
|
20
|
20
|
19
|
19
|
19
|
19
|
18
|
18
|
18
|
18
|
18
|
18
|
18
|
17
|
17
|
16
|
17
|
16
|
15
|
16
|
15
|
14
|
14
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
88%
|
89%
|
88%
|
89%
|
88%
|
87%
|
87%
|
86%
|
86%
|
86%
|
86%
|
85%
|
83%
|
83%
|
84%
|
84%
|
85%
|
84%
|
84%
|
82%
|
82%
|
81%
|
82%
|
77%
|
| UV | - | - | - | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 1 | 1 | 1 | - | - | - | - | - | - | - | - |
Tuesday (22 December 2025)
| Time |
00:00
|
01:00
|
02:00
|
05:00
|
08:00
|
11:00
|
14:00
|
17:00
|
20:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
10%
|
10%
|
20%
|
20%
|
10%
|
<5%
|
<5%
|
10%
|
| Temperature (°C) |
-1°
|
-1°
|
-1°
|
-1°
|
-1°
|
-1°
|
0°
|
-1°
|
-1°
|
-1°
|
| Feels like temperature (°C) |
-4°
|
-4°
|
-5°
|
-5°
|
-5°
|
-4°
|
-4°
|
-5°
|
-5°
|
-5°
|
| Wind direction and speed (mph) |
NNW
6
|
NNW
6
|
NNW
6
|
NW
6
|
WNW
7
|
WNW
7
|
NW
7
|
NW
8
|
NW
8
|
NNW
9
|
| Wind gust (mph) |
13
|
13
|
14
|
15
|
15
|
16
|
17
|
18
|
19
|
20
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
79%
|
78%
|
77%
|
75%
|
77%
|
82%
|
83%
|
86%
|
83%
|
81%
|
| UV | - | - | - | - | - | 1 | 1 | - | - | - |
Wednesday (23 December 2025)
| Time |
02:00
|
05:00
|
08:00
|
11:00
|
14:00
|
17:00
|
20:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
 |
 |
|
|
|
|
| Chance of precipitation |
10%
|
10%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
| Temperature (°C) |
-1°
|
-1°
|
-1°
|
-1°
|
-1°
|
-2°
|
-2°
|
-1°
|
| Feels like temperature (°C) |
-6°
|
-6°
|
-5°
|
-5°
|
-5°
|
-5°
|
-5°
|
-5°
|
| Wind direction and speed (mph) |
NNW
8
|
N
8
|
N
7
|
N
7
|
N
7
|
NNW
6
|
NNW
6
|
NNW
5
|
| Wind gust (mph) |
19
|
17
|
15
|
16
|
15
|
13
|
14
|
13
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
79%
|
76%
|
75%
|
77%
|
74%
|
78%
|
80%
|
84%
|
| UV | - | - | - | 1 | 1 | - | - | - |
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Forecast
Forecast for 7pm (UTC+2) Thursday
Updated 12:36 (UTC) on Thu 18 Dec 2025
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