Pietarsaari (Finland) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 18° Celsius; Minimum nighttime temperature: 12° Celsius;
Maximum daytime temperature: 18° Celsius; Minimum nighttime temperature: 12° Celsius; -
Maximum daytime temperature: 20° Celsius; Minimum nighttime temperature: 14° Celsius;
Maximum daytime temperature: 20° Celsius; Minimum nighttime temperature: 14° Celsius;
-
Maximum daytime temperature: 18° Celsius; Minimum nighttime temperature: 14° Celsius;
Maximum daytime temperature: 18° Celsius; Minimum nighttime temperature: 14° Celsius; -
Maximum daytime temperature: 20° Celsius; Minimum nighttime temperature: 14° Celsius;
Maximum daytime temperature: 20° Celsius; Minimum nighttime temperature: 14° Celsius;
-
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 13° Celsius;
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 13° Celsius; -
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 13° Celsius;
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 13° Celsius;
Sunny.
Sunrise:
Sunset:
M UV
No pollution data.
No pollen data.
6 day forecast for Pietarsaari
Tomorrow (1 September 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 |
10°
|
10°
|
10°
|
11°
|
11°
|
11°
|
11°
|
11°
|
12°
|
13°
|
14°
|
16°
|
17°
|
18°
|
18°
|
18°
|
18°
|
17°
|
17°
|
16°
|
15°
|
13°
|
13°
|
14°
|
| Feels like temperature (°C) |
9°
|
9°
|
9°
|
10°
|
10°
|
10°
|
9°
|
10°
|
11°
|
12°
|
13°
|
15°
|
16°
|
16°
|
17°
|
17°
|
17°
|
17°
|
16°
|
16°
|
15°
|
13°
|
12°
|
13°
|
| Wind direction and speed |
S
5
|
S
5
|
S
6
|
SSE
6
|
SSE
7
|
SSE
8
|
SSE
8
|
SSE
9
|
SSE
8
|
SSE
8
|
SSE
8
|
SSE
8
|
S
8
|
S
9
|
SSW
9
|
SSW
8
|
SSW
8
|
SW
6
|
SW
5
|
WSW
4
|
SSW
3
|
ESE
4
|
ESE
5
|
SE
6
|
| Wind gust (mph) |
8
|
9
|
10
|
11
|
13
|
14
|
15
|
15
|
15
|
16
|
17
|
18
|
19
|
20
|
19
|
17
|
16
|
13
|
11
|
8
|
6
|
8
|
10
|
12
|
| Visibility |
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
G
|
G
|
G
|
| Humidity |
97%
|
97%
|
98%
|
98%
|
98%
|
98%
|
97%
|
96%
|
93%
|
89%
|
85%
|
80%
|
76%
|
72%
|
70%
|
68%
|
68%
|
76%
|
77%
|
82%
|
91%
|
92%
|
93%
|
92%
|
| UV | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 2 | 3 | 3 | 3 | 3 | 2 | 1 | 1 | 1 | 1 | 1 | - | - | - |
Wednesday (2 September 2025)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
20%
|
40%
|
| Temperature (°C) |
14°
|
14°
|
14°
|
13°
|
13°
|
14°
|
17°
|
19°
|
19°
|
17°
|
| Feels like temperature (°C) |
13°
|
13°
|
12°
|
12°
|
11°
|
13°
|
16°
|
18°
|
18°
|
15°
|
| Wind direction and speed (mph) |
SE
8
|
SSE
8
|
SSE
8
|
SSE
8
|
SSE
9
|
SE
9
|
SE
9
|
SE
9
|
SE
9
|
SE
10
|
| Wind gust (mph) |
14
|
14
|
14
|
15
|
17
|
18
|
20
|
19
|
18
|
21
|
| Visibility (description) |
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
93%
|
94%
|
95%
|
96%
|
96%
|
86%
|
74%
|
63%
|
66%
|
75%
|
| UV | - | - | - | - | 1 | 1 | 3 | 2 | 1 | - |
Thursday (3 September 2025)
| Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols |  |
|
 |
|
|
|
|
|
| Chance of precipitation |
60%
|
60%
|
50%
|
30%
|
10%
|
10%
|
<5%
|
<5%
|
| Temperature (°C) |
15°
|
15°
|
15°
|
15°
|
16°
|
18°
|
18°
|
16°
|
| Feels like temperature (°C) |
13°
|
13°
|
13°
|
13°
|
15°
|
16°
|
17°
|
15°
|
| Wind direction and speed (mph) |
SE
12
|
SE
12
|
SSE
12
|
S
12
|
SSW
11
|
SSW
11
|
SSW
10
|
S
8
|
| Wind gust (mph) |
22
|
22
|
22
|
23
|
23
|
23
|
17
|
16
|
| Visibility (description) |
VG
|
G
|
G
|
M
|
M
|
VG
|
VG
|
G
|
| Humidity |
82%
|
91%
|
96%
|
96%
|
92%
|
84%
|
80%
|
91%
|
| UV | - | - | 1 | 1 | 1 | 2 | 1 | - |
Friday (4 September 2025)
| Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
10%
|
10%
|
10%
|
10%
|
10%
|
| Temperature (°C) |
15°
|
15°
|
14°
|
15°
|
18°
|
20°
|
19°
|
16°
|
| Feels like temperature (°C) |
14°
|
14°
|
13°
|
14°
|
17°
|
19°
|
19°
|
16°
|
| Wind direction and speed (mph) |
S
9
|
S
9
|
SSE
9
|
SSE
9
|
S
8
|
SSW
6
|
SW
5
|
WSW
6
|
| Wind gust (mph) |
17
|
16
|
17
|
18
|
16
|
14
|
12
|
12
|
| Visibility (description) |
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
G
|
| Humidity |
93%
|
95%
|
95%
|
91%
|
83%
|
78%
|
83%
|
95%
|
| UV | - | - | 1 | 1 | 3 | 2 | 1 | - |
Saturday (5 September 2025)
| Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols |  |
|
 |
|
|
|
|
|
| Chance of precipitation |
<5%
|
10%
|
10%
|
10%
|
20%
|
10%
|
10%
|
10%
|
| Temperature (°C) |
15°
|
15°
|
14°
|
15°
|
17°
|
18°
|
17°
|
15°
|
| Feels like temperature (°C) |
15°
|
14°
|
13°
|
14°
|
17°
|
18°
|
17°
|
14°
|
| Wind direction and speed (mph) |
SSW
6
|
S
6
|
S
7
|
SSW
6
|
S
6
|
SW
5
|
NNW
6
|
NNW
6
|
| Wind gust (mph) |
12
|
12
|
13
|
13
|
13
|
12
|
12
|
11
|
| Visibility (description) |
G
|
G
|
M
|
G
|
G
|
VG
|
VG
|
G
|
| Humidity |
97%
|
98%
|
98%
|
96%
|
87%
|
82%
|
85%
|
96%
|
| UV | - | - | 1 | 1 | 2 | 2 | 1 | - |
Sunday (6 September 2025)
| Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
<5%
|
<5%
|
| Temperature (°C) |
14°
|
14°
|
13°
|
14°
|
17°
|
19°
|
18°
|
15°
|
| Feels like temperature (°C) |
13°
|
13°
|
13°
|
14°
|
16°
|
18°
|
18°
|
14°
|
| Wind direction and speed (mph) |
ESE
6
|
ESE
6
|
ESE
6
|
SSE
6
|
SSE
5
|
WNW
5
|
NNW
5
|
NE
6
|
| Wind gust (mph) |
9
|
10
|
11
|
11
|
12
|
12
|
11
|
11
|
| Visibility (description) |
G
|
M
|
M
|
G
|
VG
|
VG
|
VG
|
G
|
| Humidity |
98%
|
99%
|
99%
|
97%
|
84%
|
76%
|
84%
|
95%
|
| UV | - | - | 1 | 1 | 3 | 2 | 1 | - |
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Forecast for 00:00 (UTC+3), Tue
Updated 19:22 (UTC+1) on Mon 1 Sep 2025
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