Weather in Porvoo in Autumn
| September | October | November | ||||
| Average day temperature: | 58.3°F | 47.6°F | 40.2°F | |||
| Average night temperature: | 53.9°F | 44.9°F | 38.4°F | |||
| Sea water temperature: | 58.5°F | 49.1°F | 42.5°F | |||
| Number of sunny days: | 10 days | 6 days | 4 days | |||
| Day length: | 11.5 - 14.2 h. | 8.7 - 11.4 h. | 6.4 - 8.7 h. | |||
| Number of rainy days: | 4 days | 5 days | 4 days | |||
| Precipitation totals: | 2.2 in. | 2.5 in. | 2.1 in. | |||
Day & Night air temperature, °F
September
October
November
0
9
18
27
36
45
54
63
72
39.2
47.3
57.6
38.3
45.6
54.4
| Day temperature | Night temperature |
Sea water temperature, °F
September
October
November
0
10
20
30
40
50
60
70
42.5
49.1
58.5
Precipitation total, in.
September
October
November
0.0
0.5
1.0
1.6
2.1
2.6
3.1
3.7
2.4
3
2.2
Sunny, partly cloudy and cloudy days
September
October
November
0
5
10
15
20
25
30
35
21
19
12
6
8
10
3
4
8
| Cloudy days | Partly cloudy days | Sunny days |
Wind speed, mph
September
October
November
0.0
2.7
5.3
8.0
10.6
13.3
16.0
18.6
14.8
15.5
13.3
Average sunny hours
September
October
November
0
1
2
3
4
5
6
7
8
2.1
3.9
6.9
Sunny hours are calculated based on the average daily number of hours while sunlight can reach the ground. It depends on day length and cloudiness during the day.
Best time for vacation in Porvoo
Porvoo on a weather map
Leaflet | Tiles © Esri
Places in Finland:
Name
°F
24 Hours Forecast
Porvoo
Local time: 23:53
March 23, sunday
0000
32°F
N
6 mph
6 mph
0300
32°F
N
6 mph
6 mph
0600
30°F
NW
5 mph
5 mph
0900
36°F
NW
7 mph
7 mph
1200
39°F
NW
8 mph
8 mph
1500
37°F
W
9 mph
9 mph
1800
36°F
W
10 mph
10 mph
2100
34°F
NW
9 mph
9 mph
