10 day forecast
Monthly forecast
Weather map
City or area
Find
Sign up
Log in
Go to comparison
September weather forecast in Porvoo
30 days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
30 days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun
Sunday
Mon
Monday
Tue
Tuesday
Wed
Wednesday
Thu
Thursday
Fri
Friday
Sat
Saturday
1
+16
+11
1 September, sun
+16
+11
Feels like
+13
758 mmHg
73%
5.6
m/s
SE
+16
1 September, Sunday. day, 16°; night, 11°; rain
2
+15
+12
2 September, mon
+15
+12
Feels like
+12
758 mmHg
81%
5.6
m/s
N
+16
2 September, Monday. day, 15°; night, 12°; rain
3
+16
+12
3 September, tue
+16
+12
Feels like
+14
759 mmHg
76%
5.5
m/s
S
+16
3 September, Tuesday. day, 16°; night, 12°; partly cloudy
4
+17
+13
4 September, wed
+17
+13
Feels like
+15
759 mmHg
73%
5
m/s
SW
+16
4 September, Wednesday. day, 17°; night, 13°; partly cloudy
5
+16
+12
5 September, thu
+16
+12
Feels like
+14
758 mmHg
74%
4.5
m/s
SW
+16
5 September, Thursday. day, 16°; night, 12°; partly cloudy
6
+16
+12
6 September, fri
+16
+12
Feels like
+13
759 mmHg
74%
5
m/s
W
+16
6 September, Friday. day, 16°; night, 12°; partly cloudy
7
+16
+12
7 September, sat
+16
+12
Feels like
+14
758 mmHg
77%
4.5
m/s
W
+16
7 September, Saturday. day, 16°; night, 12°; overcast
8
+16
+13
8 September, sun
+16
+13
Feels like
+14
759 mmHg
75%
5.4
m/s
W
+16
8 September, Sunday. day, 16°; night, 13°; rain
9
+16
+12
9 September, mon
+16
+12
Feels like
+14
761 mmHg
75%
4.9
m/s
NE
+16
9 September, Monday. day, 16°; night, 12°; clear
10
+16
+12
10 September, tue
+16
+12
Feels like
+14
763 mmHg
79%
4
m/s
SE
+15
10 September, Tuesday. day, 16°; night, 12°; partly cloudy
11
+16
+13
11 September, wed
+16
+13
Feels like
+14
761 mmHg
79%
5.5
m/s
S
+15
11 September, Wednesday. day, 16°; night, 13°; overcast
12
+16
+14
12 September, thu
+16
+14
Feels like
+14
760 mmHg
74%
4.8
m/s
S
+16
12 September, Thursday. day, 16°; night, 14°; partly cloudy
13
+15
+12
13 September, fri
+15
+12
Feels like
+12
759 mmHg
73%
4.8
m/s
SW
+16
13 September, Friday. day, 15°; night, 12°; rain
14
+14
+11
14 September, sat
+14
+11
Feels like
+11
758 mmHg
73%
5.8
m/s
S
+15
14 September, Saturday. day, 14°; night, 11°; partly cloudy
15
+14
+11
15 September, sun
+14
+11
Feels like
+11
757 mmHg
79%
5.1
m/s
SW
+15
15 September, Sunday. day, 14°; night, 11°; rain
16
+14
+10
16 September, mon
+14
+10
Feels like
+11
758 mmHg
75%
4.8
m/s
W
+15
16 September, Monday. day, 14°; night, 10°; partly cloudy
17
+13
+11
17 September, tue
+13
+11
Feels like
+10
758 mmHg
81%
5.6
m/s
S
+14
17 September, Tuesday. day, 13°; night, 11°; clear
18
+14
+11
18 September, wed
+14
+11
Feels like
+11
758 mmHg
76%
5.4
m/s
SW
+14
18 September, Wednesday. day, 14°; night, 11°; overcast
19
+14
+11
19 September, thu
+14
+11
Feels like
+12
759 mmHg
80%
4.1
m/s
SW
+15
19 September, Thursday. day, 14°; night, 11°; partly cloudy
20
+14
+11
20 September, fri
+14
+11
Feels like
+11
759 mmHg
81%
5
m/s
S
+14
20 September, Friday. day, 14°; night, 11°; rain
21
+13
+10
21 September, sat
+13
+10
Feels like
+10
759 mmHg
81%
5.5
m/s
W
+14
21 September, Saturday. day, 13°; night, 10°; rain
22
+12
+10
22 September, sun
+12
+10
Feels like
+9
758 mmHg
77%
5.6
m/s
W
+14
22 September, Sunday. day, 12°; night, 10°; overcast
23
+12
+9
23 September, mon
+12
+9
Feels like
+8
758 mmHg
76%
5.6
m/s
N
+14
23 September, Monday. day, 12°; night, 9°; clear
24
+12
+9
24 September, tue
+12
+9
Feels like
+9
760 mmHg
79%
5.5
m/s
NW
+14
24 September, Tuesday. day, 12°; night, 9°; rain
25
+12
+9
25 September, wed
+12
+9
Feels like
+9
762 mmHg
82%
5
m/s
NW
+14
25 September, Wednesday. day, 12°; night, 9°; overcast
26
+13
+10
26 September, thu
+13
+10
Feels like
+10
762 mmHg
80%
5.5
m/s
W
+14
26 September, Thursday. day, 13°; night, 10°; overcast
27
+12
+9
27 September, fri
+12
+9
Feels like
+9
761 mmHg
77%
5.5
m/s
NW
+13
27 September, Friday. day, 12°; night, 9°; clear
28
+11
+9
28 September, sat
+11
+9
Feels like
+7
759 mmHg
77%
5.3
m/s
W
+13
28 September, Saturday. day, 11°; night, 9°; clear
29
+12
+8
29 September, sun
+12
+8
Feels like
+8
759 mmHg
75%
6
m/s
W
+13
29 September, Sunday. day, 12°; night, 8°; rain
30
+11
+7
30 September, mon
+11
+7
Feels like
+7
759 mmHg
74%
5
m/s
W
+13
30 September, Monday. day, 11°; night, 7°; clear
1
+11
+7
1 October, tue
+11
+7
Feels like
+7
759 mmHg
76%
5.8
m/s
SW
+12
1 October, Tuesday. day, 11°; night, 7°; partly cloudy
2
+11
+8
2 October, wed
+11
+8
Feels like
+8
758 mmHg
81%
5.6
m/s
SW
+12
2 October, Wednesday. day, 11°; night, 8°; rain
3
+12
+8
3 October, thu
+12
+8
Feels like
+8
756 mmHg
82%
6.5
m/s
SW
+12
3 October, Thursday. day, 12°; night, 8°; overcast
4
+10
+8
4 October, fri
+10
+8
Feels like
+5
758 mmHg
77%
6
m/s
SW
+12
4 October, Friday. day, 10°; night, 8°; overcast
5
+10
+7
5 October, sat
+10
+7
Feels like
+5
759 mmHg
80%
7
m/s
S
+12
5 October, Saturday. day, 10°; night, 7°; partly cloudy
Average data for 10 years
Porvoo September
6
sunny days
9
days with precipitation
15
cloudy days
6 sunny days; 9 days with precipitation; 15 cloudy days;
76
%
air humidity
4
m/s
Wind
W
54
mm of precipitation
(8% of annual average)
+15
°C
Water temperature
air humidity 76%; 54 millimeters of precipitation (8% of annual average); Wind westerly 4 Meters per second; Water temperature +15°
Weather graphs for September
Temperature
Water temperature
Precipitation chance, %
Humidity, %
Wind, m/s
Pressure, mmHg
SE
N
S
SW
SW
W
W
W
NE
SE
S
S
SW
S
SW
W
S
SW
SW
S
W
W
N
NW
NW
W
NW
W
W
W
1
Average data for 10 years
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Daytime temperature
Night-time temperature
Cities near you
Pskov
Vyborg
Helsinki
Gdov
Tallinn
Riga
Ostrovtsy
Kingisepp
Ust'-Luga
Cities with similar weather in September
Riga
Stockholm
Oslo
Yurmala
Palanga
Dublin
Buenos Aires
Copenhagen
Melbourne
