16.09
wed
wed
Day
54°F
NW 22 mph
Precip.
49%
49%
Night
55°F
N 17 mph
Precip.
45%
45%
17.09
thu
thu
Day
54°F
N 13 mph
Precip.
30%
30%
Night
48°F
SE 14 mph
Precip.
47%
47%
18.09
fri
fri
Day
48°F
W 2 mph
Precip.
20%
20%
Night
52°F
N 17 mph
Precip.
78%
78%
19.09
sat
sat
Day
54°F
NE 8 mph
Precip.
58%
58%
Night
52°F
N 5 mph
Precip.
33%
33%
20.09
sun
sun
Day
48°F
S 17 mph
Precip.
77%
77%
Night
46°F
S 5 mph
Precip.
27%
27%
21.09
mon
mon
Day
48°F
S 7 mph
Precip.
22%
22%
Night
45°F
SW 15 mph
Precip.
10%
10%
22.09
tue
tue
Day
46°F
SW 17 mph
Precip.
43%
43%
Night
46°F
SW 11 mph
Precip.
32%
32%
23.09
wed
wed
Day
50°F
SW 4 mph
Precip.
31%
31%
Night
48°F
S 9 mph
Precip.
73%
73%
24.09
thu
thu
Day
48°F
S 15 mph
Precip.
55%
55%
Night
46°F
S 21 mph
Precip.
39%
39%
25.09
fri
fri
Day
45°F
S 27 mph
Precip.
34%
34%
Night
48°F
S 20 mph
Precip.
18%
18%
26.09
sat
sat
Day
46°F
S 14 mph
Precip.
6%
6%
Night
45°F
SW 1 mph
Precip.
23%
23%
27.09
sun
sun
Day
50°F
NE 9 mph
Precip.
19%
19%
Night
48°F
N 11 mph
Precip.
10%
10%
28.09
mon
mon
Day
48°F
N 14 mph
Precip.
24%
24%
Night
48°F
N 6 mph
Precip.
22%
22%
29.09
tue
tue
Day
48°F
NW 6 mph
Precip.
12%
12%
Night
48°F
NW 7 mph
Precip.
11%
11%
Sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 56.6°F. The highest and lowest sea temperatures during the month were 59.7°F and 54.0°F.
Air temperature in Kemi, °F
Precipitation total in Kemi, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Kemi
Kemi on a weather map
Places in Finland:
Name
°F
24 Hours Forecast
Kemi
Local time: 21:17
September 17, thursday
0000
55°F
N
17 mph
17 mph
0300
54°F
N
21 mph
21 mph
0600
54°F
N
20 mph
20 mph
0900
54°F
N
17 mph
17 mph
1200
54°F
N
13 mph
13 mph
1500
54°F
N
7 mph
7 mph
1800
52°F
SE
11 mph
11 mph
2100
50°F
SE
12 mph
12 mph
