19.09
sat
sat
Day
43°F
SW 8 mph
Precip.
77%
77%
Night
41°F
S 15 mph
Precip.
56%
56%
20.09
sun
sun
Day
43°F
S 14 mph
Precip.
68%
68%
Night
41°F
NE 1 mph
Precip.
25%
25%
21.09
mon
mon
Day
41°F
NW 9 mph
Precip.
45%
45%
Night
39°F
S 5 mph
Precip.
44%
44%
22.09
tue
tue
Day
39°F
S 12 mph
Precip.
52%
52%
Night
39°F
S 16 mph
Precip.
30%
30%
23.09
wed
wed
Day
46°F
NE 4 mph
Precip.
3%
3%
Night
41°F
SE 2 mph
Precip.
14%
14%
24.09
thu
thu
Day
43°F
E 2 mph
Precip.
27%
27%
Night
43°F
NW 9 mph
Precip.
42%
42%
25.09
fri
fri
Day
45°F
W 15 mph
Precip.
88%
88%
Night
39°F
S 11 mph
Precip.
52%
52%
Sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 52.7°F. The highest and lowest sea temperatures during the month were 53.4°F and 52.0°F.
Sea water temperature in October, °F
Show year:
2025
2024
2023
The average sea water temperature in October of 2025 was 50.5°F. The highest and lowest sea temperatures during the month were 52.3°F and 48.7°F.
Air temperature in Seward, °F
Precipitation total in Seward, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Seward
Seward on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Seward
Local time: 01:17
September 19, saturday
0300
43°F
W
4 mph
4 mph
0600
43°F
W
4 mph
4 mph
0900
43°F
S
4 mph
4 mph
1200
43°F
SW
8 mph
8 mph
1500
41°F
S
11 mph
11 mph
1800
41°F
S
9 mph
9 mph
2100
41°F
S
14 mph
14 mph
September 20, sunday
0000
41°F
S
15 mph
15 mph
