World Resorts USA Seward Weather

Seward sea water temperature

Current sea water temperature:
+52.5°F
Minimum sea water temperature in September: 56.3°F
Maximum sea water temperature in September: 50.4°F
Average sea water temperature in September: 53.3°F

Sea water temperature for the last 10 days:

September 19 52.5°F September 14 52.9°F
September 18 52.7°F September 13 52.0°F
September 17 53.2°F September 12 52.0°F
September 16 53.4°F September 11 52.3°F
September 15 53.4°F September 10 52.9°F

When is the warmest sea in Seward?

Based on the data about daily sea water temperature for the last three years the warmest sea in Seward was noticed in August, July and September.

Monthly Sea Temperatures in Seward, °F

Sea water temperature in August, °F

Show year:
2026
2025
2024

The average sea water temperature in August of 2026 was 54.9°F. The highest and lowest sea temperatures during the month were 57.6°F and 52.5°F.

Sea water temperature in July, °F

Show year:
2026
2025
2024

The average sea water temperature in July of 2026 was 52.4°F. The highest and lowest sea temperatures during the month were 53.8°F and 50.9°F.

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.

Best time for vacation in Seward

Sunniest months:
January 7 days
November 7 days
March 6 days
Warmest months:
July 60.2 °F
August 59.2 °F
June 57.6 °F
Warmest sea temp:
August 56.0 °F
July 54.8 °F
September 53.3 °F
Coldest months:
December 20.6 °F
January 21.1 °F
February 25.5 °F
Rainiest months:
August 5 days
September 5 days
October 4 days
Windiest months:
December 6.2 mph
January 5.6 mph
February 5.5 mph

Seward on a weather map

Seward
+43°F
W 4 mph
Feels like: +41°F
Precip.: 31%
Places in USA:
Name
°F
+55°F
+64°F
+79°F
+77°F
+70°F
+81°F
+63°F
+63°F
+68°F
+59°F
+68°F
+73°F
+79°F
+63°F
24 Hours Forecast
Seward
Local time: 02:10
September 19, saturday
0300
43°F
W
4 mph
0600
43°F
W
4 mph
0900
43°F
S
4 mph
1200
43°F
SW
8 mph
1500
41°F
S
11 mph
1800
41°F
S
9 mph
2100
41°F
S
14 mph
September 20, sunday
0000
41°F
S
15 mph
Units of measurement: °C / °F