World Resorts USA Seward Weather

Seward sea water temperature

Current sea water temperature:
+51.8°F
Minimum sea water temperature in July: 58.8°F
Maximum sea water temperature in July: 49.1°F
Average sea water temperature in July: 54.9°F

Sea water temperature for the last 10 days:

July 21 51.8°F July 16 53.1°F
July 20 51.6°F July 15 52.7°F
July 19 52.5°F July 14 52.2°F
July 18 52.7°F July 13 52.5°F
July 17 52.7°F July 12 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:
2025
2024
2023

The average sea water temperature in August of 2025 was 55.9°F. The highest and lowest sea temperatures during the month were 58.3°F and 53.4°F.

Sea water temperature in July, °F

Show year:
2026
2025
2024

The average sea water temperature in July of 2026 was 52.5°F. The highest and lowest sea temperatures during the month were 53.1°F and 51.6°F.

Sea water temperature in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 54.0°F. The highest and lowest sea temperatures during the month were 55.2°F and 52.7°F.

Best time for vacation in Seward

Sunniest months:
January 7 days
November 7 days
March 6 days
Warmest months:
July 61.0 °F
August 59.8 °F
June 57.6 °F
Warmest sea temp:
August 56.2 °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
+36°F
S 1 mph
Feels like: +36°F
Precip.: 12%
Places in USA:
Name
°F
+73°F
+81°F
+77°F
+86°F
+66°F
+86°F
+72°F
+84°F
+75°F
+68°F
+55°F
+68°F
+84°F
+79°F
+75°F
24 Hours Forecast
Seward
Local time: 05:24
July 21, tuesday
0600
36°F
S
1 mph
0900
50°F
NW
2 mph
1200
54°F
N
6 mph
1500
54°F
NW
7 mph
1800
52°F
NW
7 mph
2100
50°F
NW
7 mph
July 22, wednesday
0000
50°F
NW
7 mph
0300
48°F
NW
4 mph
Units of measurement: °C / °F