World Resorts USA Petoskey Weather

Petoskey sea water temperature

Current sea water temperature:
+46.8°F
Minimum sea water temperature in May: 53.8°F
Maximum sea water temperature in May: 35.8°F
Average sea water temperature in May: 42.6°F

Sea water temperature for the last 10 days:

May 30 46.8°F May 25 42.1°F
May 29 45.3°F May 24 41.7°F
May 28 45.3°F May 23 41.2°F
May 27 45.7°F May 22 41.7°F
May 26 44.2°F May 21 41.0°F

When is the warmest sea in Petoskey?

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

Monthly Sea Temperatures in Petoskey, °F

Sea water temperature in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 70.3°F. The highest and lowest sea temperatures during the month were 73.4°F and 67.1°F.

Sea water temperature in July, °F

Show year:
2025
2024
2023

The average sea water temperature in July of 2025 was 67.5°F. The highest and lowest sea temperatures during the month were 71.8°F and 60.3°F.

Sea water temperature in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 65.1°F. The highest and lowest sea temperatures during the month were 67.6°F and 63.7°F.

Best time for vacation in Petoskey

Sunniest months:
September 13 days
August 13 days
July 13 days
Warmest months:
August 73.9 °F
July 73.5 °F
September 68.0 °F
Warmest sea temp:
August 70.7 °F
July 67.7 °F
September 66.9 °F
Coldest months:
January 24.9 °F
February 25.4 °F
December 31.7 °F
Rainiest months:
April 3 days
October 3 days
July 2 days
Windiest months:
November 11.4 mph
December 10.9 mph
February 10.4 mph

Petoskey on a weather map

Petoskey
+54°F
NW 4 mph
Feels like: +54°F
Precip.: 0%
Places in USA:
Name
°F
+43°F
+75°F
+75°F
+81°F
+64°F
+79°F
+82°F
+70°F
+52°F
+63°F
+55°F
+79°F
+79°F
+77°F
+64°F
24 Hours Forecast
Petoskey
Local time: 01:22
May 31, sunday
0300
50°F
N
3 mph
0600
46°F
N
2 mph
0900
55°F
E
4 mph
1200
63°F
E
6 mph
1500
64°F
E
8 mph
1800
61°F
E
7 mph
2100
50°F
E
2 mph
June 01, monday
0000
46°F
E
2 mph
Units of measurement: °C / °F