World Resorts USA Petoskey Weather

Petoskey sea water temperature

Current sea water temperature:
+33.6°F
Minimum sea water temperature in April: 40.8°F
Maximum sea water temperature in April: 32.4°F
Average sea water temperature in April: 34.7°F

Sea water temperature for the last 10 days:

April 9 33.6°F April 4 33.8°F
April 8 33.8°F April 3 34.0°F
April 7 33.8°F April 2 32.7°F
April 6 33.8°F April 1 32.5°F
April 5 33.8°F March 31 32.7°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:
October 3 days
July 2 days
August 2 days
Windiest months:
November 11.4 mph
December 10.9 mph
February 10.4 mph

Petoskey on a weather map

Petoskey
+45°F
NE 11 mph
Feels like: +39°F
Precip.: 0%
Places in USA:
Name
°F
+37°F
+72°F
+72°F
+68°F
+59°F
+70°F
+72°F
+68°F
+34°F
+61°F
+55°F
+66°F
+66°F
+64°F
+52°F
24 Hours Forecast
Petoskey
Local time: 05:19
April 09, thursday
0600
45°F
NE
11 mph
0900
43°F
E
18 mph
1200
41°F
E
17 mph
1500
41°F
E
16 mph
1800
45°F
E
9 mph
2100
37°F
E
4 mph
April 10, friday
0000
36°F
S
2 mph
0300
32°F
SE
1 mph
Units of measurement: °C / °F