Current sea water temperature:
+41.7°F
| Minimum sea water temperature in January: | 46.9°F |
| Maximum sea water temperature in January: | 37.8°F |
| Average sea water temperature in January: | 42.5°F |
| more information | |
14 days
forecast
forecast
| Provincetown |
monthly
weather
weather
| Provincetown |
Sea water temperature for the last 10 days:
| January 1 | 41.7°F | December 27 | 43.2°F |
| December 31 | 41.0°F | December 26 | 43.5°F |
| December 30 | 42.3°F | December 25 | 43.3°F |
| December 29 | 42.1°F | December 24 | 43.3°F |
| December 28 | 41.4°F | December 23 | 43.3°F |
Monthly sea water temperature, °F
When is the warmest sea in Provincetown?
Based on the data about daily sea water temperature for the last three years the warmest sea in Provincetown was noticed in August, July and September.
Monthly Sea Temperatures in Provincetown, °F
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 66.8°F. The highest and lowest sea temperatures during the month were 72.5°F and 62.2°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 69.6°F and 63.7°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 67.5°F and 61.7°F.
current
weather
weather
| Provincetown |
weather in
January
January
| Provincetown |
Best time for vacation in Provincetown
Provincetown on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Provincetown
Local time: 20:34
January 01, thursday
2100
19°F
E
34 mph
34 mph
January 02, friday
0000
19°F
E
32 mph
32 mph
0300
18°F
E
27 mph
27 mph
0600
19°F
E
24 mph
24 mph
0900
25°F
E
21 mph
21 mph
1200
27°F
E
20 mph
20 mph
1500
30°F
E
21 mph
21 mph
1800
30°F
E
22 mph
22 mph
