Discover Cape Cod, MA
Visitors are drawn to Cape Cod looking for a place to relax and unwind. If you have visited the beaches at the Cape during the summer, then you are well aware that it is a popular vacation spot, and has been for decades.
View live webcams in Cape Cod, check the current weather conditions, and see what’s happening at the beach. Planning to visit Cape Cod? Use our local map of the area to discover nearby coastal spots and stay up-to-date with the local weather forecast before you go.
Cape Cod, Massachusetts Average Temperatures
Use this weather chart as a guide to view the average air and ocean temperatures on the Cape.
The average air temperature in the summer varies between 75-80 degrees.
The average ocean temperature in the summer varies between 55-60 degrees.
| Average High | Average Low | Average Ocean Temp | |
|---|---|---|---|
| January | 36 | 22 | 38 |
| February | 40 | 26 | 37 |
| March | 46 | 30 | 40 |
| April | 55 | 39 | 47 |
| May | 65 | 49 | 57 |
| June | 74 | 61 | 61 |
| July | 81 | 66 | 68 |
| August | 80 | 64 | 68 |
| September | 73 | 57 | 66 |
| October | 63 | 45 | 59 |
| November | 54 | 40 | 52 |
| December | 40 | 30 | 43 |
Average high, low and ocean temperatures in Cape Cod. Sources: Accuweather, Weather.com, NOAA Climate.gov.
