US Geography / US Weather / Massachusetts Weather / South Yarmouth |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Avg. High | 37 | 37 | 44 | 54 | 64 | 72 | 78 | 77 | 70 | 61 | 52 | 42 |
| Avg. Low | 18 | 20 | 28 | 36 | 46 | 55 | 62 | 61 | 54 | 44 | 35 | 25 |
| Mean | 28 | 28 | 37 | 45 | 55 | 64 | 70 | 70 | 62 | 54 | 44 | 34 |
| Avg. Precip. | 3.7 in | 3.6 in | 3.6 in | 3.9 in | 3.7 in | 3.3 in | 2.9 in | 3.4 in | 3.4 in | 3.9 in | 4.5 in | 4.3 in |
Degrees in Fahrenheit
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