South Monomoy Island Weather Forecast
- 27
- 39
Becoming Sunny
- 35
- 43
Partly Sunny
- 23
- 38
Chance Snow
- 25
- 28
Mostly Cloudy
- 34
- 39
Chance Rain
- 36
- 41
Chance Rain
Today 27 Feb Barnstable
Sunny. Highs around 40. Southwest Winds around 5 Mph.
Tonight 27 Feb Barnstable
Mostly clear. Near steady temperature in the upper 20s. South Winds 5 to 10 Mph.
South Monomoy Island Temperature Statistics
February Temperature
Chatham, Chatham Municipal Airport (6.8 miles)
Lowest 8 February, 2026
14 °FAverage February
29.2 °FHighest 11 February, 2026
39.9 °F
Climate (2021–Present)
Chatham, Chatham Municipal Airport (6.8 miles)
Average Low 2021–2026
47.5 °FAverage 2021–2026
53.8 °FAverage High 2021–2026
59.9 °F