Barnstable Weather Forecast
- 59
- 75
Mostly Sunny
- 68
- 80
Mostly Sunny
- 71
- 82
Mostly Sunny
- 70
- 86
Slight Chance Rain Showers
- 68
- 83
Slight Chance Rain Showers
- 68
- 81
Slight Chance Rain Showers
Today 22 Jul Barnstable
Sunny. Highs in the mid 70s. Northeast Winds 5 to 10 Mph.
Tonight 22 Jul Barnstable
Mostly clear. Lows in the upper 50s. South Winds around 5 Mph.
Barnstable Temperature Statistics
July Temperature
Hyannis, Barnstable Municipal-Boardman Airport (2.5 miles)
Lowest 5 July, 2025
53.7 °FAverage July
73.4 °FHighest 8 July, 2025
88.6 °F
Climate (2020–Present)
Hyannis, Barnstable Municipal-Boardman Airport (2.5 miles)
Average Low 2020–2025
45.5 °FAverage 2020–2025
53 °FAverage High 2020–2025
59.9 °F