Popponesset Weather Forecast
- 66
- 71
Increasing Clouds
- 66
- 73
Rain Showers
- 60
- 73
Chance Rain Showers
- 60
- 67
Mostly Sunny
- 64
- 71
Mostly Sunny
- 64
- 73
Slight Chance Rain Showers
Today 12 Sep Barnstable
Sunny. Highs in the lower 70s. East Winds around 5 Mph, becoming south with Gusts up to 20 Mph in the afternoon.
Tonight 12 Sep Barnstable
Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the lower 60s. South Winds 5 to 10 Mph.
Popponesset Temperature Statistics
September Temperature
Otis Air National Guard Base (5.6 miles)
Lowest 6 September, 2026
55.4 °FAverage September
66.6 °FHighest 4 September, 2026
80.6 °F
Climate (2021–2026)
Otis Air National Guard Base (5.6 miles)
Average Low 2021–2026
43.7 °FAverage 2021–2026
51.8 °FAverage High 2021–2026
59.1 °F