Portsmouth Weather Forecast
- 59
- 70
Mostly Cloudy
- 63
- 71
Chance Rain Showers
- 66
- 77
Chance Rain Showers
- 67
- 83
Slight Chance Thunderstorms
- 62
- 81
Partly Sunny
- 64
- 79
Partly Sunny
Today 16 Jun Newport
Partly sunny. Highs in the upper 60s. East Winds 5 to 10 Mph.
Tonight 16 Jun Newport
Mostly cloudy. Near steady temperature in the upper 50s. East Winds around 5 Mph.
Portsmouth Temperature Statistics
June Temperature
Newport, Newport State Airport (5 miles)
Lowest 1 June, 2025
50.6 °FAverage June
65.5 °FHighest 5 June, 2025
83.6 °F
Climate (2020–Present)
Newport, Newport State Airport (5 miles)
Average Low 2020–2025
45.6 °FAverage 2020–2025
52.7 °FAverage High 2020–2025
59.9 °F