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Portsmouth, New Hampshire Weather Forecast

Rockingham County 43.06°N, 70.78°W Pop. 93,069 ZIP: 03801

Portsmouth is in Rockingham County, New Hampshire (pop. 93,069). Below you'll find current conditions, radar, observed precipitation with YTD anomalies, a 7-day forecast, GDD accumulations, and the NWS written forecast.

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NWS Forecast

Nearby Forecasts

Dover, NH Haverhill, MA Methuen Town, MA Lawrence, MA Manchester, NH
All New Hampshire forecasts (4) → Interactive forecast tools →