Portsmouth, NH Weather Forecast
Marine Forecast: Cape Elizabeth to Merrimack River
Portsmouth, New Hampshire
Lat: 43.07N, Lon: 70.76W
Mostly Cloudy
Temp: 26°F
- Humidity:
- 40%
- Winds:
- 5 MPH S
- Gusts:
- N/A MPH
- Barometer:
- 30.16 in.
- Dewpoint:
- 5°F
- Heat index:
- 26°F
- Sunrise:
- 7:05 AM EST
- Sunset:
- 4:43 PM EST
- Moonrise:
- 4:12 AM EST
- Moonset:
- 12:33 PM EST
| Tonight...Mostly clear. Lows around 18. Southwest winds around 10 mph with gusts up to 20 mph. |
| Sunday...Mostly sunny. Highs in the upper 30s. West winds 10 to 15 mph with gusts up to 30 mph. |
| Sunday Night...Mostly clear in the evening, then becoming partly cloudy. Lows around 20. West winds 10 to 15 mph with gusts up to 25 mph. |
| Monday...Mostly sunny. Highs in the mid 30s. Southwest winds 10 to 15 mph with gusts up to 30 mph. |
| Monday Night...Mostly cloudy. Lows in the upper 20s. Southwest winds 10 to 15 mph with gusts up to 35 mph. |
| Tuesday...Partly sunny. Highs in the upper 30s. Temperatures falling into the upper 20s in the afternoon. |
| Tuesday Night...Partly cloudy in the evening, then becoming mostly cloudy. Lows around 15. |
| Wednesday...Mostly cloudy with a 40 percent chance of snow. Highs in the lower 30s. |
| Wednesday Night...Partly cloudy. A chance of snow in the evening. Lows 10 to 15. Chance of snow 30 percent. |
| Thursday...Partly sunny. Highs in the lower 20s. |
| Thursday Night...Mostly clear in the evening, then becoming partly cloudy. Lows zero to 5 above zero. |
| Friday...Partly sunny. Highs in the lower 20s. |
| Friday Night...Mostly clear in the evening, then becoming partly cloudy. Lows around 10 above. |
| Saturday...Partly sunny. Highs in the lower 30s. |
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