Local Weather Report for
Portsmouth
New Hampshire, United States
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 Current Portsmouth Weather Conditions |
Updated February 28th at 11:55 pm |
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| Mostly Clear |
| Temperature: | 27°F |
Dew Point: | 23°F |
| Barometer: | 29.98 inHg |
Wind: | calm |
| Humidity: | 86.0% |
Visibility: | 0M |
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| Portsmouth Weather Forecast Summary |
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Today
Mar 1st
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Monday
Mar 2nd
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Tuesday
Mar 3rd
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Wednesday
Mar 4th
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Sunday
Mar 1st
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Mix of rain and snow |
Mostly Sunny |
Mix of rain and snow |
Cloudy |
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38°F
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20°F
11°F |
36°F
21°F |
39°F
31°F |
-460°F
-460°F |
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| Portsmouth Detailed Weather Forecast |
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| Sunday, March 1st, 2026 |
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Overnight |
Temperature: 38°F |
| Cloudy. |
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Morning |
Temperature: 35°F |
| Cloudy with flurries or showers likely. Risk of freezing rain. Windy at times. |
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Afternoon |
Temperature: 30°F |
| Sunny with cloudy periods with a chance of flurries or showers. Wind 20 to 30 mph. |
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Evening |
Temperature: 19°F |
| Clear with cloudy periods. Wind 20 to 30 mph. |
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| Monday, March 2nd, 2026 |
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Overnight |
Temperature: 13°F |
| A mix of cloudy and clear skies. Windy. |
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Morning |
Temperature: 13°F |
| Sunny. Windy at times. |
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Afternoon |
Temperature: 20°F |
| Sunny with cloudy periods. Windy at times. |
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Evening |
Temperature: 19°F |
| Clear with cloudy periods. Windy at times. |
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| Tuesday, March 3rd, 2026 |
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Overnight |
Temperature: 23°F |
| Cloudy. Windy. |
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Morning |
Temperature: 29°F |
| Cloudy. Windy. |
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Afternoon |
Temperature: 34°F |
| Cloudy with flurries or showers likely. Risk of freezing rain. Wind 20 to 30 mph. |
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Evening |
Temperature: 35°F |
| Cloudy with a chance of flurries or showers. Risk of freezing rain. Windy at times. |
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| Wednesday, March 4th, 2026 |
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Overnight |
Temperature: 31°F |
| Cloudy. Windy at times. |
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Morning |
Temperature: 31°F |
| Cloudy. |
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Afternoon |
Temperature: 37°F |
| A mix of cloud and sun. Windy. |
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Evening |
Temperature: 39°F |
| Cloudy. Wind 35 to 45 mph. |
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