NWS Forecast for: Portsmouth NH Issued by: National Weather Service Gray/Portland, ME Last Update: 10:31 pm EDT Sep 22, 2023 | ![]() |
Overnight: Mostly cloudy, with a low around 51. Calm wind becoming east around 5 mph. Saturday: A 40 percent chance of showers, mainly after 3pm. Mostly cloudy, with a high near 64. East wind around 5 mph. New precipitation amounts of less than a tenth of an inch possible. Saturday Night: A 40 percent chance of showers. Cloudy, with a low around 55. Northeast wind around 5 mph. New precipitation amounts between a tenth and quarter of an inch possible. Sunday: A 30 percent chance of showers. Mostly cloudy, with a high near 66. Northeast wind around 5 mph. Sunday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 53. Calm wind becoming northeast around 5 mph. Monday: Partly sunny, with a high near 66. Monday Night: Partly cloudy, with a low around 51. Tuesday: Mostly sunny, with a high near 65. Tuesday Night: Partly cloudy, with a low around 48. Wednesday: Sunny, with a high near 68. Wednesday Night: Partly cloudy, with a low around 49. Thursday: Mostly sunny, with a high near 70. Thursday Night: Partly cloudy, with a low around 50. Friday: Mostly sunny, with a high near 69. | |
Portsmouth NH 43.07°N 70.78°W (Elev. 33 ft) | |
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