Portsmouth weather live forecast

Tomorrow's maximum temperature in Portsmouth is expected to be 11°C.

  • Friday
    19th Apr
    Sunshine and showers (0-2 mm of rainfall expected)
  • Saturday
    20th Apr
    Mostly cloudy with rain (5-10 mm of rainfall expected)
  • Sunday
    21st Apr
    Scattered clouds
  • Monday
    22nd Apr
    Clear skies
  • Tuesday
    23rd Apr
    Broken clouds

5-day weather forecast updated at 04:03 on Saturday 20th April 2024 GMT

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The 5-day weather forecast for New Hampshire (Portsmouth) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Portsmouth weather forecast by day

Below are the detailed weather forecasts for Portsmouth for the next 5 days.

Portsmouth weather for Friday 19th April 2024

Expect sunshine and showers in Portsmouth, New Hampshire with a maximum temperature of 11°C, maximum UV of 6 (High) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 4% chance of some rain and a fresh breeze of 31 kph from the south-east.

  • 11°C maximum temperature11
    °C maximum temperature
  • 7°C minimum temperature7
    °C minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 4% chance of some rain4
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 11°C wind chill11
    °C wind chill
  • Fresh breeze of 31 kph from the South-East31
    kph wind from SE

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Portsmouth weather for Saturday 20th April 2024

Expect mostly cloudy with rain in Portsmouth, New Hampshire with a maximum temperature of 13°C, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 5-10 mm of rainfall expected with 62% chance of some rain and a gentle breeze of 16 kph from the south-west.

  • 13°C maximum temperature13
    °C maximum temperature
  • 7°C minimum temperature7
    °C minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 62% chance of some rain62
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 16 kph from the South-West16
    kph wind from SW

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Portsmouth weather for Sunday 21st April 2024

Expect scattered clouds in Portsmouth, New Hampshire with a maximum temperature of 12°C, maximum UV of 4 (Moderate) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the west.

  • 12°C maximum temperature12
    °C maximum temperature
  • 5°C minimum temperature5
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 9 hours of bright sunshine9
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 19 kph from the West19
    kph wind from W

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Portsmouth weather for Monday 22nd April 2024

Expect clear skies in Portsmouth, New Hampshire with a maximum temperature of 10°C, maximum UV of 5 (Moderate) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the west.

  • 10°C maximum temperature10
    °C maximum temperature
  • 4°C minimum temperature4
    °C minimum temperature
  • Clear skies
    clear skies
  • 13 hours of bright sunshine13
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 20 kph from the West20
    kph wind from W

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Portsmouth weather for Tuesday 23rd April 2024

Expect broken clouds in Portsmouth, New Hampshire with a maximum temperature of 14°C, maximum UV of 6 (High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 22 kph from the south.

  • 14°C maximum temperature14
    °C maximum temperature
  • 3°C minimum temperature3
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 14°C wind chill14
    °C wind chill
  • Moderate breeze of 22 kph from the South22
    kph wind from S

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Metric (°C / mm)  |  Imperial (°F / inches)

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