Portsmouth weather in October 2024

Expect 63°F daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Portsmouth in October. Check more long-term weather averages for Portsmouth in October before you book your next holiday to New Hampshire in 2024/2025.

  • 63°F maximum daytime temperature in October in Portsmouth63
    63°F max day temperature
  • 6 hours of sunshine per day
  • 9 days with some rainfall in October in Portsmouth9
    9 days with some rainfall
  • 39°F minimum night-time temperature in October in Portsmouth39
    39°F min night temperature
  • 11 hours of daylight per day in October in Portsmouth11
    11 hours of daylight per day
  • No heat & humidity in October in Portsmouth0
    No heat & humidity
  • 3.7 inches monthly rainfall in October in Portsmouth3.7
    3.7 inches of monthly rainfall
  • UV (maximum) index 3 (Moderate) in October in Portsmouth3
    3 (Moderate) UV index
  • 54°F sea temperature in October in Portsmouth54
    54°F sea temperature

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The October weather guide for New Hampshire (Portsmouth) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C)  |  Imperial (°F)

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How warm is it in Portsmouth in October?

Daytime temperatures usually reach 63°F in Portsmouth in October, falling to 39°F at night.

How sunny is it in Portsmouth in October?

There are normally 6 hours of bright sunshine each day in Portsmouth in October - that's 56% of daylight hours.

How warm is the sea around Portsmouth in October?

The average sea temperature around Portsmouth in October is 54°F.

Does it rain in Portsmouth in October?

There are usually 9 days with some rain in Portsmouth in October and the average monthly rainfall is 3.7 inches.

Portsmouth October sunrise & sunset times

Browse the sunrise and sunset times for Portsmouth in October 2024. Select a month to view Portsmouth sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st October 2024 06:41 18:23
Wednesday, 16th October 2024 06:58 17:58
Thursday, 31st October 2024 07:17 17:36

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