Portsmouth weather in December 2024

Expect 84°F daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Portsmouth in December. Check more long-term weather averages for Portsmouth in December before you book your next holiday to Dominica in 2024/2025.

  • 84°F maximum daytime temperature in December in Portsmouth84
    84°F max day temperature
  • 6 hours of sunshine per day
  • 18 days with some rainfall in December in Portsmouth18
    18 days with some rainfall
  • 72°F minimum night-time temperature in December in Portsmouth72
    72°F min night temperature
  • 11 hours of daylight per day in December in Portsmouth11
    11 hours of daylight per day
  • Moderate heat & humidity in December in PortsmouthM
    Moderate heat & humidity
  • 7.9 inches monthly rainfall in December in Portsmouth7.9
    7.9 inches of monthly rainfall
  • UV (maximum) index 8 (Very High) in December in Portsmouth8
    8 (Very High) UV index
  • 81°F sea temperature in December in Portsmouth81
    81°F sea temperature

More about Portsmouth

Portsmouth by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Dominica

Marella Cruises: up to 5% off ocean cruises

  • Book online & save up to 5% on Marella Cruises
  • Discount varies by season. Book online with TUI
  • Destinations across the Med, Caribbean & USA
Go to Marella Cruises deal >>

View all Marella Cruises offers

Marella CruisesCruise deal finder

The December weather guide for Dominica (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)

Back to top

How hot is it in Portsmouth in December?

Daytime temperatures usually reach 84°F in Portsmouth in December with moderate heat and humidity, falling to 72°F at night.

How sunny is it in Portsmouth in December?

There are normally 6 hours of bright sunshine each day in Portsmouth in December - that's 57% of daylight hours.

How warm is the sea around Portsmouth in December?

The average sea temperature around Portsmouth in December is 81°F.

Does it rain in Portsmouth in December?

There are usually 18 days with some rain in Portsmouth in December and the average monthly rainfall is 7.9 inches.

Portsmouth December sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st December 2024 06:17 17:33
Monday, 16th December 2024 06:25 17:38
Tuesday, 31st December 2024 06:32 17:46

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^