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Caribbean

Jamaica (Montego Bay) weather in January

Is it warm? Yes. January in Jamaica (Montego Bay) is hot: afternoons average 28°C and nights 22°C. Most days (80%) peak between 26°C and 30°C.

Hot · average high

28°C

25°C or more on almost every day.

  • Average low22°overnight
  • Sea28°average, 2023–2025
  • Rainy days752 mm in the month
  • SkySome cloud37% cloud · 51% clear days

How warm it really gets

Every January afternoon from 2011–2025: 465 days. Most (80%) peaked between 26° and 30°.

Number of January days by daily high, 2011–2025.

January, year by year

The average January high in each year. The warmest, 2024, averaged 30°C; the coolest, 2018, 27°C.

Average January high by year: 2011: 27.8°C, 2012: 27.8°C, 2013: 28.5°C, 2014: 28.1°C, 2015: 27.9°C, 2016: 28.9°C, 2017: 28°C, 2018: 27.1°C, 2019: 28.2°C, 2020: 28°C, 2021: 28.2°C, 2022: 28.1°C, 2023: 28.3°C, 2024: 29.5°C, 2025: 28.5°C.

Compared with home

Average January highs. Expect rain on about 7 days (52 mm in a typical month).

  • Jamaica (Montego Bay)28°
  • Cork9°
  • Dublin8°
  • London8°
  • Belfast7°
  • Manchester7°
  • Glasgow6°

Other months

Jamaica (Montego Bay) all year · Where else is hot in January

Warmer in January, not much further

Flying times are estimates from Dublin; Jamaica (Montego Bay) is about 9h 15m.

  • Hot in Jan

    30°C average high

    avg high · 21° at night

    25°C+ on almost every day

    The Gambia

    The Gambia

    Sea
    23°
    Rain
    0 days
    Sky
    Often cloudy
    From Dublin
    ≈ 6h

  • Hot in Jan

    31°C average high

    avg high · 25° at night

    25°C+ on almost every day

    Mombasa

    Kenya

    Sea
    28°
    Rain
    3 days
    Sky
    Often cloudy
    From Dublin
    ≈ 9h 45m

  • Hot in Jan

    31°C average high

    avg high · 26° at night

    25°C+ on almost every day

    Zanzibar

    Tanzania

    Sea
    29°
    Rain
    6 days
    Sky
    Often cloudy
    From Dublin
    ≈ 10h

Air: ERA5 reanalysis via Open-Meteo, 2011–2025. Sea: Copernicus Marine analysis via Open-Meteo, 2023–2025. Rainy day = 2 mm or more. Clear day = average cloud cover of 30% or less. These are averages of past weather, not a forecast. Methodology