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Hawaii, USA

Honolulu (Waikiki) weather in April

Is it warm? Yes. April in Honolulu (Waikiki) is hot: afternoons average 29°C and nights 21°C. Most days (80%) peak between 28°C and 30°C.

Hot · average high

29°C

25°C or more on almost every day.

  • Average low21°overnight
  • Sea25°average, 2022–2025
  • Rainy days537 mm in the month
  • SkySome cloud42% cloud · 44% clear days

How warm it really gets

Every April afternoon from 2011–2025: 450 days. Most (80%) peaked between 28° and 30°.

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

April, year by year

The average April high in each year. The warmest, 2025, averaged 30°C; the coolest, 2012, 28°C.

Average April high by year: 2011: 29°C, 2012: 28.2°C, 2013: 28.7°C, 2014: 28.4°C, 2015: 29°C, 2016: 29.3°C, 2017: 29.2°C, 2018: 28.4°C, 2019: 29.2°C, 2020: 29.2°C, 2021: 28.3°C, 2022: 28.8°C, 2023: 28.5°C, 2024: 28.8°C, 2025: 29.6°C.

Compared with home

Average April highs. Expect rain on about 5 days (37 mm in a typical month).

  • Honolulu (Waikiki)29°
  • London15°
  • Glasgow13°
  • Cork13°
  • Manchester13°
  • Dublin13°
  • Belfast13°

Other months

Honolulu (Waikiki) all year · Where else is hot in April

Warmer in April, not much further

Flying times are estimates from Dublin; Honolulu (Waikiki) is about 14h 15m.

  • Hot in Apr

    32°C average high

    avg high · 19° at night

    25°C+ on 9 in 10 days · often 35°C+

    Aqaba

    Jordan

    Sea
    21°
    Rain
    0 days
    Sky
    Mostly clear
    From Dublin
    ≈ 5h 45m

  • Hot in Apr

    31°C average high

    avg high · 21° at night

    25°C+ on almost every day

    Sharm el-Sheikh

    Egypt

    Sea
    23°
    Rain
    0 days
    Sky
    Mostly clear
    From Dublin
    ≈ 5h 45m

  • Hot in Apr

    30°C average high

    avg high · 19° at night

    25°C+ on almost every day

    Hurghada

    Egypt

    Sea
    23°
    Rain
    0 days
    Sky
    Mostly clear
    From Dublin
    ≈ 5h 45m

Air: Copernicus ERA5-Land, 2011–2025, matched to the official averages for Honolulu airport. Sea: Copernicus ERA5, 2022–2025. Rainy days = days with 1 mm of rain or more, as weather stations count them. Clear day = average cloud cover of 30% or less. These are averages of past weather, not a forecast. Methodology