Sun, sea & sand

Lanai weather in July

Temperature, sea and sunshine in July: long-term averages from 30 years of weather data, not a forecast.

99

Holiday weather in July

Excellent

Best time to visit: April – November

What is the weather like in Lanai in July?

In July, Lanai is warm: daytime highs average 25 °C, and even at night it stays warm at around 21 °C. The sea averages 26.2 °C – lovely and warm for swimming. With around 10 hours of sunshine a day, there is plenty of sun. It hardly ever rains. The air is often humid and muggy. All in all, July is an excellent month for a holiday in Lanai.

July compared

How the weather changes from June to August. Tap a month to open it.

JuneJunJulyJulAugustAug
Score9599100
Day24°25°25°
Night21°21°22°
Sea26°26°27°
Sun10 h10 h10 h
Rain days001

More details for July

Daylight
13 h 17 min05:55 – 19:12
UV index
13 · extremeclear sky, noon (estimate)All months
Muggy days
24 daysdew point 18 °C or moreAll months
Wind
27 km/haverage daily peakAll months
Cloud cover
27 %on averageAll months
Hot days
0 days30 °C or moreAll months
Time zone
UTC−10Pacific/Honolulu

How the score comes together

  • Temperatureweight 35 %98 %
  • Seaweight 25 %100 %
  • Sunshineweight 20 %100 %
  • Few rainy daysweight 20 %100 %

Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.

What to pack in July

  • Swimwear
  • Sunscreen
  • Sunglasses & sun hat
  • Insect repellent

Lanai in July: quick answers

Is Lanai hot in July?

Warm rather than hot: in July, daytime highs in Lanai average 25 °C and nights cool to about 21 °C.

Can you swim in Lanai in July?

Yes. In July the sea averages 26.2 °C – lovely and warm for swimming.

Does it rain much in Lanai in July?

It hardly ever rains.

Lanai month by month

Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences