Honolulu in July
In July, Honolulu averages 31°C (88°F) during the day and 23°C (73°F) at night, with around 8 days of rain (10 mm total).
High seasonConditions are warm and beach-friendly. Occasional showers are likely but won't dominate.
July in Honolulu is outside the typical sweet spot for sightseeing weather. It can still be a great time to visit if you have specific reasons (festivals, off-season pricing, etc.).
How July compares to the rest of the year in Honolulu
July is one of the warmest months in Honolulu (1st of 12) and moderately rainy compared to the rest of the year (8th of 12). Daytime temperature runs 2°C above the annual average (29°C). July runs 1°C warmer than June (30°C) and stays flat into August.
July sunrise & sunset in Honolulu
Times shown for Honolulu local time (Pacific/Honolulu), calculated for the 15th of July. They shift by a few minutes day to day across the month.
Photography light in Honolulu — July
Golden-hour and blue-hour windows for the 15th of July, in Honolulu's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).
📅 When to book — Honolulu in July
Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on July's tier (High season) and Honolulu's popularity.
Crowds & pricing — July in Honolulu
This is a busy month in Honolulu — not the absolute peak, but tourist numbers are clearly elevated. You'll feel it at headline attractions on weekends and in the historic centre, though side streets and lesser-known sights stay manageable. Prices are above off-season but not at their summit. A good week for first-time visitors who want everything open without the worst of the crush.
Why this tier: Northern Hemisphere summer holidays beach-season conditions
Sun & mosquito risk — July in Honolulu
UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.
Sea temperature in Honolulu — July
Across the year Honolulu's sea swings from 24.4°C (March) to 27°C (September) — July sits at 26.2°C.
Honolulu in other months
| Month | Avg high | Avg low | Rainfall | Rain days | Snow days |
|---|---|---|---|---|---|
| January | 27°C / 81°F | 18°C / 64°F | 75 mm | 9 | — |
| February | 27°C / 81°F | 19°C / 66°F | 55 mm | 8 | — |
| March | 27°C / 81°F | 19°C / 66°F | 45 mm | 8 | — |
| April | 28°C / 82°F | 20°C / 68°F | 20 mm | 8 | — |
| May | 29°C / 84°F | 21°C / 70°F | 20 mm | 6 | — |
| June | 30°C / 86°F | 22°C / 72°F | 10 mm | 7 | — |
| July | 31°C / 88°F | 23°C / 73°F | 10 mm | 8 | — |
| August | 31°C / 88°F | 23°C / 73°F | 15 mm | 8 | — |
| September | 31°C / 88°F | 23°C / 73°F | 15 mm | 8 | — |
| October | 30°C / 86°F | 22°C / 72°F | 55 mm | 9 | — |
| November | 29°C / 84°F | 21°C / 70°F | 75 mm | 10 | — |
| December | 28°C / 82°F | 20°C / 68°F | 85 mm | 10 | — |
Other cities with similar July weather
🌍 See the full ranked list of climate twins for Honolulu in July →
Frequently asked questions
How hot is Honolulu in July?
In July, Honolulu averages a high of 31°C (88°F) and a low of 23°C (73°F) — generally hot.
Does it rain a lot in Honolulu in July?
July sees occasional rain in Honolulu, with about 8 rainy days on average.
Is July a good time to visit Honolulu?
July is hot. It suits travelers who are comfortable with hot weather; check the month-by-month ranking to compare it against the rest of the year.
What should I pack for Honolulu in July?
Pack lightweight, breathable clothing, sunglasses and sunscreen. See the full July packing list for Honolulu for a complete, climate-based checklist.
Check the live 10-day forecast and sunrise/sunset.