Hawaii (Honolulu) · July
Best travel monthPeak seasonUSA · North America
Climate Overview
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Ø day, range from coolest to warmest dayØ dayrange | 27° (81°)23– (73–)28 (82) | 27° (81°)23– (73–)29 (84) | 27° (81°)23– (73–)29 (84) | 28° (82°)25– (77–)30 (86) | 29° (84°)26– (79–)31 (88) | 30° (86°)28– (82–)31 (88) | 31° (88°)28– (82–)32 (90) | 31° (88°)28– (82–)32 (90) | 31° (88°)28– (82–)32 (90) | 30° (86°)27– (81–)31 (88) | 29° (84°)25– (77–)31 (88) | 28° (82°)24– (75–)29 (84) |
Ø night, range from coldest to warmest nightØ nightrange | 21° (70°)16– (61–)23 (73) | 21° (70°)16– (61–)23 (73) | 21° (70°)17– (63–)23 (73) | 22° (72°)18– (64–)24 (75) | 23° (73°)20– (68–)24 (75) | 24° (75°)21– (70–)25 (77) | 25° (77°)22– (72–)26 (79) | 25° (77°)22– (72–)26 (79) | 25° (77°)22– (72–)26 (79) | 24° (75°)21– (70–)26 (79) | 23° (73°)19– (66–)25 (77) | 22° (72°)18– (64–)24 (75) |
☀️Sunshine | 7h UV 7 | 7h UV 7 | 7h UV 8 | 8h UV 9 | 8h UV 9 | 9h UV 9 | 9h UV 9 | 9h UV 9 | 9h UV 9 | 8h UV 8 | 7h UV 7 | 5h UV 6 |
🌊Water Temp | 25° (77°) | 25° (77°) | 25° (77°) | 25° (77°) | 26° (79°) | 26° (79°) | 27° (81°) | 27° (81°) | 27° (81°) | 27° (81°) | 26° (79°) | 25° (77°) |
🌧Rain Days | 3d47mm (1.8") | 4d40mm (1.6") | 4d67mm (2.6") | 2d25mm (1.0") | 2d29mm (1.1") | 1d14mm (0.5") | 1d11mm (0.4") | 1d20mm (0.8") | 2d23mm (0.9") | 2d35mm (1.4") | 2d39mm (1.5") | 3d65mm (2.6") |
Best travel time current monthØ = average · small figures = range: coolest–warmest day / coldest–warmest nightClimate data 2005–2025 · Source: ERA5 + station data
Peak season — flights and hotels at their annual highest. Book early.
July is among the best months in Hawaii (Honolulu): only 1 rain day, 31°C (88°F) highs, and good sunshine make for ideal holiday conditions.
Daytime highs average 31°C (88°F), cooling to 25°C (77°F) at night (daily average: 27°C (81°F)). Peaks reach around 32°C (90°F), the coldest nights around 22°C (72°F). The sun shines an average of 9 hours per day; there are 1 rain day with 11 mm (0.4 in) total. The water is a warm 27°C (81°F) — perfect for snorkelling and swimming.
Pack light summer clothing, sunscreen, and swimwear — beach and water conditions in July are ideal.
Packing list for Hawaii (Honolulu) in July
- Light summer clothes
- Swimwear and beach towel
- SPF 50 sunscreen
- Sunglasses
- Sun hat
- Insect repellent
- Travel first-aid kit
Frequently Asked Questions
- Is July a good time to visit Hawaii (Honolulu)?
- Yes — July is one of the best months to visit Hawaii (Honolulu) (Climate Score: 92/100). Pleasant temperatures (31°C (88°F)), good sunshine (9 h/day), and few rain days (1) make it one of the most recommended months.
- How warm is it in Hawaii (Honolulu) in July?
- In July, Hawaii (Honolulu) sees daily highs of 31°C (88°F). Nights cool to 25°C (77°F), with a daily average of 27°C (81°F). Peaks reach around 32°C (90°F), the coldest nights around 22°C (72°F).
- How much rain falls in Hawaii (Honolulu) in July?
- In July, Hawaii (Honolulu) receives an average of 11 mm (0.4 in) of rain over 1 rain day. That is comparatively dry.
- How many sunshine hours does Hawaii (Honolulu) get in July?
- Hawaii (Honolulu) averages 9 sunshine hours per day in July — above the annual average.
- How warm is the water in Hawaii (Honolulu) in July?
- Water temperature in Hawaii (Honolulu) in July averages 27°C (81°F) — ideal for swimming and snorkelling.
