United States Maui Weather in July — Climate Guide
July in Maui is very-high
July is very-high for Maui.
July is Maui's hottest month — 31°C / 88°F days, 22°C / 72°F nights at coast, sea temperature 27°C / 81°F. US summer school holidays at peak. Hotels at maximum across all Wailea + Ka'anapali + Kihei properties.
July 4 Independence Day fireworks: Lahaina Harbor (limited post-fire) + Ka'anapali Beach + Wailea Beach all host coordinated fireworks displays visible from every beachfront hotel. Hotels book solid 4-6 weeks ahead for the holiday week.
Travel score
Maui July Weather Stats
Avg High
31°C
Avg Low
22°C
Rainy Days
3
8mm total
Sunshine
11h
Daily avg
Humidity
64%
moderate
UV Index
12
Extreme
Wind
14 km/h
Gusts 30
Sea Temp
27°C
swimming
Crowds
Very busy
At attractions
July Sunrise & Sunset
Air Quality
PM2.5
5 μg/m³
PM10
13 μg/m³
Status
good
Feels-Like Temperature & Wind
Feels like
Daytime
32°C
Nighttime
23°C
Humidity and wind affect how the actual temperature feels.
Wind
14 km/h
Max gust 30 km/h
Activities Recommended for July
July Travel Pros & Cons
Pros
- July 4 fireworks (atmospheric)
- Long daylight
- Sea at warmest temperature 27°C + Molokini peak visibility
Cons
- Hottest month + family resort crush
- UV 12 burn risk 10-15 min
- Hotels at year-maximum
July Events & Festivals
- July 4 Independence Day fireworks
- Pineapple Festival (early July, Lanai but visible from Maui)
- Ka Hula Piko Festival (Polynesian)
Maui in July — Full Picture
July is Maui's hottest month — 31°C / 88°F days, 22°C / 72°F nights at coast, sea temperature 27°C / 81°F. US summer school holidays at peak. Hotels at maximum across all Wailea + Ka'anapali + Kihei properties.
July 4 Independence Day fireworks: Lahaina Harbor (limited post-fire) + Ka'anapali Beach + Wailea Beach all host coordinated fireworks displays visible from every beachfront hotel. Hotels book solid 4-6 weeks ahead for the holiday week.
UV 12 is the highest of the year — burn risk in 10-15 minutes for fair skin. Reef-safe sunscreen SPF 50+ is mandatory under Hawaii law. Hydration essential. Haleakala summit alpine cold paradox: 0-5°C / 32-41°F at 3,000 m elevation even at 5:45 AM sunrise — pack fleece (yes, in July, in tropical Hawaii).
Molokini Crater snorkeling is at peak visibility (100m+ on calm mornings). Road to Hana is fully dry. Ka'anapali Beach + Wailea Beach Path conditions perfect.
The smart July move: book at least 6-8 weeks ahead for any Wailea + Ka'anapali beachfront room. Haleakala sunrise 60-day pre-booking is non-negotiable.
What to Wear & What to Pack
Hot tropical + UV. Lightest cotton or linen clothing. SPF 50+ reapply every 2 hours. UV 12 (extreme + burn risk 10-15 min). Fleece for Haleakala STILL mandatory (0-5°C summit even in July).
Packing Checklist
Seasonal Weather Overview
Spring (Mar·Apr·May)
28°C
19.3°C
5.7/mo
Summer (Jun·Jul·Aug)
Current30.7°C
21.7°C
3.3/mo
Autumn (Sep·Oct·Nov)
30°C
21°C
6/mo
Winter (Dec·Jan·Feb)
27°C
18.3°C
10/mo
Maui Monthly Weather Comparison
| Month | High | Low | Rain | Sun | Humid | UV | Crowd | Price |
|---|---|---|---|---|---|---|---|---|
| 27° | 18° | 11d·90mm | 7h | 68% | 8 | Very busy | Peak | |
| February (Best) | 27° | 18° | 9d·70mm | 8h | 67% | 9 | Very busy | Peak |
| March (Best) | 27° | 19° | 7d·55mm | 8h | 66% | 9 | Busy | Shoulder |
| April (Best) | 28° | 19° | 5d·30mm | 9h | 64% | 10 | Busy | Shoulder |
| May (Best) | 29° | 20° | 5d·25mm | 10h | 64% | 11 | Very busy | Peak |
| June (Best) | 30° | 21° | 3d·10mm | 11h | 62% | 11 | Very busy | Peak |
| July (Best) | 31° | 22° | 3d·8mm | 11h | 64% | 12 | Very busy | Peak |
| August (Best) | 31° | 22° | 4d·15mm | 11h | 65% | 12 | Very busy | Peak |
| September (Best) | 31° | 22° | 4d·20mm | 10h | 65% | 11 | Busy | Shoulder |
| October (Best) | 30° | 21° | 6d·40mm | 9h | 67% | 9 | Moderate | Shoulder |
| November (Best) | 29° | 20° | 8d·65mm | 8h | 69% | 8 | Moderate | Shoulder |
| 27° | 19° | 10d·90mm | 7h | 70% | 7 | Very busy | Peak |
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Maui July Hotel Picks
Frequently Asked Questions
Is July a good time to visit Maui?
Maui in July is very-high. Tourist crowds are very busy and flight/hotel prices are peak.
What's the average temperature in Maui in July?
Maui July averages a high of 31°C and a low of 22°C.
Does it rain much in Maui in July?
Maui July averages 8mm of rainfall over about 3 rainy days.
What should I wear in Maui in July?
Hot tropical + UV. Lightest cotton or linen clothing. SPF 50+ reapply every 2 hours. UV 12 (extreme + burn risk 10-15 min). Fleece for Haleakala STILL mandatory (0-5°C summit even in July).
What time are sunrise and sunset in Maui in July?
Maui July sunrise is 05:55 and sunset is 19:15, with 13h 20m of daylight.
What's the air quality like in Maui in July?
Maui July air quality (AQI) averages 22, rated Good. PM2.5 averages 5μg/m³.
What activities are recommended in Maui in July?
In July, Maui is great for Wailea sunset + July 4 fireworks, Haleakala sunrise (pack fleece!), Molokini snorkel (peak).
Is July peak season in Maui?
Maui July crowds are very busy and prices are peak. Advance reservations are strongly recommended.
Best Months to Visit Maui
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Why you can trust weather guide
Based in Chiang Mai for 8+ years, with 30+ countries visited across Southeast Asia, Japan, and Europe. Every detail in this guide is primary-source verified as of April 2026, with prices auto-refreshed via live exchange rate APIs. This isn't AI-generated boilerplate — it's written from the perspective of someone who has actually been there.