Kahului
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Kahului Weather in July

July in Kahului typically sees daytime highs of 29°C (84°F) and nighttime lows of 23°C (73°F). Expect some rainfall during the month.

Rainfall in Kahului in July

Looking at the last 30 years, the data shows about 8 days with rain, averaging 40 mm (1.6 in) for the month. Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.

Temperature in Kahului in July

Kahului in July is worth a visit. The temperature is excellent, with 29°C (84°F) during the day and 23°C (73°F) at night. This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. With lows around 23°C (73°F), the nights are warm enough that a sheet is usually all you need for bedding.

Sunshine in Kahului in July

Expect sunny days throughout the month, with an estimated 294 hours of sunshine. This makes it a pleasant time to visit Kahului.

Wind Speed in Kahului in July

Wind speeds average 6 m/s (12 knots) during July. At this speed, expect strong winds that make large branches move and create some resistance when walking. Since this is an average, some days have fresh winds while others have strong breezes that can make umbrellas tricky to control.

Average water temperature in July

The water temperature is 26°C (79°F), which most people find very comfortable. A good month for swimming and water sports.

If you're planning additional trips, our weather planner can help you find destinations that match your weather preferences.

Kahului Temperature in July

Min Temperature
23°C (73°F)
Max Temperature
29°C (84°F)
Water Temperature
26°C (79°F)
Chance of Rain
27%
Precipitation
40 mm (1.6 in)
Rainy days
8 days
Humidity
70%
Windspeed
6 m/s (12 knots)
Sunshine
294 hours
Percentage Sunshine
71%

Kahului Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Kahului - and find the best time to visit.

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Kahului typically stay consistent throughout July, with daily highs averaging around 29°C (84°F). Nights are warm, with lows around 22°C (72°F).

Average temperatures in July

Daily Historical Precipitation

50-year average (1976-2025)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in July

Historical weather records for Kahului in July

Browse day-by-day weather records for Kahului spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Kahului historical weather extremes in July

Based on 50 years of weather observations in Kahului between 1976 and 2026, these are the recorded extremes.

  • Kahului recorded its highest July temperature of 36°C (97°F) on July 29, 2019.
  • On July 8, 2003, Kahului saw its coldest July day with temperatures maxing out at 24°C (75°F).
  • The lowest overnight temperature recorded in July was 16°C (61°F) (July 4, 1999).
  • The heaviest July precipitation occurred on July 22, 1989, when 26 mm (1 in) of precipitation fell.

Best Places in the United States of America in July

Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in July →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Kahului in July

Warm weather calls for comfortable, breathable clothing in July. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Some rain is possible, so pack something to handle light showers. With water temperatures around 26°C (79°F), swimming conditions are excellent. Pack your swimsuit, goggles, and maybe some water shoes. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Kahului in July

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Swimming
    10/10
  • Cycling
    8/10
  • Walking
    8/10
  • Barbeque
    10/10
  • Camping
    10/10
  • Outdoor sports
    8/10

Kahului 3-Day Forecast

Popular in July

Where to go in July - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.