Lahaina
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Lahaina Weather in August

Lahaina in August sees high daytime temperatures of 29°C (84°F) and nighttime lows of 24°C (75°F). With just 13 mm (0.5 in) of rainfall expected, it's a dry month overall.

Rainfall in Lahaina in August

Looking at the last 30 years, the data shows about 9 days with rain, averaging 13 mm (0.5 in) for the month. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.

Temperature in Lahaina in August

The excellent temperature in Lahaina in August makes it a solid month to visit, with 29°C (84°F) during the day and 24°C (75°F) at night. Overall, the month follows a fairly predictable daily temperature pattern. With lows around 24°C (75°F), the nights are warm enough that a sheet is usually all you need for bedding. On average, it is the warmest month of the year.

Sunshine in Lahaina in August

The month enjoys around 285 hours of sunshine, creating mostly sunny days with good weather conditions.

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Lahaina Temperature in August

Min Temperature
24°C (75°F)
Max Temperature
29°C (84°F)
Chance of Rain
29%
Precipitation
13 mm (0.5 in)
Rainy days
9 days
Humidity
69% *
Sunshine
285 hours *
Percentage Sunshine
72% *
* Data from: Kahului, the United States of America (25 KM, 16 Miles).

Lahaina Weather by Month

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

Daily Historical Temperatures

50-year average (1976-2025)

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

Average temperatures in August

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 August

Historical weather records for Lahaina in August

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

Lahaina historical weather extremes in August

Our historical data for Lahaina spans 1976 to 2026, revealing these weather extremes.

  • Lahaina recorded its highest August temperature of 37°C (99°F) on August 6, 2004.
  • The coldest August day was on August 25, 2024, with a maximum of 24°C (75°F).
  • The coldest night in August in Lahaina was on August 22, 1976, with a minimum of 16°C (61°F).

Best Places in the United States of America in August

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 August →

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 Lahaina in August

Warm but pleasant conditions in Lahaina in August. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Dry conditions mean you won't need to worry about rain protection. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Lahaina in August

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

Lahaina 3-Day Forecast

Popular in August

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

Bucket list

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