Honolua Bay Sea Temperature
USA · Forecast updated Jul 15, 2026, 06:20 UTC · refresh delayed
Current Sea Temperature
26.8°C
80.2°F
Warm water
Versus this month's average
Close to average
The July average in our archive is 26.7°C (80.1°F).
Recent trend
Holding fairly steady
Seven-day average: 26.7°C, versus 26.6°C in the prior seven days.
What to wear
Warm water
Most people are comfortable in swimwear or a light rash guard.
Cold tolerance varies. Wind, session length, sunshine, and exertion also affect comfort; temperature alone does not mean the sea is safe.
Sea Surface Temperature Over the Year
In the data collected for Honolua Bay, monthly averages range from about 26.4°C (79.6°F) in June to 26.7°C (80.1°F) in July.
Over the past 30 days, the average sea temperature in Honolua Bay has been 26.7°C.
Monthly Water Temperature Averages
| Month | Min | Average | Max |
|---|---|---|---|
| June | 25.9°C / 78.6°F | 26.4°C / 79.6°F | 27.1°C / 80.8°F |
| July | 26.5°C / 79.7°F | 26.7°C / 80.1°F | 27.2°C / 81.0°F |
Profile calculated from 1071 hourly forecast records across 2 monthly periods. This is a growing archive, not a long-term climate normal.
About the water at Honolua Bay
A marine life conservation district on Maui's northwest coast, Honolua Bay is one of Hawaii's most famous snorkeling spots. The sheltered bay protects vibrant coral and reef fish, with the calmest, clearest water on summer mornings before the trade winds build.
- Area
- Maui, Hawaii
Honolua Bay Water Temperature — Common Questions
What is the sea temperature in Honolua Bay today?
The current sea surface temperature in Honolua Bay is 26.8°C. Over the last 30 days, the average has been 26.7°C.
When is the water warmest in Honolua Bay?
The warmest monthly average in the Honolua Bay archive is July, at around 26.7°C (80.1°F).
When is the water coldest in Honolua Bay?
The coldest monthly average in the archive is June, at around 26.4°C (79.6°F).
Can you swim in Honolua Bay today?
Yes — at 26.8°C the water is warm enough for comfortable swimming and snorkeling.
Full Snorkeling Forecast
See how today's sea temperature, wave height, wind, and tides combine into a detailed snorkeling score for Honolua Bay.
View Snorkel Forecast →