Kahului Weather: August
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Average Day Temperature: | 86.1°F |
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Average Night Temperature: | 78.7°F |
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Sea Water Temperature: | 82.9°F |
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Number of Sunny Days: | 17 days |
| Sunshine Hours: | 12.5 - 13.1 hours | |
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Number of Rainy Days: | 1 day |
| Precipitation Totals: | 0.6 in | |
| detailed information | ||
forecast
| Kahului |
Temperature
| Kahului |
Air Temperature in August, °F
The highest day temperature in August 2025 was 85°F. The lowest night temperature was 76°F. The average values for day and night temperatures during August were 83.0°F и 77.8°F respectivly.
Kahului Water Sea Temperature in August, °F
The average sea surface temperature in August 2025 for Kahului was 83.2°F. The maximum and minimum values were 82.6°F and 83.8°F respectively.
Most of the days in August are sunny but you can also expect cloudy and gloomy days.
Precipitation Totals in August, in
Precipitation total in August for Kahului is 0.6 in.
The average wind speed in August is 12.1 mph. This value is relatively stable throughout the year.
We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Kahului in August is 9.1 hours.
| Chicago | ![]() |
-2 |
| Hawaii | ![]() |
+78 |
| Honolulu | ![]() |
+78 |
| Houston | ![]() |
+44 |
| Las Vegas | ![]() |
+40 |
| Los Angeles | ![]() |
+52 |
| Maui | ![]() |
+72 |
| Miami | ![]() |
+72 |
| Miami Beach | ![]() |
+80 |
| New York | ![]() |
+18 |
| San Diego | ![]() |
+54 |
| San Francisco | ![]() |
+46 |
| Sarasota | ![]() |
+62 |
| Tampa | ![]() |
+62 |
| Washington | ![]() |
+28 |
| 0000 | ![]() |
76°F | W 13 mph |
| 0300 | ![]() |
76°F | W 13 mph |
| 0600 | ![]() |
74°F | W 9 mph |
| 0900 | ![]() |
78°F | W 11 mph |
| 1200 | ![]() |
80°F | W 12 mph |
| 1500 | ![]() |
78°F | W 11 mph |
| 1800 | ![]() |
76°F | W 12 mph |
| 2100 | ![]() |
76°F | W 12 mph |

































