Hawaii County (Hilo)
August
Weather in Hawaii County, Hawaii for August 2027
Your guide to Hawaii County weather in August - trends and predictions
In general, the average temperature in Hawaii County at the beginning of August is 24.9 °F. As the month progressed, temperatures tended to slightly decrease, reaching an average of 24.6 °F by the end of August.
Hawaii County experiences heavy rainfall in August, with over 20 rainy days and an average total precipitation 236 mm.
Is August a good time to visit Hawaii County? check out the best time to travel to Hawaii County page.
✨ Is August a good time to visit Hawaii County? – Ask the AI Weatherman
Temperatures
Rain 🌧️
More
9
Dry days
22
Rainy days
0
Snow days
25°/21°
Temperatures
17 km/h
Avg max wind
75 %
Avg humidity
Hawaii County Weather August
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Temperatures trend during August in Hawaii County
See the weather trend as well as the moving average line
August weather in Hawaii County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Aug. 1 |  Patchy rain possible | 24° /20° | 2 mm | 6 | |
| Aug. 2 | Patchy rain possible | 25° /20° | 1.8 mm | 6 | |
| Aug. 3 | Patchy rain possible | 25° /20° | 1.7 mm | 8 | |
| Aug. 4 | Patchy rain possible | 25° /21° | 2.2 mm | 6 | |
| Aug. 5 | Patchy rain possible | 25° /21° | 1.4 mm | 5 | |
| Aug. 6 | Patchy rain possible | 25° /20° | 0.7 mm | 6 | |
| Aug. 7 | Patchy rain possible | 25° /19° | 1.2 mm | 5 | |
| Aug. 8 | Patchy rain possible | 25° /20° | 3.9 mm | 6 | |
| Aug. 9 | Patchy rain possible | 25° /20° | 3.6 mm | 5 | |
| Aug. 10 | Patchy rain possible | 25° /21° | 4.4 mm | 5 | |
| Aug. 11 |  Moderate rain at times | 25° /20° | 2.4 mm | 6 | |
| Aug. 12 | Patchy rain possible | 25° /20° | 3.1 mm | 6 | |
| Aug. 13 | Moderate rain at times | 25° /21° | 1.8 mm | 5 | |
| Aug. 14 | Patchy rain possible | 24° /20° | 11.5 mm | 4 | |
| Aug. 15 | Patchy rain possible | 25° /20° | 72.2 mm | 4 | |
| Aug. 16 | Patchy rain possible | 25° /21° | 10 mm | 5 | |
| Aug. 17 | Moderate rain at times | 25° /22° | 9.5 mm | 4 | |
| Aug. 18 | Patchy rain possible | 25° /21° | 3.2 mm | 4 | |
| Aug. 19 |  Cloudy | 25° /21° | 2.3 mm | 4 | |
| Aug. 20 | Patchy rain possible | 26° /22° | 1 mm | 8 | |
| Aug. 21 | Patchy rain possible | 25° /21° | 2.8 mm | 5 | |
| Aug. 22 | Patchy rain possible | 25° /21° | 4.7 mm | 5 | |
| Aug. 23 |  Heavy rain at times | 25° /21° | 16.3 mm | 5 | |
| Aug. 24 | Moderate or heavy rain shower | 25° /21° | 26.8 mm | 5 | |
| Aug. 25 | Patchy rain possible | 24° /21° | 20.9 mm | 5 | |
| Aug. 26 | Moderate or heavy rain shower | 24° /21° | 5.6 mm | 5 | |
| Aug. 27 | Patchy rain possible | 25° /21° | 2.2 mm | 5 | |
| Aug. 28 | Patchy rain possible | 24° /20° | 5.6 mm | 5 | |
| Aug. 29 | Patchy rain possible | 25° /21° | 5.7 mm | 5 | |
| Aug. 30 | Patchy rain possible | 25° /21° | 0.5 mm | 6 | |
| Aug. 31 | Patchy rain possible | 25° /22° | 4.9 mm | 5 | |
| Next | |||||
Important Notice
Our weather forecast for Hawaii County in August is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Hawaii County forecast closer to your planned date for the most up-to-date weather information.
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Hawaii County in August - FAQ
What are the expected maximum and minimum temperatures in Hawaii County during August?
During August, expect a variety of temperatures with highs around 25° and lows near 21°, suitable for diverse activities and preferences.
How much rainfall should be expected in Hawaii County during August?
Significant rainfall exceeding 236 mm is expected in Hawaii County during August, occurring over more than 22 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Hawaii County during August?
The average wind speed in Hawaii County during August is 17 km/h, suggesting breezy to windy conditions, depending on your activities.
August rainfall patterns in Hawaii County
Explore the daily rainfall trends and prepare for Hawaii Countys August weather 💧
Typically, Hawaii County has 22 rainy days in August with a total of 236 mm of rainfall.
UV exposure in Hawaii County during August
Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
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