Hawaii County (Hilo)
October
Weather in Hawaii County, Hawaii for October 2025
Your guide to Hawaii County weather in October - trends and predictions
In general, the average temperature in Hawaii County at the beginning of October is 24.7 °F. As the month progressed, temperatures tended to moderately fall, reaching an average of 24 °F by the end of October.
Hawaii County experiences heavy rainfall in October, with over 20 rainy days and an average total precipitation 242.5 mm.
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Temperatures
Rain 🌧️
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2
Dry days
29
Rainy days
0
Snow days
25°/21°
Temperatures
15 km/h
Avg max wind
77 %
Avg humidity
Hawaii County Weather October
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Temperatures trend during October in Hawaii County
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October weather in Hawaii County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Oct. 1 |  Moderate rain at times | 26° /22° | 2.8 mm | 6 | |
| Oct. 2 |  Patchy rain possible | 25° /22° | 1.6 mm | 6 | |
| Oct. 3 |  Cloudy | 25° /21° | 0.4 mm | 6 | |
| Oct. 4 | Moderate rain at times | 24° /20° | 3.1 mm | 5 | |
| Oct. 5 | Moderate rain at times | 23° /19° | 3.7 mm | 5 | |
| Oct. 6 | Moderate rain at times | 25° /19° | 0.8 mm | 6 | |
| Oct. 7 |  Overcast | 25° /20° | 0 mm | 6 | |
| Oct. 8 | Patchy rain possible | 24° /21° | 2.7 mm | 5 | |
| Oct. 9 | Patchy rain possible | 24° /22° | 3 mm | 5 | |
| Oct. 10 | Patchy rain possible | 25° /21° | 2.4 mm | 6 | |
| Oct. 11 | Moderate rain at times | 25° /21° | 2.8 mm | 6 | |
| Oct. 12 | Patchy rain possible | 25° /20° | 3.4 mm | 6 | |
| Oct. 13 | Patchy rain possible | 25° /21° | 3.1 mm | 6 | |
| Oct. 14 | Patchy rain possible | 26° /22° | 2.1 mm | 6 | |
| Oct. 15 | Moderate rain at times | 25° /22° | 4.6 mm | 6 | |
| Oct. 16 | Patchy rain possible | 25° /21° | 3.3 mm | 6 | |
| Oct. 17 | Patchy rain possible | 25° /21° | 4.7 mm | 6 | |
| Oct. 18 | Patchy rain possible | 26° /22° | 1.5 mm | 6 | |
| Oct. 19 | Patchy rain possible | 25° /21° | 1.3 mm | 6 | |
| Oct. 20 | Patchy rain possible | 25° /21° | 2.6 mm | 6 | |
| Oct. 21 | Overcast | 25° /21° | 0 mm | 6 | |
| Oct. 22 | Moderate or heavy rain shower | 25° /20° | 4.6 mm | 6 | |
| Oct. 23 | Moderate rain at times | 24° /22° | 10.8 mm | 5 | |
| Oct. 24 | Patchy rain possible | 25° /22° | 0.5 mm | 6 | |
| Oct. 25 | Moderate or heavy rain shower | 25° /21° | 23.5 mm | 6 | |
| Oct. 26 | Moderate or heavy rain shower | 25° /22° | 41.2 mm | 6 | |
| Oct. 27 | Moderate or heavy rain shower | 23° /21° | 19.3 mm | 5 | |
| Oct. 28 |  Heavy rain at times | 24° /21° | 28 mm | 5 | |
| Oct. 29 | Light rain shower | 24° /22° | 3.5 mm | 5 | |
| Oct. 30 | Light rain shower | 23° /21° | 16.1 mm | 5 | |
| Oct. 31 | Light rain shower | 24° /22° | 45.1 mm | 5 | |
| Next | |||||
Important Notice
Our weather forecast for Hawaii County in October 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 October - FAQ
What are the expected maximum and minimum temperatures in Hawaii County during October?
During October, 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 October?
Significant rainfall exceeding 242.5 mm is expected in Hawaii County during October, occurring over more than 29 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Hawaii County during October?
The average wind speed in Hawaii County during October is 15 km/h, suggesting breezy to windy conditions, depending on your activities.
October rainfall patterns in Hawaii County
Explore the daily rainfall trends and prepare for Hawaii Countys October weather 💧
UV exposure in Hawaii County during October
Stay informed about UV levels for safe outdoor activities throughout the month of October ☀️
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Where is Hawaii County?Get accurate weather forecasts for Hawaii County, located at latitude 19.73 and longitude -155.091. Stay updated with localized weather information tailored for Hawaii County.
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