Hilo (HI)
April
Weather in Hilo, Hawaii for April 2026
Your guide to Hilo weather in April - trends and predictions
In general, the average temperature in Hilo at the beginning of April is 24.4 °F. As the month progressed, temperatures tended to moderately fall, reaching an average of 23.7 °F by the end of April.
Hilo experiences heavy rainfall in April, with over 20 rainy days and an average total precipitation 69.3 mm.
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Temperatures
Rain 🌧️
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5
Dry days
25
Rainy days
0
Snow days
24°/18°
Temperatures
18 km/h
Avg max wind
74 %
Avg humidity
Hilo Weather April
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Temperatures trend during April in Hilo
See the weather trend as well as the moving average line
April weather in Hilo day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Apr. 1 |  Overcast | 24° /18° | 0 mm | 5 | |
| Apr. 2 |  Cloudy | 25° /18° | 0 mm | 6 | |
| Apr. 3 |  Patchy rain possible | 25° /20° | 0.5 mm | 6 | |
| Apr. 4 | Overcast | 24° /20° | 0.1 mm | 5 | |
| Apr. 5 |  Moderate rain at times | 24° /19° | 1.3 mm | 5 | |
| Apr. 6 | Moderate rain at times | 25° /19° | 3.4 mm | 6 | |
| Apr. 7 | Patchy rain possible | 24° /20° | 2.3 mm | 5 | |
| Apr. 8 | Moderate or heavy rain shower | 23° /20° | 13.8 mm | 5 | |
| Apr. 9 | Patchy rain possible | 23° /20° | 4.2 mm | 5 | |
| Apr. 10 | Moderate rain at times | 24° /18° | 1.1 mm | 5 | |
| Apr. 11 | Patchy rain possible | 23° /19° | 1.8 mm | 5 | |
| Apr. 12 | Patchy rain possible | 23° /19° | 1.4 mm | 5 | |
| Apr. 13 | Moderate rain at times | 23° /19° | 3.7 mm | 5 | |
| Apr. 14 | Moderate rain at times | 23° /18° | 2.5 mm | 5 | |
| Apr. 15 | Patchy rain possible | 23° /16° | 0.5 mm | 5 | |
| Apr. 16 | Patchy rain possible | 24° /15° | 0.9 mm | 5 | |
| Apr. 17 | Patchy rain possible | 24° /17° | 0.4 mm | 5 | |
| Apr. 18 | Patchy rain possible | 24° /17° | 5.9 mm | 5 | |
| Apr. 19 | Moderate rain at times | 24° /18° | 3 mm | 5 | |
| Apr. 20 | Moderate rain at times | 23° /18° | 4.1 mm | 5 | |
| Apr. 21 | Moderate or heavy rain shower | 23° /18° | 4.7 mm | 5 | |
| Apr. 22 | Patchy rain possible | 24° /17° | 0.5 mm | 5 | |
| Apr. 23 | Patchy rain possible | 23° /18° | 0.2 mm | 5 | |
| Apr. 24 | Patchy rain possible | 24° /18° | 0.7 mm | 5 | |
| Apr. 25 | Overcast | 24° /19° | 0.3 mm | 5 | |
| Apr. 26 | Patchy rain possible | 25° /19° | 1.1 mm | 6 | |
| Apr. 27 | Moderate rain at times | 24° /19° | 2 mm | 5 | |
| Apr. 28 | Overcast | 25° /19° | 0 mm | 6 | |
| Apr. 29 | Light rain shower | 23° /18° | 7 mm | 5 | |
| Apr. 30 | Patchy rain possible | 21° /19° | 1.9 mm | 5 | |
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Important Notice
Our weather forecast for Hilo in April 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 Hilo forecast closer to your planned date for the most up-to-date weather information.
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Hilo in April - FAQ
What are the expected maximum and minimum temperatures in Hilo during April?
During April, expect a variety of temperatures with highs around 24° and lows near 18°, suitable for diverse activities and preferences.
How much rainfall should be expected in Hilo during April?
Moderate rainfall is anticipated in Hilo during April, with a total of 69.3 mm spread over approximately 25 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Hilo during April?
The average wind speed in Hilo during April is 18 km/h, suggesting breezy to windy conditions, depending on your activities.
April rainfall patterns in Hilo
Explore the daily rainfall trends and prepare for Hilos April weather 💧
UV exposure in Hilo during April
Stay informed about UV levels for safe outdoor activities throughout the month of April ☀️
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