Hilo Weather Forecast 15 Days, Weather in Hilo Today
Current weather conditions and 15 day weather forecast for Hilo, Hawaii, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.
Current weather conditions at Hilo
| 08 August 2026 Saturday 26.7 ° C / 80.1°F  Patchy rain nearby |
Feels Like : 28.5 ° C / 83.3°F Humidity : % 73 Pressure : 1017 mb Wind Speed : 16.6 kmph / 10.3 miles from NE  Visibility : 10 km Precipitation (rainfall) : 0.05 mm Cloud (%) : 57 |
15 day weather forecast for Hilo, HI, USA
Weather Forecast for next 15 Days for Hilo including weather warnings, temperature, rain, wind speed, cloud, snow, wind speed and wind direction, pressure and UV index.Here is weather for the next 15 days in Hilo, Hawaii state, US. To see the daily forecast, scroll to the table below.
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 08 August 2026 Saturday | Patchy rain nearby |
21.2 ° C (70.2°F) |
26.7 ° C (80.1°F) |
24.4 ° C (76°F) |
% 79 | 78% | 12.9 | Sunrise:05:58 AM Sunset: 06:53 PM |
Moonrise:01:15 AM Moonset: 03:16 PM Moon Phase ( Waning Crescent ) |
|
| 09 August 2026 Sunday |  Light rain shower |
23 ° C (73.5°F) |
26.6 ° C (79.9°F) |
24.7 ° C (76.5°F) |
% 83 | 85% | 12.8 | Sunrise:05:58 AM Sunset: 06:52 PM |
Moonrise:02:17 AM Moonset: 04:19 PM Moon Phase ( Waning Crescent ) |
|
| 10 August 2026 Monday | Patchy rain nearby |
22.8 ° C (73°F) |
27.1 ° C (80.8°F) |
24.9 ° C (76.9°F) |
% 77 | 68% | 13.2 | Sunrise:05:59 AM Sunset: 06:52 PM |
Moonrise:03:25 AM Moonset: 05:18 PM Moon Phase ( New Moon ) |
|
| 11 August 2026 Tuesday | Patchy rain nearby |
22.8 ° C (73°F) |
26.1 ° C (78.9°F) |
24.3 ° C (75.8°F) |
% 76 | 64% | 11.6 | Sunrise:05:59 AM Sunset: 06:51 PM |
Moonrise:04:35 AM Moonset: 06:12 PM Moon Phase ( New Moon ) |
|
| 12 August 2026 Wednesday | Patchy rain nearby |
20.9 ° C (69.6°F) |
26.3 ° C (79.3°F) |
23.9 ° C (75.1°F) |
% 74 | 51% | 12.9 | Sunrise:05:59 AM Sunset: 06:50 PM |
Moonrise:05:44 AM Moonset: 06:59 PM Moon Phase ( New Moon ) |
|
| 13 August 2026 Thursday | Patchy rain nearby |
23 ° C (73.4°F) |
26.6 ° C (79.9°F) |
24.7 ° C (76.5°F) |
% 77 | 68% | 6 | Sunrise:06:00 AM Sunset: 06:50 PM |
Moonrise:06:49 AM Moonset: 07:41 PM Moon Phase ( New Moon ) |
|
| 14 August 2026 Friday | Light rain shower |
23.2 ° C (73.7°F) |
25.1 ° C (77.2°F) |
24.2 ° C (75.6°F) |
% 85 | 86% | 6 | Sunrise:06:00 AM Sunset: 06:49 PM |
Moonrise:07:52 AM Moonset: 08:21 PM Moon Phase ( Waxing Crescent ) |
|
| 15 August 2026 Saturday |  Moderate or heavy rain shower |
23.1 ° C (73.7°F) |
24.4 ° C (75.9°F) |
23.8 ° C (74.9°F) |
% 92 | 92% | 5 | Sunrise:06:00 AM Sunset: 06:48 PM |
Moonrise:08:52 AM Moonset: 09:00 PM Moon Phase ( Waxing Crescent ) |
|
| 16 August 2026 Sunday | Light rain shower |
24.2 ° C (75.6°F) |
27.9 ° C (82.2°F) |
25.7 ° C (78.2°F) |
% 84 | 81% | 7 | Sunrise:06:01 AM Sunset: 06:48 PM |
Moonrise:09:50 AM Moonset: 09:38 PM Moon Phase ( Waxing Crescent ) |
|
| 17 August 2026 Monday | Light rain shower |
22.2 ° C (72°F) |
24.4 ° C (75.9°F) |
23.8 ° C (74.8°F) |
% 87 | 89% | 5 | Sunrise:06:01 AM Sunset: 06:47 PM |
Moonrise:10:49 AM Moonset: 10:19 PM Moon Phase ( Waxing Crescent ) |
|
| 18 August 2026 Tuesday | Patchy rain nearby |
21.8 ° C (71.2°F) |
24.9 ° C (76.8°F) |
23.4 ° C (74.1°F) |
% 80 | 79% | 5 | Sunrise:06:01 AM Sunset: 06:46 PM |
Moonrise:11:47 AM Moonset: 11:01 PM Moon Phase ( First Quarter ) |
|
| 19 August 2026 Wednesday |  Sunny |
20.1 ° C (68.2°F) |
26.1 ° C (78.9°F) |
23.8 ° C (74.8°F) |
% 79 | 22% | 7 | Sunrise:06:01 AM Sunset: 06:46 PM |
Moonrise:12:45 PM Moonset: 11:48 PM Moon Phase ( First Quarter ) |
|
| 20 August 2026 Thursday | Patchy rain nearby |
22.3 ° C (72.2°F) |
27.4 ° C (81.3°F) |
25 ° C (77.1°F) |
% 82 | 65% | 7 | Sunrise:06:02 AM Sunset: 06:45 PM |
Moonrise:01:41 PM Moonset: Does not set today Moon Phase ( First Quarter ) |
|
| 21 August 2026 Friday | Patchy rain nearby |
23 ° C (73.3°F) |
27.1 ° C (80.8°F) |
25.2 ° C (77.4°F) |
% 82 | 76% | 6 | Sunrise:06:02 AM Sunset: 06:44 PM |
Moonrise:02:36 PM Moonset: 12:37 AM Moon Phase ( First Quarter ) |
|
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