Honolulu County
May
Weather in Honolulu County for May 2025
Your guide to Honolulu County weather in May - trends and predictions
In general, the average temperature in Honolulu County at the beginning of May is 25 °F. As the month progressed, temperatures tended to moderately rise, reaching an average of 26.1 °F by the end of May.
Honolulu County experiences an exceptionally high level of rainfall in May, with more than 24 rainy days on average.
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6
Dry days
25
Rainy days
0
Snow days
26°/21°
Temperatures
23 km/h
Avg max wind
73 %
Avg humidity
Honolulu County in May average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  25° | 2  24° | 3  25° | 4 25° | |||
| 5 25° | 6 25° | 7 26° | 8 26° | 9 25° | 10 26° | 11 25° |
| 12 25° | 13 25° | 14 25° | 15 25° | 16 25° | 17 26° | 18 24° |
| 19 26° | 20 26° | 21 27° | 22 26° | 23  27° | 24 26° | 25 26° |
| 26 26° | 27 26° | 28 26° | 29 26° | 30 26° | 31 27° |
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Temperatures trend during May in Honolulu County
See the weather trend as well as the moving average line
May weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| May 1 | Patchy rain possible | 25° /21° | 0.9 mm | 6 | |
| May 2 | Moderate or heavy rain shower | 24° /21° | 5.5 mm | 5 | |
| May 3 | Heavy rain at times | 25° /21° | 2 mm | 6 | |
| May 4 | Patchy rain possible | 25° /21° | 0.8 mm | 6 | |
| May 5 | Patchy rain possible | 25° /21° | 0.4 mm | 6 | |
| May 6 | Patchy rain possible | 25° /21° | 0.7 mm | 6 | |
| May 7 | Patchy rain possible | 26° /21° | 1 mm | 6 | |
| May 8 | Patchy rain possible | 26° /21° | 1.4 mm | 6 | |
| May 9 | Patchy rain possible | 25° /21° | 2.2 mm | 6 | |
| May 10 | Patchy rain possible | 26° /21° | 4.6 mm | 6 | |
| May 11 | Moderate rain at times | 25° /20° | 4.2 mm | 6 | |
| May 12 | Patchy rain possible | 25° /21° | 3.3 mm | 6 | |
| May 13 | Patchy rain possible | 25° /21° | 4.1 mm | 6 | |
| May 14 | Patchy rain possible | 25° /21° | 2.7 mm | 6 | |
| May 15 | Patchy rain possible | 25° /21° | 8 mm | 6 | |
| May 16 | Patchy rain possible | 25° /21° | 7.5 mm | 6 | |
| May 17 | Patchy rain possible | 26° /21° | 5.8 mm | 6 | |
| May 18 | Moderate or heavy rain shower | 24° /21° | 12.1 mm | 6 | |
| May 19 | Heavy rain at times | 26° /21° | 5.8 mm | 6 | |
| May 20 | Patchy rain possible | 26° /21° | 0.4 mm | 6 | |
| May 21 | Patchy rain possible | 27° /22° | 0.4 mm | 6 | |
| May 22 | Patchy rain possible | 26° /22° | 0.9 mm | 6 | |
| May 23 | Overcast | 27° /22° | 0.9 mm | 6 | |
| May 24 | Patchy rain possible | 26° /21° | 0.8 mm | 6 | |
| May 25 | Patchy rain possible | 26° /22° | 1.4 mm | 6 | |
| May 26 | Patchy rain possible | 26° /21° | 0.6 mm | 6 | |
| May 27 | Patchy rain possible | 26° /21° | 1 mm | 6 | |
| May 28 | Patchy rain possible | 26° /21° | 0.8 mm | 6 | |
| May 29 | Patchy rain possible | 26° /22° | 0.8 mm | 6 | |
| May 30 | Moderate rain at times | 26° /22° | 1.5 mm | 6 | |
| May 31 | Patchy rain possible | 27° /22° | 0.9 mm | 6 | |
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Important Notice
Our weather forecast for Honolulu County in May 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 Honolulu County forecast closer to your planned date for the most up-to-date weather information.
Honolulu County in May - FAQ
What are the expected maximum and minimum temperatures in Honolulu County during May?
During May, expect a variety of temperatures with highs around 26° and lows near 21°, suitable for diverse activities and preferences.
How much rainfall should be expected in Honolulu County during May?
Significant rainfall exceeding 160.1 mm is expected in Honolulu County during May, occurring over more than 25 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Honolulu County during May?
The average wind speed in Honolulu County during May is 23 km/h, suggesting breezy to windy conditions, depending on your activities.
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