Kauai Island (HI)
May
Weather in Kauai Island, Hawaii for May 2027
Your guide to Kauai Island weather in May - trends and predictions
In general, the average temperature in Kauai Island at the beginning of May is 23.9 °C. As the month progressed, temperatures tended to slightly increase, reaching an average of 24.2 °C by the end of May.
Kauai Island experiences heavy rainfall in May, with over 20 rainy days and an average total precipitation 191.6 mm.
Is May a good time to visit Kauai Island? check out the best time to travel to Kauai Island page.
✨ Is May a good time to visit Kauai Island? – Ask the AI Weatherman
Temperatures
Rain 🌧️
More
2
Dry days
29
Rainy days
0
Snow days
24°/22°
Temperatures
23 km/h
Avg max wind
76 %
Avg humidity
Kauai Island Weather May
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Temperatures trend during May in Kauai Island
See the weather trend as well as the moving average line
May weather in Kauai Island day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| May 1 |  Patchy rain possible | 24° /22° | 2.4 mm | 6 | |
| May 2 | Patchy rain possible | 24° /22° | 1.4 mm | 6 | |
| May 3 |  Light rain | 24° /22° | 4.6 mm | 6 | |
| May 4 | Light rain | 24° /22° | 3.9 mm | 5 | |
| May 5 | Light rain | 24° /22° | 6.9 mm | 6 | |
| May 6 |  Moderate rain | 24° /22° | 10.1 mm | 8 | |
| May 7 | Light rain | 23° /21° | 6.2 mm | 6 | |
| May 8 | Light rain | 24° /21° | 8.5 mm | 5 | |
| May 9 | Light rain | 24° /22° | 5.8 mm | 6 | |
| May 10 | Light rain | 24° /22° | 8.4 mm | 5 | |
| May 11 | Light rain | 24° /22° | 7.4 mm | 5 | |
| May 12 | Light rain | 24° /22° | 3.4 mm | 5 | |
| May 13 | Light rain | 24° /23° | 4.4 mm | 5 | |
| May 14 | Light rain | 24° /22° | 4.2 mm | 5 | |
| May 15 |  Heavy rain | 25° /22° | 29.5 mm | 5 | |
| May 16 | Light rain | 24° /22° | 8 mm | 5 | |
| May 17 | Moderate rain | 25° /23° | 11.1 mm | 5 | |
| May 18 | Moderate rain | 24° /23° | 15.6 mm | 6 | |
| May 19 | Light rain | 24° /22° | 3.5 mm | 5 | |
| May 20 | Light rain | 25° /23° | 4 mm | 6 | |
| May 21 | Light rain | 24° /23° | 5.3 mm | 5 | |
| May 22 | Light rain | 25° /23° | 7.4 mm | 6 | |
| May 23 | Light rain | 24° /23° | 5.4 mm | 5 | |
| May 24 | Light rain | 24° /22° | 4.2 mm | 5 | |
| May 25 | Light rain | 24° /22° | 5.2 mm | 6 | |
| May 26 | Patchy rain possible | 24° /22° | 2 mm | 6 | |
| May 27 | Patchy rain possible | 24° /22° | 1.8 mm | 5 | |
| May 28 | Patchy rain possible | 24° /22° | 1.5 mm | 6 | |
| May 29 | Patchy rain possible | 24° /22° | 2.3 mm | 6 | |
| May 30 | Light rain | 24° /22° | 2.7 mm | 6 | |
| May 31 | Light rain | 24° /22° | 4.5 mm | 5 | |
| Next | |||||
Important Notice
Our weather forecast for Kauai Island 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 Kauai Island forecast closer to your planned date for the most up-to-date weather information.
Change Month
Kauai Island in May - FAQ
What are the expected maximum and minimum temperatures in Kauai Island during May?
During May, expect a variety of temperatures with highs around 24° and lows near 22°, suitable for diverse activities and preferences.
How much rainfall should be expected in Kauai Island during May?
Significant rainfall exceeding 191.6 mm is expected in Kauai Island during May, occurring over more than 29 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Kauai Island during May?
The average wind speed in Kauai Island during May is 23 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Kauai Island
Explore the daily rainfall trends and prepare for Kauai Islands May weather 💧
Typically, Kauai Island has 29 rainy days in May with a total of 191.6 mm of rainfall.
UV exposure in Kauai Island during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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