North America · Month-by-month weather, seasons and what to do — from Noura's Destination Finder.
🟢 Peak season · 🟠 Shoulder · ⚪ Off-peak
Average temperatures, sunshine and the feel of each month. Getting the timing right is half of a great trip.
| Month | Avg °F | Sun | Rain | Season | What it's like |
|---|---|---|---|---|---|
| January | 65–78°F | 6h | Moderate (95mm) | Peak | Lush and green with passing showers, humpbacks offshore and giant north-shore surf. |
| February | 65–78°F | 7h | Moderate (80mm) | Peak | Warm winter escape: whales breaching, waterfalls flowing and monster Hanalei swells. |
| March | 66–78°F | 7h | High (117mm) | Peak | Green-season rainbows, peak whale watching and thundering north-shore surf. |
| April | 68–79°F | 8h | Moderate (57mm) | Shoulder | Showers fade as the dry season opens, seas calm and the last whales roll through. |
| May | 70–81°F | 8h | Moderate (53mm) | Shoulder | Sweet-spot month: warm, dry and uncrowded, with the north shore turning glassy. |
| June | 72–83°F | 9h | Low (41mm) | Peak | Summer calm settles in, glassy reefs for snorkeling and long sunny beach days. |
| July | 73–84°F | 9h | Low (47mm) | Peak | Hot, dry and sunny with calm seas perfect for Na Pali cruises and snorkeling. |
| August | 74–85°F | 9h | Moderate (54mm) | Peak | Peak summer sun, warm calm water and the island at its most swimmable. |
| September | 73–85°F | 8h | Moderate (54mm) | Shoulder | Warm, dry and quiet, arguably the island's best snorkeling before fall. |
| October | 72–83°F | 7h | Moderate (97mm) | Shoulder | Still dry and mellow with low crowds before the winter rains return. |
| November | 70–80°F | 6h | High (113mm) | Shoulder | Rains and swells build on the north shore as the first humpbacks arrive. |
| December | 67–79°F | 5h | High (132mm) | Peak | Green, rainbow-filled and festive, with whales returning and huge winter surf. |
Data cross-referenced from climate and flight sources; conditions vary year to year.
Hand-picked ideas for every month of the year — from Noura's Destination Finder.
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