Kona (Big Island) in December
In December, Kona (Big Island) averages 25°C (77°F) during the day and 20°C (68°F) at night, with frequent rain — about 23 days of the month see precipitation (134 mm total).
High seasonConditions are comfortable for sightseeing without being sweltering. Expect daily rain or showers, often in heavy bursts.
December offers comfortable temperatures in Kona (Big Island), with some rain to plan around.
How December compares to the rest of the year in Kona (Big Island)
December is in the middle of the year for warmth in Kona (Big Island) (9th of 12) and one of the driest months (10th of 12). Daytime temperature runs 1°C below the annual average (26°C). December runs 1°C cooler than November (26°C) and cools 1°C in January (25°C).
December sunrise & sunset in Kona (Big Island)
Times shown for Kona (Big Island) local time (Pacific/Honolulu), calculated for the 15th of December. They shift by a few minutes day to day across the month.
Photography light in Kona (Big Island) — December
Golden-hour and blue-hour windows for the 15th of December, in Kona (Big Island)'s local time. Use these for soft warm light (golden) or cool architectural twilight (blue).
📅 When to book — Kona (Big Island) in December
Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on December's tier (High season) and Kona (Big Island)'s popularity.
December in United States — events that affect travel
Known cultural, religious, or national events that surge prices, fill hotels, or close businesses during this month. Plan around them, or build your itinerary around the ones you'd like to see.
Major travel surge plus widespread Dec 24-26 and Jan 1 business closures.
Plan: Book flights and hotels well ahead; expect many restaurants/shops closed Dec 25 and Jan 1.
Crowds & pricing — December in Kona (Big Island)
This is a busy month in Kona (Big Island) — not the absolute peak, but tourist numbers are clearly elevated. You'll feel it at headline attractions on weekends and in the historic centre, though side streets and lesser-known sights stay manageable. Prices are above off-season but not at their summit. A good week for first-time visitors who want everything open without the worst of the crush.
Why this tier: comfortable tourism weather Christmas / New Year travel surge
Sun & mosquito risk — December in Kona (Big Island)
UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.
Sea temperature in Kona (Big Island) — December
Across the year Kona (Big Island)'s sea swings from 25°C (March) to 27.3°C (September) — December sits at 26.1°C.
Kona (Big Island) in other months
| Month | Avg high | Avg low | Rainfall | Rain days | Snow days |
|---|---|---|---|---|---|
| January | 25°C / 76°F | 19°C / 67°F | 97 mm | 23 | — |
| February | 25°C / 76°F | 19°C / 67°F | 118 mm | 22 | — |
| March | 25°C / 77°F | 20°C / 68°F | 111 mm | 23 | — |
| April | 25°C / 77°F | 21°C / 69°F | 207 mm | 27 | — |
| May | 26°C / 78°F | 21°C / 70°F | 224 mm | 28 | — |
| June | 26°C / 79°F | 22°C / 71°F | 301 mm | 29 | — |
| July | 27°C / 81°F | 23°C / 73°F | 296 mm | 30 | — |
| August | 27°C / 81°F | 23°C / 73°F | 278 mm | 29 | — |
| September | 27°C / 81°F | 23°C / 73°F | 206 mm | 27 | — |
| October | 27°C / 81°F | 22°C / 72°F | 138 mm | 25 | — |
| November | 26°C / 80°F | 21°C / 70°F | 103 mm | 22 | — |
| December | 25°C / 77°F | 20°C / 68°F | 134 mm | 23 | — |
Other cities with similar December weather
🌍 See the full ranked list of climate twins for Kona (Big Island) in December →
Frequently asked questions
How hot is Kona (Big Island) in December?
In December, Kona (Big Island) averages a high of 25°C (77°F) and a low of 20°C (68°F) — generally warm.
Does it rain a lot in Kona (Big Island) in December?
December is quite rainy in Kona (Big Island), with about 23 rainy days on average.
Is December a good time to visit Kona (Big Island)?
December is warm but on the rainy side. It suits travelers who are comfortable with warm weather; check the month-by-month ranking to compare it against the rest of the year.
What should I pack for Kona (Big Island) in December?
Pack light layers for warm days and cooler evenings, plus a compact umbrella or rain jacket. See the full December packing list for Kona (Big Island) for a complete, climate-based checklist.
Check the live 10-day forecast and sunrise/sunset.