Kona (Big Island) in January
In January, Kona (Big Island) averages 25°C (76°F) during the day and 19°C (67°F) at night, with frequent rain — about 23 days of the month see precipitation (97 mm total).
ShoulderConditions are comfortable for sightseeing without being sweltering. Expect daily rain or showers, often in heavy bursts.
January offers comfortable temperatures in Kona (Big Island), with some rain to plan around.
How January compares to the rest of the year in Kona (Big Island)
January is one of the coolest months in Kona (Big Island) (12th of 12) and moderately rainy compared to the rest of the year (8th of 12). Daytime temperature runs 1°C below the annual average (26°C). January runs 1°C cooler than December (25°C) and stays flat into February.
January sunrise & sunset in Kona (Big Island)
Times shown for Kona (Big Island) local time (Pacific/Honolulu), calculated for the 15th of January. They shift by a few minutes day to day across the month.
Photography light in Kona (Big Island) — January
Golden-hour and blue-hour windows for the 15th of January, 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 January
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 January's tier (Shoulder) and Kona (Big Island)'s popularity.
January 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 — January in Kona (Big Island)
Kona (Big Island) is in a shoulder season month — fewer crowds, slightly lower prices, and a calmer atmosphere than peak weeks. Most major sights stay open with normal hours, though a handful of seasonal restaurants or boat trips may run reduced schedules. Many regulars consider these months the best time to visit because you trade a small amount of weather reliability for a much more pleasant on-the-ground experience.
Why this tier: comfortable tourism weather
Sun & mosquito risk — January 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) — January
Across the year Kona (Big Island)'s sea swings from 25°C (March) to 27.3°C (September) — January sits at 25.4°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 January weather
🌍 See the full ranked list of climate twins for Kona (Big Island) in January →
Frequently asked questions
How hot is Kona (Big Island) in January?
In January, Kona (Big Island) averages a high of 25°C (76°F) and a low of 19°C (67°F) — generally warm.
Does it rain a lot in Kona (Big Island) in January?
January is quite rainy in Kona (Big Island), with about 23 rainy days on average.
Is January a good time to visit Kona (Big Island)?
January 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 January?
Pack light layers for warm days and cooler evenings, plus a compact umbrella or rain jacket. See the full January packing list for Kona (Big Island) for a complete, climate-based checklist.
Check the live 10-day forecast and sunrise/sunset.