Avg High
Honolulu in January
Verdict
In Honolulu, January has a distinct winter feel. As the season moves along, the air is cooling down. You can usually expect a warm month that feels variable day to day. Breezes can be part of the character, especially in exposed spots.
It suits travellers who want straightforward weather for sightseeing and day trips. Lookouts and coastal walks can feel sharper when the wind is up.
Avg Low
Rain
Daylight
11h
What to expect
- Daytime feel - Warm days with little swing from morning to evening. Most days feel pretty true to the forecast.
- Wet weather - Some rain, some shine. You’ll get wet windows, then dry windows. Wet breaks can interrupt outdoor plans.
- Midday sun - Sun protection matters. Plan big outdoor blocks earlier or later to dodge the peak. Shade breaks feel genuinely worthwhile.
- Wind feel - Refreshing breezes, and umbrellas and loose items can struggle on gustier days. A light outer layer helps when you’re in the shade.
January in context
How it compares to the rest of the year in Honolulu.
Hottest (avg)
#10 / 12
Wettest (avg)
#3 / 12
Daylight Hours
#11 / 12
Windiest (avg)
#12 / 12
Highest UV
#11 / 12
Most Humid
#5 / 12
Temperature
- Daytime high
-
- Nighttime low
-
- Feels like (avg)
-
Sunshine
- Daylight
- 11.0 hours
- UV index (max)
- 7
- Typical sun hours
- 07:10 – 18:10
Rain & Snow
- Total
-
- Rainy days
- 12
- Cloud cover
- 40%
- Snowfall
-
Humidity & Wind
- Humidity (avg)
- 73%
- Wind (avg)
-
- Wind (max gusts)
-
Frequently asked questions
Is January a good time to visit Honolulu?
Typical January days in Honolulu reach highs of 25°C (77°F) with nights around 21°C (70°F). It usually feels warm by day and mild after dark. It is among the wetter months, so it is wise to have some indoor backup plans or flexible activities.
What are temperatures like in January?
In January, you can usually expect highs of 25°C (77°F) and lows near 21°C (70°F). That means warm days and mild nights, so pack layers you can add or remove.
How much does it rain in January?
Rainfall in January averages 45 mm (1.8 in) across roughly 12 days. Overall it is a quite rainy time of year, so a light rain jacket and waterproof shoes are very handy.
How many hours of daylight are there in January?
You can expect about 11 hours of daylight in January. Sunrise is typically around 07:10 and sunset near 18:10. Daylight is fairly typical, with enough time for sightseeing.
How strong is the sun in January?
UV levels are often high (around 7). Regular sunscreen and a hat are recommended.
Is it windy in January?
In January, average wind speeds are around 15 km/h (9 mph), with gusts on the windiest days reaching about 63 km/h (39 mph). On the ground, it is it is a notably windy place, and strong gusts are fairly common.