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Honolulu in January: weather, sea & travel advice
This month's data profile
Sea conditions lead
Honolulu in January is climatically well suited to city breaks, family holidays, beach holidays and active holidays and hiking. The average daily high is around 24 °C, and the sea is about 24 °C. With about 10 rainy days it is wet.
Historical monthly averages, not a weather forecast. Individual days and years can differ substantially.
Rank among 12 monthly averages
83/100 · #6
Warmth
#11
Dryness
#7
Sun
#11
Sea warmth
#9
Published best categories: City break, Active
Honolulu · JanuaryPhoto: Robert Linsdell from St. Andrews, Canada · CC BY 2.0Climate facts
- Average high
- 24 °C
- Average low
- 22 °C
- Sea
- 24 °C
- Rainy days (est.)
- 10 rainy days (est.)
- Sun (est.)
- 6 h/day
- Humidity
- 75 %
Climate evidence with direct month comparison
The highlighted row is the selected month. Precipitation total and rainy days are separate monthly averages.
| Month | Avg high °C | Avg low °C | Rainy days (est.) | Precipitation mm | Sun h/day (est.) | Humidity % | Wind m/s | Sea °C | Score |
|---|---|---|---|---|---|---|---|---|---|
| December | 25 | 23 | 13 | 76 | 5.1 | 76 | 5.3 | 25 | 78 |
| January (selected) | 24 | 22 | 10 | 63 | 5.5 | 75 | 4.7 | 24 | 83 |
| February | 24 | 21 | 11 | 63 | 6.3 | 74 | 5.1 | 24 | 83 |
How do the previous and next months compare?
Baseline: January (83/100)
Positive and negative values show the change from the selected month.
| Score Δ | Average high Δ | Average low Δ | Rainy days Δ | Rain Δ | Sun Δ | Humidity Δ | Wind Δ | Sea Δ | |
|---|---|---|---|---|---|---|---|---|---|
| December | -5 | +0.7 °C | +0.9 °C | +2.6 | +13 mm | -0.4 h | +1 % | +0.6 m/s | +0.6 °C |
| February | ±0 | -0.2 °C | -0.3 °C | +0.7 | -0.2 mm | +0.8 h | -0.6 % | +0.4 m/s | -0.3 °C |
All twelve months in context
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Useful next decisions
Frequently asked questions
How warm is Honolulu in January?
The average daily high is around 24 °C, with an average daily low of about 22 °C.
Can you swim in Honolulu in January?
The sea is about 24 °C (warm).
Does it rain a lot in Honolulu in January?
The curated estimate is about 10 rainy days per month, not a directly measured long-term average. Total precipitation averages around 63 mm for the month. A rainy day does not mean all-day rain.
When is the best time to visit Honolulu?
By the climate score, April, May, June and July are the strongest months for Honolulu. For a beach trip: May, June, July and August. January is not among them.