Honolulu County (Honolulu)
January
Weather in Honolulu County, Hawaii for January 2026
Your guide to Honolulu County weather in January - trends and predictions
In general, the average temperature in Honolulu County at the beginning of January is 25 °F. As the month progressed, temperatures tended to moderately fall, reaching an average of 24.1 °F by the end of January.
Honolulu County in January brings notable rainfall, with an average of 20 rainy days and a total precipitation of 164.6 mm.
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Temperatures
Rain 🌧️
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11
Dry days
20
Rainy days
0
Snow days
25°/19°
Temperatures
20 km/h
Avg max wind
74 %
Avg humidity
Honolulu County Weather January
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Temperatures trend during January in Honolulu County
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January weather in Honolulu County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Jan. 1 |  Patchy rain possible | 25° /20° | 0.4 mm | 5 | |
| Jan. 2 | Patchy rain possible | 25° /21° | 0.3 mm | 6 | |
| Jan. 3 |  Sunny | 26° /21° | 0.6 mm | 6 | |
| Jan. 4 | Patchy rain possible | 24° /20° | 0.8 mm | 5 | |
| Jan. 5 | Patchy rain possible | 25° /20° | 0.3 mm | 5 | |
| Jan. 6 | Patchy rain possible | 25° /20° | 0.8 mm | 6 | |
| Jan. 7 | Sunny | 25° /21° | 1.3 mm | 6 | |
| Jan. 8 |  Partly cloudy | 24° /20° | 12.8 mm | 6 | |
| Jan. 9 | Light rain shower | 24° /21° | 7.9 mm | 6 | |
| Jan. 10 | Patchy rain possible | 24° /20° | 0.9 mm | 5 | |
| Jan. 11 |  Overcast | 24° /18° | 1.1 mm | 5 | |
| Jan. 12 | Patchy rain possible | 23° /18° | 0.6 mm | 5 | |
| Jan. 13 | Sunny | 24° /19° | 0.1 mm | 6 | |
| Jan. 14 | Partly cloudy | 24° /19° | 0.2 mm | 6 | |
| Jan. 15 | Patchy rain possible | 24° /20° | 0.4 mm | 5 | |
| Jan. 16 | Patchy rain possible | 25° /20° | 1.1 mm | 5 | |
| Jan. 17 | Patchy rain possible | 24° /20° | 0.7 mm | 5 | |
| Jan. 18 | Sunny | 25° /20° | 0 mm | 6 | |
| Jan. 19 | Sunny | 26° /20° | 0.2 mm | 6 | |
| Jan. 20 | Patchy rain possible | 25° /20° | 0.2 mm | 6 | |
| Jan. 21 | Patchy rain possible | 24° /20° | 0.2 mm | 5 | |
| Jan. 22 | Partly cloudy | 25° /20° | 0.5 mm | 6 | |
| Jan. 23 | Patchy rain possible | 24° /20° | 0.3 mm | 6 | |
| Jan. 24 | Patchy rain possible | 25° /20° | 1.9 mm | 6 | |
| Jan. 25 | Patchy rain possible | 25° /19° | 1.6 mm | 5 | |
| Jan. 26 |  Cloudy | 24° /20° | 1.2 mm | 5 | |
| Jan. 27 | Patchy rain possible | 24° /19° | 0.5 mm | 5 | |
| Jan. 28 | Patchy rain possible | 23° /20° | 2.7 mm | 6 | |
| Jan. 29 |  Moderate rain at times | 23° /19° | 4.5 mm | 5 | |
| Jan. 30 | Light rain shower | 25° /21° | 8.9 mm | 6 | |
| Jan. 31 |  Heavy rain at times | 25° /20° | 1.8 mm | 5 | |
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Important Notice
Our weather forecast for Honolulu County in January is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Honolulu County forecast closer to your planned date for the most up-to-date weather information.
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Honolulu County in January - FAQ
What are the expected maximum and minimum temperatures in Honolulu County during January?
During January, expect a variety of temperatures with highs around 25° and lows near 19°, suitable for diverse activities and preferences.
How much rainfall should be expected in Honolulu County during January?
Significant rainfall exceeding 164.6 mm is expected in Honolulu County during January, occurring over more than 20 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Honolulu County during January?
The average wind speed in Honolulu County during January is 20 km/h, suggesting breezy to windy conditions, depending on your activities.
January rainfall patterns in Honolulu County
Explore the daily rainfall trends and prepare for Honolulu Countys January weather 💧
UV exposure in Honolulu County during January
Stay informed about UV levels for safe outdoor activities throughout the month of January ☀️
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