Honiara
January
Weather in Honiara for January 2026
Your guide to Honiara weather in January - trends and predictions
Heavy Rain Warning - See hour by hour.
Until now, January 2026 in Honiara is slightly cooler than the historical average by -0.6 °C.
In general, the average temperature in Honiara at the beginning of January is 29.1 °C. As the month progressed, temperatures tended to slightly decrease, reaching an average of 28.7 °C by the end of January.
Honiara experiences heavy rainfall in January, with over 20 rainy days and an average total precipitation 430.8 mm.
Official Weather Alert ⚠️
Temperatures
Rain 🌧️
0
Dry days
31
Rainy days
0
Snow days
29°/25°
Temperatures
11 km/h
Avg max wind
82 %
Avg humidity
Honiara Weather January
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Temperatures trend during January in Honiara
See the weather trend as well as the moving average line
January weather in Honiara day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Jan. |  Light rain shower | 30° /24° | 9.4 mm | 8 | |
| 2 Jan. | Light rain shower | 29° /24° | 10.3 mm | 7 | |
| 3 Jan. |  Moderate or heavy rain shower | 29° /24° | 16.1 mm | 7 | |
| 4 Jan. |  Heavy rain at times | 29° /24° | 9 mm | 7 | |
| 5 Jan. | Light rain shower | 29° /25° | 15.8 mm | 9 | |
| 6 Jan. | Light rain shower | 29° /24° | 11.1 mm | 9 | |
| 7 Jan. | Light rain shower | 29° /25° | 6.6 mm | 9 | |
| 8 Jan. | Patchy rain possible | 29° /25° | 6.7 mm | 8 | |
| 9 Jan. | Light rain shower | 29° /25° | 12 mm | 8 | |
| 10 Jan. | Light rain shower | 29° /25° | 12.2 mm | 9 | |
| 11 Jan. | Patchy rain possible | 29° /24° | 8.7 mm | 8 | |
| 12 Jan. | Light rain shower | 28° /24° | 9 mm | 7 | |
| 13 Jan. | Moderate or heavy rain shower | 29° /24° | 8.5 mm | 8 | |
| 14 Jan. | Patchy rain possible | 29° /24° | 17.3 mm | 8 | |
| 15 Jan. | Moderate or heavy rain shower | 28° /24° | 25.6 mm | 7 | |
| 16 Jan. | Patchy rain possible | 29° /24° | 3.7 mm | 8 | |
| 17 Jan. | Heavy rain at times | 29° /24° | 29.8 mm | 7 | |
| 18 Jan. | Light rain shower | 29° /25° | 9.1 mm | 8 | |
| 19 Jan. | Moderate or heavy rain shower | 28° /24° | 42.7 mm | 7 | |
| 20 Jan. | Light rain shower | 28° /24° | 59.6 mm | 7 | |
| 21 Jan. | Light rain shower | 29° /24° | 21.9 mm | 8 | |
| 22 Jan. | Light rain shower | 30° /24° | 5.8 mm | 9 | |
| 23 Jan. | Moderate or heavy rain shower | 30° /24° | 6.3 mm | 9 | |
| 24 Jan. | Patchy rain possible | 30° /24° | 8.9 mm | 9 | |
| 25 Jan. | Light rain shower | 30° /24° | 19.2 mm | 8 | |
| 26 Jan. | Patchy rain possible | 29° /24° | 13.2 mm | 9 | |
| 27 Jan. | Light rain shower | 30° /24° | 8.4 mm | 8 | |
| 28 Jan. | Moderate or heavy rain shower | 28° /24° | 61.5 mm | 7 | |
| 29 Jan. | Moderate or heavy rain shower | 27° /24° | 37.5 mm | 7 | |
| 30 Jan. | Light rain shower | 28° /24° | 31.5 mm | 8 | |
| 31 Jan. | Patchy rain possible | 29° /24° | 2.6 mm | 3.6 | |
| Next | |||||
Important Notice
Our weather forecast for Honiara 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 Honiara forecast closer to your planned date for the most up-to-date weather information.
Change Month
Honiara in January - FAQ
What are the expected maximum and minimum temperatures in Honiara during January?
During January, expect a variety of temperatures with highs around 29° and lows near 25°, suitable for diverse activities and preferences.
How much rainfall should be expected in Honiara during January?
Significant rainfall exceeding 430.8 mm is expected in Honiara during January, occurring over more than 31 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Honiara during January?
The average wind speed in Honiara during January is 11 km/h, suggesting breezy to windy conditions, depending on your activities.
January rainfall patterns in Honiara
Explore the daily rainfall trends and prepare for Honiaras January weather 💧
Typically, Honiara has 31 rainy days in January with a total of 430.8 mm of rainfall.
UV exposure in Honiara during January
Stay informed about UV levels for safe outdoor activities throughout the month of January ☀️
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