Weather in Honiara in January 2026
- January is usually the coldest month of the year in Honiara;
Average weather
Average temperature in Honiara in January
Going from a maximum of +88°F during the day to a minimum of +75°F during the night, the temperature in January averages around +84°F.
The average maximum temperature goes down 14% by the end of the month, compared with the beginning of the month, from +88°F to +86°F.
Is Honiara warm or cold in January?
Honiara is typically warm in January.
Maximum temperatures go up compared to the previous month from +82°F to +82°F. The minimum temperature also goes up from +77°F to +77°F.
It’s generally warm, but pack a long-sleeve shirt for evenings.
January is the coldest month in Honiara, here is the comparison with other months:
Climate in Honiara in January
| December | January | February | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +82°F | +82°F | +82°F | ||||
| Min. temperature | ||||||
| +72°F | +72°F | +73°F | ||||
| Max. temperature | ||||||
| +93°F | +93°F | +93°F | ||||
| Rainfall | ||||||
| 304 mm | 315 mm | 311 mm | ||||
| Wind | ||||||
| 1 m/s | 1 m/s | 1 m/s | ||||
| Humidity | ||||||
| 87% | 87% | 87% | ||||
| Air pressure | ||||||
| 1008 HPa | 1007 HPa | 1008 HPa | ||||
| Sunny days | ||||||
| 0 | 0 | 0 | ||||
| Cloudy days | ||||||
| 1 | 1 | 1 | ||||
| Rainy days | ||||||
| 26 | 26 | 24 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
January weather is still as ok as in December. The temperature levels stay the same in the area of +82°F for average maximum temperature during the day. Prepare for more rain. Average rainfall goes from 304 mm to 315 mm. Humidity levels don’t change as the month goes on, averaging around 87%. The average wind speed doesn’t change much during January, staying around 1 m/s. The amount of sunny days stay about the same, averaging 0 sunny days during the month.
February brings much the same weather, it remains ok.
Wind
The average wind speed is 2 m/s getting up to 3 m/s which is a light breeze; barely moving the tree leaves.
The average wind speed in Honiara is gradually decreasing during January, going from 2 m/s to 1 m/s over the course of the month.
Rain
How was the weather last January in Honiara?
Climate Change Over the Years
The climate in Honiara in January has not changed that much over the last 43 years.
The average temperature was the lowest in 1980 (+80°F) and the highest in 2020 (+89°F). The driest year was 1997 with only 1911 mm of rainfall, and the wettest year was 2023 with 4299 mm.
FAQ
Is January a good time to visit Honiara?
Can you sunbathe in Honiara in January?
Is Honiara rainy in January?
Is it sunny in Honiara in January?
Monthly weather in Honiara
Source of the data
For this page, we’ve looked at the typical weather in Honiara, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.
