Weather by month for central Papua New Guinea, the best months to go and how Papua New Guinea's regions differ, scored from 10 years of climate data.
Apr, May
The highest month scores: comfortable temperatures, little rain and plenty of sun.
Highs 22°C to 23°C · 28–29 rain days
Jan, Feb, Mar, Jun, Jul, Aug, Sep, Oct, Nov, Dec
Still good weather, just not quite the top months.
Highs 22°C to 23°C · 23–31 rain days
Weather by month
Average highs and lows, rain days, sunshine and our month score out of 10.
| Month | High / low | Rain days | Sunshine | Score |
|---|---|---|---|---|
| January | 23°C / 18°C | 31 days (732 mm) | 7.0 h/day | 6.8/10 |
| February | 22°C / 18°C | 28 days (827 mm) | 6.5 h/day | 6.6/10 |
| March | 22°C / 18°C | 31 days (682 mm) | 7.4 h/day | 6.9/10 |
| Best month: April | 22°C / 18°C | 29 days (625 mm) | 7.8 h/day | 7.0/10 |
| Best month: May | 23°C / 18°C | 28 days (419 mm) | 9.0 h/day | 7.0/10 |
| June | 22°C / 18°C | 24 days (292 mm) | 9.5 h/day | 7.0/10 |
| July | 22°C / 18°C | 23 days (235 mm) | 9.3 h/day | 7.0/10 |
| August | 23°C / 18°C | 26 days (251 mm) | 9.9 h/day | 7.0/10 |
| September | 23°C / 18°C | 25 days (309 mm) | 9.9 h/day | 7.0/10 |
| October | 23°C / 18°C | 29 days (474 mm) | 9.6 h/day | 7.0/10 |
| November | 23°C / 18°C | 29 days (533 mm) | 8.8 h/day | 7.0/10 |
| December | 23°C / 18°C | 30 days (740 mm) | 7.7 h/day | 6.9/10 |
Figures for central Papua New Guinea; the country's best months are weighted across its cities. Best months are highlighted. How we score months
Month by month
23°C / 18°C · 31 rain days · 7.0 h sun
January is one of the wettest months, with 30.5 rain days and 732 mm of rain. Highs reach 22.5°C and lows 18.4°C, with 7 hours of sun a day. It scores 6.8 and is rated good, but expect rain on almost every day.
22°C / 18°C · 28 rain days · 6.5 h sun
February has the most rain of the year: 827 mm over 27.8 rain days. Highs are 22.3°C, the lowest of the year, and sun drops to 6.5 hours. It scores 6.6 and is still rated good, but it is the weakest month. Choose another month if heavy rain would spoil your plans.
22°C / 18°C · 31 rain days · 7.4 h sun
March stays very wet, with 30.8 rain days, the most of any month, and 682 mm of rain. Highs sit at 22.4°C and lows at 18.2°C. It scores 6.9 and is rated good, but plan for showers on most days.
22°C / 18°C · 29 rain days · 7.8 h sun
Rain starts to ease in April, falling to 625 mm over 28.5 rain days. Highs are 22.4°C, with 7.8 hours of sun a day. It scores 7 and is rated good, though rain is still frequent.
23°C / 18°C · 28 rain days · 9.0 h sun
May brings a clear drop in rain to 419 mm, though there are still 28 rain days. Highs reach 22.6°C and sun rises to 9 hours a day. It scores 7 and is rated good.
22°C / 18°C · 24 rain days · 9.5 h sun
June is drier, with 292 mm of rain over 24 rain days. Highs are 22.4°C, lows 18.1°C, and you get 9.5 hours of sun. It scores 7, is rated good and starts the driest stretch of the year.
22°C / 18°C · 23 rain days · 9.3 h sun
July is the driest month, with 235 mm of rain and the fewest rain days at 22.8. Highs are 22.4°C and lows 18°C, with 9.3 hours of sun. It scores 7, is rated good and is a strong choice if you want less rain.
23°C / 18°C · 26 rain days · 9.9 h sun
August stays fairly dry at 251 mm, with 25.7 rain days. It ties with September for the most sun, 9.9 hours a day. Highs are 22.5°C and lows 17.9°C, the coolest nights of the year. It scores 7 and is rated good.
23°C / 18°C · 25 rain days · 9.9 h sun
September has 309 mm of rain over 25.3 rain days and 9.9 hours of sun. Highs reach 22.7°C and lows 18°C. It scores 7, is rated good and is one of the last drier months before the rain builds again.
23°C / 18°C · 29 rain days · 9.6 h sun
Rain rises in October to 474 mm over 28.5 rain days. Sun is still good at 9.6 hours a day, and highs are 22.7°C. It scores 7 and is rated good, but it is clearly wetter than the months before.
23°C / 18°C · 29 rain days · 8.8 h sun
November brings 533 mm of rain over 28.9 rain days, with 8.8 hours of sun. Highs are 22.7°C and lows 18.1°C. It scores 7 and is rated good, though the wettest months are on the way.
23°C / 18°C · 30 rain days · 7.7 h sun
December is very wet, with 740 mm of rain and 30 rain days. Highs are 22.7°C and lows 18.4°C, with 7.7 hours of sun. It scores 6.9 and is rated good, but expect rain on most days.
By trip type
City sightseeing
April and May suit city trips best. Days stay mild, with highs of 22.4–22.6°C and lows of 18.2–18.4°C. Rain drops from 625 mm in April to 419 mm in May, but you should still expect about 28 rain days a month.
Hiking & nature
April and May are the best months for hiking. Sunshine rises from 7.8 hours a day in April to 9 in May. Trails will still be wet: May gets 419 mm of rain over 28 rain days, so be ready for mud.
Keep planning
FAQ
Yes, July is one of the best months to go. It is the driest month, with 235 mm of rain. It also has the fewest rain days, at 22.8. You get about 9.3 hours of sun a day, and July scores 7 out of 10. Expect some rain on most days, but far less than in the wet season.
January is rated good, with a score of 6.8, but it is one of the wettest months. It averages 732 mm of rain and 30.5 rain days, so rain falls almost every day. Sun drops to about 7 hours a day. February is wetter still, with 827 mm, and it has the lowest score of the year at 6.6. If you want drier days, go between June and September.
April and May are listed as the best months, and both score 7 out of 10. For the least rain, though, June to September is drier. July has 235 mm and August has 251 mm, compared with 625 mm in April and 419 mm in May. August and September also get the most sun, at 9.9 hours a day.
No, the temperature barely changes. Average highs stay between 22.3°C and 22.7°C all year. Lows stay between 17.9°C and 18.4°C. This is based on 2015–2024 data. Heat will not decide your dates. Plan your trip around rain instead, which ranges from 235 mm in July to 827 mm in February.
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