Weather in Papua New Guinea - today, tomorrow and 14-day forecast

Right now temperatures across Papua New Guinea range from 22° to 29°. Below: today's conditions city by city, a live weather map, the 14-day outlook and month-by-month climate to help you pick the best time to travel.

Weather in Papua New Guinea's cities today

🌧️Wewak 29°💧 3.2 mm 🌧️Port Moresby 26°💧 0.1 mm 🌧️Mount Hagen 25°💧 2.4 mm 🌧️Goroka 24°💧 7.4 mm 🌧️Lae 22°💧 56.4 mm

Weather map - today's temperatures

Pill colour shows today's daytime temperature. Click a city for its full 14-day forecast.

Next days in Papua New Guinea

today🌧️ 23°💧 13.2 mm

Thu🌧️ 22°💧 4.6 mm

Fri🌧️ 23°💧 11.7 mm

Sat🌧️ 24°💧 2.2 mm

Sun🌧️ 22°💧 4.6 mm

Mon🌧️ 22°💧 1.8 mm

Tue🌧️ 23°💧 0.4 mm

Wed🌧️ 24°💧 0.8 mm

14-day forecast - Papua New Guinea

📅 Papua New Guinea 30 & 45-day weather - long-range outlook

Next 16 days · forecast

23°

around 19° at night · days with rain: 13

Weeks 3-4 · avg for July

30°

around 24° at night · rain chance 9%

Weeks 5-7 · avg for August

29°

around 24° at night · rain chance 11%

The 30 & 45-day outlook for Papua New Guinea: the next 16 days are a numerical forecast updated daily - on average 23° by day and 19° at night. Further out we rely on multi-year climate averages: around 30° in July, and about 29° in August. Forecasts beyond two weeks are indicative only.

Today vs the next days - Papua New Guinea cities

City	Today	+3 days	+7 days	Rain today
🌧️ Wewak	29℃	30℃	29℃	3.2 mm
🌧️ Port Moresby	26℃	27℃	27℃	0.1 mm
🌧️ Mount Hagen	25℃	21℃	24℃	2.4 mm
🌧️ Goroka	24℃	25℃	26℃	7.4 mm
🌧️ Lae	22℃	26℃	25℃	56.4 mm

Day-by-day forecast for Papua New Guinea

Wednesday8 July 2026

🌧️23°moderate rain

sunrise 06:23 · sunset 18:11 · night 20° · evening 21° · rain 13.16 mm · humidity 78% · wind 2 m/s · clouds 100%

Thursday9 July 2026

🌧️22°light rain

sunrise 06:23 · sunset 18:11 · night 20° · evening 20° · rain 4.56 mm · humidity 91% · wind 2 m/s · clouds 98%

Friday10 July 2026

🌧️23°moderate rain

sunrise 06:23 · sunset 18:11 · night 20° · evening 20° · rain 11.68 mm · humidity 78% · wind 3 m/s · clouds 93%

Saturday11 July 2026

🌧️24°light rain

sunrise 06:24 · sunset 18:11 · night 19° · evening 20° · rain 2.17 mm · humidity 69% · wind 3 m/s · clouds 55%

Sunday12 July 2026

🌧️22°light rain

sunrise 06:24 · sunset 18:11 · night 19° · evening 20° · rain 4.58 mm · humidity 93% · wind 3 m/s · clouds 69%

Monday13 July 2026

🌧️22°light rain

sunrise 06:24 · sunset 18:12 · night 19° · evening 20° · rain 1.8 mm · humidity 89% · wind 3 m/s · clouds 70%

Tuesday14 July 2026

🌧️23°light rain

sunrise 06:24 · sunset 18:12 · night 20° · evening 20° · rain 0.42 mm · humidity 80% · wind 3 m/s · clouds 47%

Wednesday15 July 2026

🌧️24°light rain

sunrise 06:24 · sunset 18:12 · night 20° · evening 20° · rain 0.75 mm · humidity 73% · wind 3 m/s · clouds 45%

Thursday16 July 2026

🌧️21°moderate rain

sunrise 06:24 · sunset 18:12 · night 19° · evening 20° · rain 4.65 mm · humidity 87% · wind 2 m/s · clouds 100%

Friday17 July 2026

🌧️25°moderate rain

sunrise 06:24 · sunset 18:12 · night 19° · evening 21° · rain 11.13 mm · humidity 73% · wind 3 m/s · clouds 69%

Saturday18 July 2026

🌧️23°light rain

sunrise 06:24 · sunset 18:12 · night 19° · evening 20° · rain 3.57 mm · humidity 79% · wind 3 m/s · clouds 38%

Sunday19 July 2026

🌧️24°light rain

sunrise 06:24 · sunset 18:13 · night 20° · evening 20° · rain 3.36 mm · humidity 81% · wind 4 m/s · clouds 19%

Monday20 July 2026

🌧️24°light rain

sunrise 06:24 · sunset 18:13 · night 19° · evening 21° · rain 1.32 mm · humidity 78% · wind 3 m/s · clouds 36%

Tuesday21 July 2026

🌧️25°light rain

sunrise 06:24 · sunset 18:13 · night 19° · evening 20° · rain 1.53 mm · humidity 68% · wind 3 m/s · clouds 5%

Wednesday22 July 2026

🌧️25°light rain

sunrise 06:24 · sunset 18:13 · night 19° · evening 20° · rain 0.3 mm · humidity 60% · wind 3 m/s · clouds 62%

Thursday23 July 2026

🌧️25°light rain

sunrise 06:24 · sunset 18:13 · night 20° · evening 20° · rain 1.2 mm · humidity 67% · wind 3 m/s · clouds 37%

🌊 Sea temperature - Papua New Guinea

Water today

27°C

Week avg

27°C

Waves today

0.6 m

How's the water?

very warm

16-day sea temperature forecast:

8.07 27°C9.07 27°C10.07 27°C11.07 27°C12.07 28°C13.07 28°C14.07 28°C15.07 28°C16.07 28°C

Average sea temperature through the year:

Jan 30°CFeb 30°CMar 31°CApr 31°CMay 31°CJun 30°CJul 29°CAug 29°CSep 29°COct 30°CNov 30°CDec 31°C

Beach	Water today	Water week avg	Waves	How's the water?
Wewak	30℃	29℃	1 m	very warm
Lae	28℃	28℃	0.7 m	very warm
Port Moresby	26℃	26℃	2 m	warm

Sea-surface temperature from marine models, updated daily. See also: where the sea is warmest right now.

Air quality and smog in Papua New Guinea

City	PM2.5 (µg/m³)	PM10 (µg/m³)	Air quality
Port Moresby	7.5	12.5	very good

Based on PM2.5 thresholds. Station readings, updated daily (last reading: 2026-07-08, 11:00).

Papua New Guinea weather through the year

Papua New Guinea weather month by month - when is the best time to go?

January (32°)February (31°)March (31°)April (31°)May (30°)June (30°)July (30°)August (29°)September (30°)October (30°)November (31°)December (32°)

🎉 Public holidays in Papua New Guinea - when are the long weekends?

Next long weekend in Papua New Guinea: Remembrance Day (23 July, Thursday) - Thursday–Sunday if you take Friday off (4 days).

23 JulyThursday

Remembrance Day

🎈 long weekend + bridge day

26 AugustWednesday

Repentance Day

16 SeptemberWednesday

Independence Day

25 DecemberFriday

Christmas Day

🎈 long weekend

26 DecemberSaturday

Boxing Day

falls on a weekend

1 JanuaryFriday 2027

New Year's Day

🎈 long weekend

26 MarchFriday 2027

Good Friday

🎈 long weekend

27 MarchSaturday 2027

Holy Saturday

falls on a weekend

28 MarchSunday 2027

Easter Sunday

falls on a weekend

29 MarchMonday 2027

Easter Monday

🎈 long weekend

14 JuneMonday 2027

Queen's Birthday

🎈 long weekend

23 JulyFriday 2027

Remembrance Day

🎈 long weekend

Public holidays (statutory days off) - shops, offices and some attractions may be closed. A "bridge day" is a workday between a holiday and the weekend worth taking as leave.

FAQ - Papua New Guinea weather

What is the weather like in Papua New Guinea today?

Today it is about 23° during the day and 20° at night, moderate rain.

How far ahead can I check the forecast for Papua New Guinea?

This page shows a detailed 14-day forecast plus the long-term monthly climate, so you can plan both a short trip and a holiday months ahead.