Weather in Port Moresby — today
Now in Port Moresby
☀️
+26°
Clear
Feels like +26° · humidity 71%
Today 12.9: +28° / +23°
🕐 15:25
Wind
35 km/h
UV index
6
Air (AQI)
36 · Good
Precipitation
49%
Humidity
71%
Pressure
1012 hPa
Sunrise / sunset
06:07 / 18:08
Sea temperature
🌊 +25°
👕 What to wear today
Warm — a T-shirt and light trousers or shorts.
☂️ Take an umbrella💨 Windy
Weather for an activity:
Detailed weather information for Port Moresby
Today, 12 September, Saturday, in Port Moresby (Papua New Guinea): cloudy, light rain in places, warm. During the day the air will warm up to +28°, at night around +23°. UV is high (index 6) — sunscreen will come in handy in the sun. Wind up to 35 km/h. Brief rain is possible — an umbrella won't hurt. Light summer clothing will do — a T-shirt and shorts or light trousers. The sea has warmed up to +25° — great for swimming. The sun will rise at 06:07 and set at 18:08 — daylight lasts 12 hours.Hourly weather in Port Moresby
💧 The bars at the bottom show the hourly precipitation probability. Shaded areas of the chart are the dark hours (before sunrise 🌅 and after sunset 🌇).
Weather in Port Moresby for 14 days
Tap a day to expand it by time of day and open the full forecast. The bar shows the range from the night low (left) to the day high (right).
▶
Today 12.9
🌦️
💧 49%
+23° +28°
Morning
🌦️
+25°
Day
🌦️
+28°
Evening
🌇
+27°
Night
🌙
+23°
▶
Tomorrow 13.9
☁️
💧 14%
+23° +28°
Morning
☀️
+26°
Day
☁️
+28°
Evening
🌇
+25°
Night
🌙
+23°
▶
Mon 14.9
☁️
💧 10%
+23° +27°
Morning
☁️
+24°
Day
☁️
+27°
Evening
🌇
+26°
Night
🌙
+23°
▶
Tue 15.9
☁️
💧 39%
+24° +29°
Morning
☁️
+26°
Day
☁️
+29°
Evening
🌇
+28°
Night
🌙
+24°
▶
Wed 16.9
☁️
💧 47%
+24° +28°
Morning
☁️
+25°
Day
☁️
+28°
Evening
🌇
+27°
Night
🌙
+24°
▶
Thu 17.9
☁️
💧 25%
+23° +28°
Morning
☁️
+25°
Day
☁️
+28°
Evening
🌇
+27°
Night
🌙
+23°
▶
Fri 18.9
☁️
💧 12%
+23° +28°
Morning
☁️
+25°
Day
☁️
+28°
Evening
🌇
+27°
Night
🌙
+23°
▶
Sat 19.9
☁️
💧 6%
+23° +29°
Morning
☁️
+25°
Day
☁️
+29°
Evening
🌇
+28°
Night
🌙
+23°
▶
Sun 20.9
☁️
💧 8%
+23° +29°
Morning
☁️
+25°
Day
☁️
+29°
Evening
🌇
+28°
Night
🌙
+23°
▶
Mon 21.9
☁️
💧 8%
+24° +29°
Morning
☁️
+26°
Day
☁️
+29°
Evening
🌇
+28°
Night
🌙
+24°
▶
Tue 22.9
☁️
💧 10%
+24° +29°
Morning
☁️
+26°
Day
☁️
+29°
Evening
🌇
+28°
Night
🌙
+24°
▶
Wed 23.9
☁️
💧 8%
+24° +29°
Morning
☁️
+26°
Day
☁️
+29°
Evening
🌇
+28°
Night
🌙
+24°
▶
Thu 24.9
☁️
💧 18%
+25° +28°
Morning
☁️
+26°
Day
☁️
+28°
Evening
🌇
+27°
Night
🌙
+25°
▶
Fri 25.9
☁️
💧 16%
+24° +29°
Morning
☁️
+26°
Day
☁️
+29°
Evening
🌇
+28°
Night
🌙
+24°
🗺️ Precipitation radar
Precipitation radar (RainViewer) over a clean base map — updates every 5–10 minutes. Colours show nearby precipitation; if there is none, the map is simply clear — that is normal. Zoom with + / −.
Rain intensity:lightmoderateheavy
🎯 What to do in this weather — indices of the day
Comfort score from 0 (bad) to 100 (excellent), calculated from the day's weather. For “rain” and “UV” a percentage/risk level is shown.
🏖️ Beach
56 / 100
for sea and sun · Average
🏊 Swimming
45 / 100
water 25° · Average
🏃 Running
0 / 100
comfort for running · Bad
🧴 UV
54%
high · moderate
☂️ Rain
49%
possible · moderate
✨ Stars
54 / 100
evening visibility · Average
🧺 Laundry drying
18 / 100
will dry outside · Bad
🚗 Car wash
36 / 100
better to wait · So-so
🌫️ Air quality
36
Good air
European AQI
PM2.5: 13PM10: 21O₃: 60NO₂: 0
The air is clean — you can walk and exercise outside.
🌅 Sun, moon and sea
Sunrise
06:07
Sunset
18:08
Golden hour
17:40
Daylight
12 h (+1 min vs yesterday)
Sea temperature
+25°
🌊 moderate, waves 2 m.
Port Moresby climate by month
Long-term averages. Hover over a bar for details. The forecast for a specific month is a combination of the climate normal and the model forecast for the coming weeks.
+30°
+24°
Jan
+30°
+24°
Feb
+29°
+23°
Mar
+29°
+23°
Apr
+29°
+24°
May
+29°
+23°
Jun
+29°
+23°
Jul
+29°
+23°
Aug
+30°
+23°
Sep
+31°
+23°
Oct
+31°
+24°
Nov
+31°
+24°
Dec
swipe sideways →
Bar color shows temperature:frostcoolcomfortablewarmhot— best months to visit
| Month | Day | Night | Sea | Precipitation | What to pack and what makes the month notable (events, nuances) |
|---|---|---|---|---|---|
| January | +30° | +24° | +30° | 236 mm | Warm and comfortable: +30° by day, +24° at night. It's a rainy month (236 mm) — an umbrella is a must. 😊 light summer clothing. The sea is +30° — like a warm bath. |
| February | +30° | +24° | +30° | 200 mm | Gentle warmth — about +30° daytime, great walking weather. Frequent rain (200 mm over the month) — keep indoor backup plans. 😊 light summer clothing. The sea is +30° — like a warm bath. |
| March | +29° | +23° | +30° | 282 mm | A comfortable month: +29° by day without exhausting heat. One of the wettest months (282 mm): downpours can derail plans. 😊 light summer clothing. The sea is +30° — like a warm bath. Statistically the wettest month of the year. |
| April | +29° | +23° | +30° | 181 mm | Warm and comfortable: +29° by day, +23° at night. It's a rainy month (181 mm) — an umbrella is a must. 😊 light summer clothing. The sea is +30° — like a warm bath. |
| May | +29° | +24° | +29° | 81 mm | Gentle warmth — about +29° daytime, great walking weather. Frequent rain (81 mm over the month) — keep indoor backup plans. 😊 light summer clothing. Water at +29° — great for swimming. |
| June | +29° | +23° | +27° | 51 mm | A comfortable month: +29° by day without exhausting heat. 😊 light summer clothing. Water at +27° — great for swimming. The shortest daylight of the year — it gets dark early. |
| July | +29° | +23° | +27° | 31 mm | Warm and comfortable: +29° by day, +23° at night. 😊 light summer clothing. Water at +27° — great for swimming. This is the coldest month of the year. |
| August | +29° | +23° | +26° | 33 mm | Gentle warmth — about +29° daytime, great walking weather. 😊 light summer clothing. Water at +26° — great for swimming. Weather-wise, one of the three best months to visit. |
| September | +30° | +23° | +26° | 45 mm | A comfortable month: +30° by day without exhausting heat. 😊 light summer clothing. Water at +26° — great for swimming. |
| October | +31° | +23° | +27° | 60 mm | Warm and comfortable: +31° by day, +23° at night. 😊 light summer clothing. Water at +27° — great for swimming. |
| November | +31° | +24° | +29° | 105 mm | Gentle warmth — about +31° daytime, great walking weather. Frequent rain (105 mm over the month) — keep indoor backup plans. 😊 light summer clothing. Water at +29° — great for swimming. This is the hottest month of the year in Port Moresby. |
| December | +31° | +24° | +30° | 169 mm | A comfortable month: +31° by day without exhausting heat. One of the wettest months (169 mm): downpours can derail plans. 😊 light summer clothing. The sea is +30° — like a warm bath. The sea is at its warmest of the year this month. |
When to visit Port Moresby
✅ Recommended time to visit
🌟 Best time: June, July, August
Daytime air+29…+29°
Sea temperature+26…+27°
Precipitationoften
Why: comfortable +29…+29° by day, little rain, warm sea (+26…27°).
⚠️ Doable, with caveats
🌤️ Shoulder season: April, May, September, October, November, December
Daytime air+29…+31°
Sea temperature+26…+30°
Precipitationoften
Why: noticeable rain risk (45–181 mm/month) — pack an umbrella and backup plans.
🔴 Not the best time
🌤️ Shoulder season: January, February, March
Daytime air+29…+30°
Sea temperature+30…+30°
Precipitationoften
Why: the rainy season (200–282 mm/month) — downpours almost daily.
Bottom line: the best time to visit Port Moresby is June – August, and the most comfortable months are June, July, August. The toughest months to visit are January, February, March: frequent rain.
🌡️ Today vs the climate normal
Today's high
+28°
Normal for September
+30°
Deviation
2° colder than normal
A year ago on this day
+30°
Record for this date
+33° (2002)
The normal, “a year ago” and the record come from the weather archive since 1940 (Open-Meteo / ERA5).
Weather archive for Port Moresby
📅 See what the weather was like on any day since 1940. For example: “what was the weather on March 2, 2021”.
Show the archive for the selected day →
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Weather in cities near Port Moresby
Frequently asked questions about the weather in Port Moresby
What is the weather in Port Moresby right now?＋
Clear, +26°, feels like +26°.
Will it rain in Port Moresby today?＋
Yes: 49% chance, 0 mm.
When is the best time to visit Port Moresby?＋
Best time to visit — June – August.
Can you swim in Port Moresby in winter?＋
In winter the water is around +27° — great for swimming. In summer the sea warms up to +30°.
What time are sunrise and sunset in Port Moresby?＋
Sunrise 06:07, sunset 18:08.
Does it snow in Port Moresby in winter?＋
No, it practically never snows.
What is the climate in Port Moresby by month?＋
Summers up to +31° in November, winters around +23° in July; the wettest month is March.
How hot is it in Port Moresby in summer?＋
😊 Warm and comfortable. Perfect for walks, the beach and sightseeing.