Port Moresby, Papua New Guinea 14-Day Forecast
80°
Sunny right now
Today: high 80°, low 69°
Updated 5 hours ago
Port Moresby weather for the next 14 days
Wednesday, August 19
Sunny High 80° Low 68°Precipitation
17%
· 0.0 in
Max wind
17 mph
Humidity
72%
UV index
12 - Extreme
Sunrise / sunset
06:20 AM / 06:09 PM
Thursday, August 20
Sunny High 80° Low 69°Precipitation
10%
· 0.0 in
Max wind
18 mph
Humidity
71%
UV index
12 - Extreme
Sunrise / sunset
06:19 AM / 06:09 PM
Friday, August 21
Sunny High 80° Low 68°Precipitation
17%
· 0.0 in
Max wind
18 mph
Humidity
71%
UV index
12 - Extreme
Sunrise / sunset
06:19 AM / 06:09 PM
Saturday, August 22
Sunny High 80° Low 68°Precipitation
46%
· 0.03 in
Max wind
17 mph
Humidity
76%
UV index
12 - Extreme
Sunrise / sunset
06:18 AM / 06:09 PM
Sunday, August 23
Patchy rain nearby High 78° Low 71°Precipitation
25%
· 0.0 in
Max wind
19 mph
Humidity
80%
UV index
8 - Very High
Sunrise / sunset
06:18 AM / 06:09 PM
Monday, August 24
Patchy rain nearby High 80° Low 72°Precipitation
70%
· 0.05 in
Max wind
8 mph
Humidity
86%
UV index
7 - High
Sunrise / sunset
06:17 AM / 06:09 PM
Tuesday, August 25
Sunny High 82° Low 73°Precipitation
59%
· 0.06 in
Max wind
9 mph
Humidity
83%
UV index
8 - Very High
Sunrise / sunset
06:17 AM / 06:09 PM
Wednesday, August 26
Sunny High 82° Low 74°Precipitation
81%
· 0.66 in
Max wind
13 mph
Humidity
85%
UV index
8 - Very High
Sunrise / sunset
06:16 AM / 06:09 PM
Thursday, August 27
Patchy rain nearby High 82° Low 74°Precipitation
58%
· 0.03 in
Max wind
18 mph
Humidity
86%
UV index
8 - Very High
Sunrise / sunset
06:16 AM / 06:09 PM
Friday, August 28
Patchy rain nearby High 82° Low 74°Precipitation
82%
· 0.28 in
Max wind
21 mph
Humidity
84%
UV index
7 - High
Sunrise / sunset
06:15 AM / 06:09 PM
Saturday, August 29
Patchy rain nearby High 82° Low 74°Precipitation
73%
· 0.09 in
Max wind
21 mph
Humidity
86%
UV index
7 - High
Sunrise / sunset
06:15 AM / 06:09 PM
Sunday, August 30
Light rain shower High 80° Low 74°Precipitation
89%
· 0.69 in
Max wind
18 mph
Humidity
88%
UV index
7 - High
Sunrise / sunset
06:14 AM / 06:09 PM
Monday, August 31
Patchy rain nearby High 84° Low 74°Precipitation
67%
· 0.09 in
Max wind
23 mph
Humidity
82%
UV index
8 - Very High
Sunrise / sunset
06:14 AM / 06:09 PM
Port Moresby 14-day outlook: the story
The warmest day of Port Moresby's 14-day outlook is Monday, August 31 with a high near 84°F (29°C); the coolest night comes Friday, August 21, dipping to 68°F (20°C). Temperatures hold fairly steady from week to week. Highs over the next two weeks average 80°F (27°C), about 4°F (2°C) below the typical August high of 84°F (29°C).
Precipitation is most likely on Monday 24, Tuesday 25, Wednesday 26, Thursday 27 and beyond; the wettest day looks like Sunday, August 30 with about 0.69 in (17.5 mm) expected. For the weekend, expect Saturday 80°F (27°C) and sunny / Sunday 78°F (26°C) and patchy rain nearby.
For typical conditions month by month, see the Port Moresby climate & average temperatures guide.
Port Moresby forecast questions
Will it rain in Port Moresby this week?
The forecast currently shows meaningful precipitation chances on 8 of the next 14 days, peaking around Sunday, August 30.
What will be the warmest day in Port Moresby over the next 14 days?
Monday, August 31, with a forecast high near 84°F (29°C).
How accurate is a 14-day forecast for Port Moresby?
Days 1-3 are highly reliable, days 4-7 capture the overall pattern well, and days 8-14 indicate trends rather than exact figures - check back as the date approaches; this page refreshes throughout the day.
Average temperatures in Port Moresby by month
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 87° | 76° | 21 | 10.7 in | 9.2 h/day | 82% |
| February | 87° | 76° | 20 | 8.1 in | 9.4 h/day | 82% |
| March | 86° | 75° | 24 | 11.7 in | 8.9 h/day | 85% |
| April | 85° | 75° | 22 | 8.4 in | 9.2 h/day | 87% |
| May | 85° | 76° | 14 | 4.8 in | 9.9 h/day | 85% |
| June | 84° | 75° | 11 | 2.3 in | 10.1 h/day | 82% |
| July | 84° | 74° | 10 | 1.9 in | 10.2 h/day | 80% |
| August | 84° | 74° | 10 | 1.8 in | 10.3 h/day | 79% |
| September | 85° | 74° | 12 | 2.6 in | 10.4 h/day | 79% |
| October | 86° | 75° | 16 | 4.1 in | 10.8 h/day | 82% |
| November | 87° | 76° | 15 | 3.6 in | 11.1 h/day | 81% |
| December | 88° | 76° | 20 | 6.7 in | 10.1 h/day | 82% |
14-day forecasts nearby