Kiunga, Papua New Guinea experiences average highs of 30°C (86°F) and lows of 24°C (75°F) throughout the year. Rainfall is frequent, averaging about 27 rainy days per month. High humidity combined with warm temperatures produces a tropical feel year-round. Average highs have stayed broadly stable across the available records.
Kiunga, Papua New Guinea Weather & Climate 2026
Monthly climate averages for Kiunga, Papua New Guinea. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: Feb–Nov 
Wetter season: Jan–Dec At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
2.1/10
Best: July, August
UV Index
7
High
Temperature 30°C / 24°C
Feels Like 36°C / 29°C
Rainy Days 27
Rainfall 368 mm
Sunshine 7 h
Humidity 89%
Wind Speed 9 km/h
Dew Point 25°C
Hottest Month
31°C
January
Avg Low 24°C
Rain 27 days
Coldest Month
23°C
August
Avg High 29°C
Rain 25 days
Driest Month
25 days
February
Avg High 31°C
Avg Low 24°C
Windiest Month
10 km/h
August (Gusts 27)
Worst Time to Visit
Consider avoiding January, February, November, December due to extreme heat, heavy rainfall, oppressive humidity.
Sun Position
Sunrise 06:47
Daylight 11.8h
Sunset 18:35
Live conditions —
Kiunga on the map · live conditions
Kiunga, Papua New Guinea
- Continent
- Oceania
- Country
- Papua New Guinea
- City
- Kiunga
- Population
- 11.5K
- Coordinates
- -6.12°, 141.29°
Seasonal Breakdown
Spring
Sep–Nov
Avg High 30°C
Avg Low 24°C
Rain 26 days/mo
Summer
Dec–Feb
Avg High 31°C
Avg Low 24°C
Rain 27 days/mo
Autumn
Mar–May
Avg High 30°C
Avg Low 24°C
Rain 29 days/mo
Winter
Jun–Aug
Avg High 29°C
Avg Low 23°C
Rain 26 days/mo
2/3 best months
Climate Charts
Based on historical averages (2016–2025)
Monthly Temperatures
High Low Shaded bands show the typical range across the available yearly records.
Line chart showing monthly temperatures. Jan: 31°C / 24°C . Feb: 31°C / 24°C . Mar: 30°C / 24°C . Apr: 30°C / 24°C . May: 30°C / 24°C . Jun: 29°C / 24°C . Jul: 29°C / 23°C . Aug: 29°C / 23°C . Sep: 29°C / 23°C . Oct: 30°C / 24°C . Nov: 31°C / 24°C . Dec: 31°C / 24°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 375 mm. Feb: 301 mm. Mar: 466 mm. Apr: 493 mm. May: 450 mm. Jun: 297 mm. Jul: 254 mm. Aug: 253 mm. Sep: 358 mm. Oct: 367 mm. Nov: 401 mm. Dec: 404 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 88%. Feb: 89%. Mar: 91%. Apr: 91%. May: 90%. Jun: 88%. Jul: 87%. Aug: 86%. Sep: 87%. Oct: 88%. Nov: 89%. Dec: 89%.
Monthly Wind Speed
Wind Speed Gusts
Bar chart showing monthly wind speed. Jan: 8 km/h . Feb: 9 km/h . Mar: 8 km/h . Apr: 7 km/h . May: 8 km/h . Jun: 9 km/h . Jul: 10 km/h . Aug: 10 km/h . Sep: 10 km/h . Oct: 8 km/h . Nov: 7 km/h . Dec: 8 km/h .
Sunshine
Sunshine
Sunshine: Jan: 8h. Feb: 9h. Mar: 8h. Apr: 8h. May: 7h. Jun: 7h. Jul: 6h. Aug: 6h. Sep: 6h. Oct: 8h. Nov: 8h. Dec: 8h.
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 8. Feb: UV 8. Mar: UV 8. Apr: UV 8. May: UV 7. Jun: UV 6. Jul: UV 6. Aug: UV 7. Sep: UV 7. Oct: UV 8. Nov: UV 8. Dec: UV 8.
Monthly Daylight Hours
Daylight 12h reference
Monthly Dew Point & Comfort
Dew Point Dry Comfortable Humid Muggy
Climate Trends
Average highs have stayed broadly stable across the available records. Average rainfall is trending wetter by about 32 mm.
2016 to 2025
Avg high Avg rainfall
Climate summary
| Last 12 months | All years | |
|---|---|---|
| Hottest month | Feb 2025 · 31°C | Jan · 31°C |
| Coldest month | Aug 2025 · 23°C | Aug · 23°C |
| Wettest month | May 2025 · 706 mm | Apr · 493 mm |
| Windiest month | Aug 2025 · 10 km/h | Aug · 10 km/h |
Month-by-Month Weather Table
January
Wet 
February
Wet March
Wet April
Wet May
Wet June
Wet July best
Wet August best
Wet September
Wet October
Wet November
Wet December
Wet | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 31°C / 24°C | 37°C / 29°C | 27days (375 mm) Wet | 8.4h Good | 88% Very Muggy | 8 Very High | Wet | View Details |
| February | 31°C / 24°C | 37°C / 29°C | 25days (301 mm) Wet | 8.7h Good | 89% Very Muggy | 8.1 Very High | Wet | View Details |
| March | 30°C / 24°C | 37°C / 29°C | 29days (466 mm) Wet | 7.7h Good | 91% Very Muggy | 7.8 Very High | Wet | View Details |
| April | 30°C / 24°C | 37°C / 29°C | 29days (493 mm) Wet | 7.6h Good | 91% Very Muggy | 7.5 Very High | Wet | View Details |
| May | 30°C / 24°C | 35°C / 29°C | 28days (450 mm) Wet | 7.2h Good | 90% Very Muggy | 6.5 High | Wet | View Details |
| June | 29°C / 24°C | 34°C / 28°C | 26days (297 mm) Wet | 6.9h Fair | 88% Very Muggy | 6.1 High | Wet | View Details |
| July best | 29°C / 23°C | 33°C / 28°C | 26days (254 mm) Wet | 5.7h Fair | 87% Very Muggy | 5.9 High | Wet | View Details |
| August best | 29°C / 23°C | 33°C / 27°C | 25days (253 mm) Wet | 6.2h Fair | 86% Very Muggy | 6.7 High | Wet | View Details |
| September | 29°C / 23°C | 35°C / 28°C | 25days (358 mm) Wet | 6.3h Fair | 87% Very Muggy | 7.1 Very High | Wet | View Details |
| October | 30°C / 24°C | 37°C / 29°C | 27days (367 mm) Wet | 7.9h Good | 88% Very Muggy | 8 Very High | Wet | View Details |
| November | 31°C / 24°C | 37°C / 29°C | 26days (401 mm) Wet | 8.3h Good | 89% Very Muggy | 8.3 Very High | Wet | View Details |
| December | 31°C / 24°C | 37°C / 29°C | 29days (404 mm) Wet | 8.4h Good | 89% Very Muggy | 7.7 Very High | Wet | View Details |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Kiunga are July, August, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Kiunga, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Kiunga is January, with average daytime highs of 31°C (87°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Kiunga is August, with average overnight lows of 23°C (74°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Kiunga is April, averaging 493mm of precipitation across 29 rainy days. An umbrella or waterproof jacket is essential.
The rainy season in Kiunga runs through March, April, December, May, with the heaviest rainfall in March. Based on 10-year averages for Kiunga.
Kiunga receives approximately 89 sunshine hours per year. The sunniest month is February with around 9 hours. Based on climate data for Kiunga.
The least favorable months to visit Kiunga are January, February, November, December, primarily due to extreme heat, heavy rainfall, oppressive humidity. For the best conditions, consider July, August instead.
The annual average UV index in Kiunga is 7, classified as high. SPF 30+ sunscreen, sunglasses, and seeking shade between 10:00–16:00 are strongly recommended.
Average humidity in Kiunga is 89%, classified as humid. High humidity makes warm temperatures feel significantly hotter — lightweight, breathable clothing is recommended.
Average wind speeds in Kiunga are 9 km/h (6 mph). The windiest month is August with peak winds reaching 10 km/h (6 mph) (gusts up to 27 km/h / 17 mph).
Kiunga averages 0 clear-sky days per month with overall cloud cover around 93%. The clearest skies occur in January.
The annual average dew point in Kiunga is 25°C (77°F), which feels oppressively humid. Expect heavy perspiration during warmer months — stay hydrated and take breaks in air-conditioned spaces.
Kiunga has a Tropical Rainforest climate, classified as Af under the Köppen system. Tropical climates are warm year-round with high rainfall and temperatures rarely dropping below 18°C (64°F).
The 'feels like' temperature in Kiunga ranges from 29°C (84°F) to 36°C (97°F) on average. Humidity and radiant heat mean it often feels warmer than the thermometer reads, especially in summer months.
July is not the best time to visit Kiunga, with a climate score of 4.1/10. Consider visiting during July, August instead for better conditions.
For July in Kiunga, pack Umbrella, Waterproof jacket, Waterproof shoes, Breathable clothing, Sunscreen (SPF 30+). With average highs of 29°C (83°F) and 26 rainy days, these essentials will keep you comfortable.
Data Source
Climate data derived from ERA5 reanalysis (ECMWF), averaged over 2016–2025. Sea surface temperature from marine reanalysis data. Climate scores and seasonal estimates are computed by WorldStats.
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