Climate Insights for Aiambak Airport

, Western Province, Papua New Guinea

Hottest
December
31°C peak
Coldest
August
24°C low
Wettest
March
394mm rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Aiambak Airport is hot. The average annual temperature is 27°C and approximately 2719mm of precipitation falls per year. Aiambak Airport receives a notable amount of rainfall throughout the year, including during its driest month. Aiambak Airport sits near the equator, so seasonal temperature differences are minimal throughout the year.

Temperature

10° 20° 30° 40° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 31° Average: 28° Min: 25° Feb Max: 31° Average: 27° Min: 25° Mar Max: 31° Average: 27° Min: 25° Apr Max: 31° Average: 27° Min: 25° May Max: 30° Average: 27° Min: 25° Jun Max: 29° Average: 26° Min: 24° Jul Max: 28° Average: 26° Min: 24° Aug Max: 28° Average: 26° Min: 24° Sep Max: 29° Average: 26° Min: 24° Oct Max: 30° Average: 27° Min: 25° Nov Max: 31° Average: 28° Min: 25° Dec Max: 31° Average: 28° Min: 26°
Max
Average
Min

Aiambak Airport has relatively stable temperatures year-round, staying within a 7°C range. The warmest month is December, when average highs reach 31°C and the mean temperature sits around 28°C. August is the coolest month, with minimum temperatures around 24°C and an average of 26°C. Daily temperature variation is modest, with an average difference of 5°C between highs and lows.

Precipitation

0mm 50mm 100mm 150mm 200mm 250mm 300mm 350mm 400mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 332mm Feb Precipitation: 318mm Mar Precipitation: 394mm Apr Precipitation: 346mm May Precipitation: 228mm Jun Precipitation: 117mm Jul Precipitation: 97mm Aug Precipitation: 62mm Sep Precipitation: 105mm Oct Precipitation: 164mm Nov Precipitation: 231mm Dec Precipitation: 325mm
Precipitation

Aiambak Airport is a very wet location, receiving approximately 2719mm of precipitation annually, which averages out to around 227mm per month. The wettest month is March, averaging 394mm of rainfall. April and January also tend to see above-average precipitation. The driest month is August, with just 62mm. That's 332mm less than March, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.

Wind

0km/h 5km/h 10km/h 15km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 10km/h Feb Wind Speed: 11km/h Mar Wind Speed: 10km/h Apr Wind Speed: 9km/h May Wind Speed: 12km/h Jun Wind Speed: 14km/h Jul Wind Speed: 14km/h Aug Wind Speed: 14km/h Sep Wind Speed: 14km/h Oct Wind Speed: 12km/h Nov Wind Speed: 10km/h Dec Wind Speed: 9km/h
Wind Speed

Aiambak Airport is relatively calm, with an average annual wind speed of 11km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is August, averaging 14km/h, though still comfortable for most outdoor activities. The calmest conditions occur in April, with average winds dropping to 9km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 5km/h gap between the calmest and windiest months. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 14km/h in winter, 12km/h in spring, 10km/h in summer, 10km/h in autumn.

Seasons

Winter
Dec 21
Spring
Sep 23
Summer
Dec 21
Autumn
Mar 20

89 days until Winter

It is currently autumn in Aiambak Airport, which began on March 20, 2026. Aiambak Airport sits near the equator, so the traditional four-season cycle is less pronounced — temperatures remain relatively stable year-round. The warmest period peaks in December at around 31°C, while the coldest stretch bottoms out in August near 24°C. Winter is next, beginning on June 21, 2026 — 89 days from now.

Spring

Temperatures range from 24 to 31°C. Rainfall is heavy, totalling around 501mm across the season with a monthly average of 167mm. Winds are generally light, averaging 12km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 25 to 31°C. Rainfall is heavy, totalling around 975mm across the season with a monthly average of 325mm. Winds are generally light, averaging 10km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from 25 to 31°C. Rainfall is heavy, totalling around 968mm across the season with a monthly average of 323mm. Winds are generally light, averaging 10km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 24 to 29°C. Precipitation is moderate at around 276mm for the season, averaging 92mm per month. Winds are generally light, averaging 14km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.

Monthly Climate Data

The table below shows monthly climate averages for Aiambak Airport based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
25 °C
31 °C
10 km/h
332 mm
0 cm
Feb
25 °C
31 °C
11 km/h
318 mm
0 cm
Mar Current
25 °C
31 °C
10 km/h
394 mm
0 cm
Apr
25 °C
31 °C
9 km/h
346 mm
0 cm
May
25 °C
30 °C
12 km/h
228 mm
0 cm
Jun
24 °C
29 °C
14 km/h
117 mm
0 cm
Jul
24 °C
28 °C
14 km/h
97 mm
0 cm
Aug
24 °C
28 °C
14 km/h
62 mm
0 cm
Sep
24 °C
29 °C
14 km/h
105 mm
0 cm
Oct
25 °C
30 °C
12 km/h
164 mm
0 cm
Nov
25 °C
31 °C
10 km/h
231 mm
0 cm
Dec
26 °C
31 °C
9 km/h
325 mm
0 cm
Airpult

Get accurate weather forecasts worldwide with real-time updates and severe weather alerts. Covering 6M+ locations with precise, reliable weather data.

© 2026 Samuenti GmbH. All rights reserved.

gb English
Metric (°C, km/h)