Climate Insights for Aitape Airport

, West Sepik Province, Papua New Guinea

Hottest
December
30°C peak
Coldest
July
24°C low
Wettest
July
316mm rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Aitape Airport is hot. The average annual temperature is 27°C and approximately 3183mm of precipitation falls per year. Aitape Airport receives a notable amount of rainfall throughout the year, including during its driest month. Aitape Airport sits near the equator, so seasonal temperature differences are minimal throughout the year.

Temperature

10° 15° 20° 25° 30° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 30° Average: 27° Min: 25° Feb Max: 29° Average: 27° Min: 25° Mar Max: 29° Average: 27° Min: 25° Apr Max: 29° Average: 27° Min: 25° May Max: 30° Average: 27° Min: 25° Jun Max: 29° Average: 26° Min: 24° Jul Max: 29° Average: 26° Min: 24° Aug Max: 29° Average: 26° Min: 24° Sep Max: 29° Average: 26° Min: 24° Oct Max: 30° Average: 27° Min: 25° Nov Max: 30° Average: 27° Min: 25° Dec Max: 30° Average: 27° Min: 25°
Max
Average
Min

Aitape Airport has relatively stable temperatures year-round, staying within a 6°C range. The warmest month is December, when average highs reach 30°C and the mean temperature sits around 27°C. July 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 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 214mm Feb Precipitation: 198mm Mar Precipitation: 309mm Apr Precipitation: 255mm May Precipitation: 246mm Jun Precipitation: 283mm Jul Precipitation: 316mm Aug Precipitation: 269mm Sep Precipitation: 267mm Oct Precipitation: 305mm Nov Precipitation: 280mm Dec Precipitation: 241mm
Precipitation

Aitape Airport is a very wet location, receiving approximately 3183mm of precipitation annually, which averages out to around 265mm per month. The wettest month is July, averaging 316mm of rainfall. March and October also tend to see above-average precipitation. The driest month is February, with just 198mm. That's 118mm less than July, the wettest month. Rainfall is relatively evenly distributed throughout the year, so there is no pronounced dry or wet season to plan around.

Wind

0km/h 5km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 2km/h Feb Wind Speed: 2km/h Mar Wind Speed: 2km/h Apr Wind Speed: 2km/h May Wind Speed: 1km/h Jun Wind Speed: 1km/h Jul Wind Speed: 1km/h Aug Wind Speed: 1km/h Sep Wind Speed: 2km/h Oct Wind Speed: 1km/h Nov Wind Speed: 1km/h Dec Wind Speed: 2km/h
Wind Speed

Aitape Airport is relatively calm, with an average annual wind speed of 2km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is February, averaging 2km/h, though still comfortable for most outdoor activities. The calmest conditions occur in July, with average winds dropping to 1km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 1km/h gap between the calmest and windiest months.

Seasons

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

93 days until Spring

It is currently winter in Aitape Airport, which began on June 21, 2026. Aitape 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 30°C, while the coldest stretch bottoms out in July near 24°C. Spring is next, beginning on September 23, 2026 — 93 days from now.

Spring

Temperatures range from 24 to 30°C. Rainfall is heavy, totalling around 851mm across the season with a monthly average of 284mm. Winds are generally light, averaging 1km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 25 to 30°C. Rainfall is heavy, totalling around 653mm across the season with a monthly average of 218mm. Winds are generally light, averaging 2km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from 25 to 30°C. Rainfall is heavy, totalling around 811mm across the season with a monthly average of 270mm. Winds are generally light, averaging 2km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 24 to 29°C. Rainfall is heavy, totalling around 867mm across the season with a monthly average of 289mm. Winds are generally light, averaging 1km/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 Aitape 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
30 °C
2 km/h
214 mm
0 cm
Feb
25 °C
29 °C
2 km/h
198 mm
0 cm
Mar
25 °C
29 °C
2 km/h
309 mm
0 cm
Apr
25 °C
29 °C
2 km/h
255 mm
0 cm
May
25 °C
30 °C
1 km/h
246 mm
0 cm
Jun Current
24 °C
29 °C
1 km/h
283 mm
0 cm
Jul
24 °C
29 °C
1 km/h
316 mm
0 cm
Aug
24 °C
29 °C
1 km/h
269 mm
0 cm
Sep
24 °C
29 °C
2 km/h
267 mm
0 cm
Oct
25 °C
30 °C
1 km/h
305 mm
0 cm
Nov
25 °C
30 °C
1 km/h
280 mm
0 cm
Dec
25 °C
30 °C
2 km/h
241 mm
0 cm
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