Climate Insights for Sule Airport

, West New Britain Province, Papua New Guinea

Hottest
May
28°C peak
Coldest
February
26°C low
Wettest
February
619mm rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Sule Airport is hot. The average annual temperature is 27°C and approximately 5071mm of precipitation falls per year. Sule Airport receives a notable amount of rainfall throughout the year, including during its driest month. Sule 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: 28° Average: 27° Min: 26° Feb Max: 27° Average: 27° Min: 26° Mar Max: 27° Average: 27° Min: 26° Apr Max: 28° Average: 27° Min: 26° May Max: 28° Average: 27° Min: 26° Jun Max: 28° Average: 27° Min: 26° Jul Max: 28° Average: 27° Min: 26° Aug Max: 28° Average: 27° Min: 26° Sep Max: 28° Average: 27° Min: 26° Oct Max: 28° Average: 27° Min: 26° Nov Max: 28° Average: 27° Min: 26° Dec Max: 28° Average: 27° Min: 26°
Max
Average
Min

Sule Airport has relatively stable temperatures year-round, staying within a 2°C range. The warmest month is May, when average highs reach 28°C and the mean temperature sits around 27°C. February is the coolest month, with minimum temperatures around 26°C and an average of 27°C. Daily temperature variation is modest, with an average difference of 2°C between highs and lows.

Precipitation

0mm 50mm 100mm 150mm 200mm 250mm 300mm 350mm 400mm 450mm 500mm 550mm 600mm 650mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 579mm Feb Precipitation: 619mm Mar Precipitation: 560mm Apr Precipitation: 444mm May Precipitation: 406mm Jun Precipitation: 331mm Jul Precipitation: 371mm Aug Precipitation: 354mm Sep Precipitation: 315mm Oct Precipitation: 283mm Nov Precipitation: 292mm Dec Precipitation: 516mm
Precipitation

Sule Airport is a very wet location, receiving approximately 5071mm of precipitation annually, which averages out to around 423mm per month. The wettest month is February, averaging 619mm of rainfall. January and March also tend to see above-average precipitation. The driest month is October, with just 283mm. That's 337mm less than February, 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 10km/h 15km/h 20km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 14km/h Feb Wind Speed: 16km/h Mar Wind Speed: 13km/h Apr Wind Speed: 12km/h May Wind Speed: 11km/h Jun Wind Speed: 11km/h Jul Wind Speed: 11km/h Aug Wind Speed: 11km/h Sep Wind Speed: 12km/h Oct Wind Speed: 12km/h Nov Wind Speed: 12km/h Dec Wind Speed: 13km/h
Wind Speed

Sule Airport is mildly breezy, with an average annual wind speed of 12km/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 16km/h, though still comfortable for most outdoor activities. The calmest conditions occur in June, with average winds dropping to 11km/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 pick up during the summer months. The seasonal averages are 11km/h in winter, 12km/h in spring, 14km/h in summer, 12km/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 Sule Airport, which began on March 20, 2026. Sule 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 May at around 28°C, while the coldest stretch bottoms out in February near 26°C. Winter is next, beginning on June 21, 2026 — 89 days from now.

Spring

Temperatures range from 26 to 28°C. Rainfall is heavy, totalling around 890mm across the season with a monthly average of 297mm. Winds are generally light, averaging 12km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 26 to 28°C. Rainfall is heavy, totalling around 1715mm across the season with a monthly average of 572mm. Winds are generally light, averaging 14km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from 26 to 28°C. Rainfall is heavy, totalling around 1410mm across the season with a monthly average of 470mm. Winds are generally light, averaging 12km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 26 to 28°C. Rainfall is heavy, totalling around 1056mm across the season with a monthly average of 352mm. Winds are generally light, averaging 11km/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 Sule 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
26 °C
28 °C
14 km/h
579 mm
0 cm
Feb
26 °C
27 °C
16 km/h
619 mm
0 cm
Mar Current
26 °C
27 °C
13 km/h
560 mm
0 cm
Apr
26 °C
28 °C
12 km/h
444 mm
0 cm
May
26 °C
28 °C
11 km/h
406 mm
0 cm
Jun
26 °C
28 °C
11 km/h
331 mm
0 cm
Jul
26 °C
28 °C
11 km/h
371 mm
0 cm
Aug
26 °C
28 °C
11 km/h
354 mm
0 cm
Sep
26 °C
28 °C
12 km/h
315 mm
0 cm
Oct
26 °C
28 °C
12 km/h
283 mm
0 cm
Nov
26 °C
28 °C
12 km/h
292 mm
0 cm
Dec
26 °C
28 °C
13 km/h
516 mm
0 cm
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Metric (°C, km/h)