Climate Insights for Esa'ala Airport

, Milne Bay Province, Papua New Guinea

Hottest
February
28°C peak
Coldest
August
25°C low
Wettest
March
441mm rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Esa'ala Airport is hot. The average annual temperature is 26°C and approximately 3539mm of precipitation falls per year. Esa'ala Airport receives a notable amount of rainfall throughout the year, including during its driest month. Esa'ala 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: 28° Average: 27° Min: 26° Mar Max: 28° Average: 27° Min: 26° Apr Max: 28° Average: 27° Min: 26° May Max: 27° Average: 27° Min: 26° Jun Max: 26° Average: 26° Min: 25° Jul Max: 26° Average: 25° Min: 25° Aug Max: 26° Average: 25° Min: 25° Sep Max: 26° Average: 25° Min: 25° Oct Max: 27° Average: 26° Min: 25° Nov Max: 28° Average: 27° Min: 26° Dec Max: 28° Average: 27° Min: 26°
Max
Average
Min

Esa'ala Airport has relatively stable temperatures year-round, staying within a 3°C range. The warmest month is February, when average highs reach 28°C and the mean temperature sits around 27°C. August is the coolest month, with minimum temperatures around 25°C and an average of 25°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 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 292mm Feb Precipitation: 292mm Mar Precipitation: 441mm Apr Precipitation: 320mm May Precipitation: 289mm Jun Precipitation: 260mm Jul Precipitation: 282mm Aug Precipitation: 272mm Sep Precipitation: 380mm Oct Precipitation: 253mm Nov Precipitation: 233mm Dec Precipitation: 226mm
Precipitation

Esa'ala Airport is a very wet location, receiving approximately 3539mm of precipitation annually, which averages out to around 295mm per month. The wettest month is March, averaging 441mm of rainfall. September and April also tend to see above-average precipitation. The driest month is December, with just 226mm. That's 215mm less than March, 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 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 3km/h Feb Wind Speed: 3km/h Mar Wind Speed: 3km/h Apr Wind Speed: 4km/h May Wind Speed: 5km/h Jun Wind Speed: 6km/h Jul Wind Speed: 7km/h Aug Wind Speed: 6km/h Sep Wind Speed: 6km/h Oct Wind Speed: 5km/h Nov Wind Speed: 4km/h Dec Wind Speed: 3km/h
Wind Speed

Esa'ala Airport is relatively calm, with an average annual wind speed of 5km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is July, averaging 7km/h, though still comfortable for most outdoor activities. The calmest conditions occur in January, with average winds dropping to 3km/h, making it an ideal period for wind-sensitive activities. Wind speeds vary significantly across the year, with a 4km/h difference between the calmest and windiest months. This level of variation is worth factoring into travel plans. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 6km/h in winter, 5km/h in spring, 3km/h in summer, 4km/h in autumn.

Seasons

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

93 days until Spring

It is currently winter in Esa'ala Airport, which began on June 21, 2026. Esa'ala 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 February at around 28°C, while the coldest stretch bottoms out in August near 25°C. Spring is next, beginning on September 23, 2026 — 93 days from now.

Spring

Temperatures range from 25 to 28°C. Rainfall is heavy, totalling around 866mm across the season with a monthly average of 289mm. Winds are generally light, averaging 5km/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 809mm across the season with a monthly average of 270mm. Winds are generally light, averaging 3km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from 26 to 28°C. Rainfall is heavy, totalling around 1049mm across the season with a monthly average of 350mm. Winds are generally light, averaging 4km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 25 to 26°C. Rainfall is heavy, totalling around 814mm across the season with a monthly average of 271mm. Winds are generally light, averaging 6km/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 Esa'ala 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
3 km/h
292 mm
0 cm
Feb
26 °C
28 °C
3 km/h
292 mm
0 cm
Mar
26 °C
28 °C
3 km/h
441 mm
0 cm
Apr
26 °C
28 °C
4 km/h
320 mm
0 cm
May
26 °C
27 °C
5 km/h
289 mm
0 cm
Jun Current
25 °C
26 °C
6 km/h
260 mm
0 cm
Jul
25 °C
26 °C
7 km/h
282 mm
0 cm
Aug
25 °C
26 °C
6 km/h
272 mm
0 cm
Sep
25 °C
26 °C
6 km/h
380 mm
0 cm
Oct
25 °C
27 °C
5 km/h
253 mm
0 cm
Nov
26 °C
28 °C
4 km/h
233 mm
0 cm
Dec
26 °C
28 °C
3 km/h
226 mm
0 cm
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