Climate Insights for Moro Airport

, Southern Highlands Province, Papua New Guinea

Hottest
December
28°C peak
Coldest
August
19°C low
Wettest
September
474mm rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Moro Airport is warm and mild. The average annual temperature is 22°C and approximately 4275mm of precipitation falls per year. Moro Airport receives a notable amount of rainfall throughout the year, including during its driest month. Moro 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: 23° Min: 20° Feb Max: 28° Average: 23° Min: 20° Mar Max: 28° Average: 23° Min: 20° Apr Max: 27° Average: 23° Min: 20° May Max: 26° Average: 22° Min: 20° Jun Max: 25° Average: 22° Min: 20° Jul Max: 25° Average: 21° Min: 19° Aug Max: 25° Average: 21° Min: 19° Sep Max: 26° Average: 22° Min: 19° Oct Max: 27° Average: 22° Min: 19° Nov Max: 28° Average: 23° Min: 20° Dec Max: 28° Average: 23° Min: 20°
Max
Average
Min

Moro Airport has relatively stable temperatures year-round, staying within a 9°C range. The warmest month is December, when average highs reach 28°C and the mean temperature sits around 23°C. August is the coolest month, with minimum temperatures around 19°C and an average of 21°C. Daily temperature variation is modest, with an average difference of 7°C between highs and lows.

Precipitation

0mm 50mm 100mm 150mm 200mm 250mm 300mm 350mm 400mm 450mm 500mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 291mm Feb Precipitation: 211mm Mar Precipitation: 333mm Apr Precipitation: 413mm May Precipitation: 392mm Jun Precipitation: 389mm Jul Precipitation: 398mm Aug Precipitation: 384mm Sep Precipitation: 474mm Oct Precipitation: 413mm Nov Precipitation: 288mm Dec Precipitation: 290mm
Precipitation

Moro Airport is a very wet location, receiving approximately 4275mm of precipitation annually, which averages out to around 356mm per month. The wettest month is September, averaging 474mm of rainfall. October and April also tend to see above-average precipitation. The driest month is February, with just 211mm. That's 264mm less than September, 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: 9km/h Feb Wind Speed: 9km/h Mar Wind Speed: 8km/h Apr Wind Speed: 6km/h May Wind Speed: 7km/h Jun Wind Speed: 8km/h Jul Wind Speed: 8km/h Aug Wind Speed: 9km/h Sep Wind Speed: 8km/h Oct Wind Speed: 7km/h Nov Wind Speed: 6km/h Dec Wind Speed: 7km/h
Wind Speed

Moro Airport is relatively calm, with an average annual wind speed of 8km/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 9km/h, though still comfortable for most outdoor activities. The calmest conditions occur in April, with average winds dropping to 6km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 3km/h gap between the calmest and windiest months.

Seasons

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

89 days until Winter

It is currently autumn in Moro Airport, which began on March 20, 2026. Moro 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 28°C, while the coldest stretch bottoms out in August near 19°C. Winter is next, beginning on June 21, 2026 — 89 days from now.

Spring

Temperatures range from 19 to 28°C. Rainfall is heavy, totalling around 1175mm across the season with a monthly average of 392mm. Winds are generally light, averaging 7km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 20 to 28°C. Rainfall is heavy, totalling around 792mm across the season with a monthly average of 264mm. Winds are generally light, averaging 8km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from 20 to 28°C. Rainfall is heavy, totalling around 1137mm across the season with a monthly average of 379mm. Winds are generally light, averaging 7km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 19 to 25°C. Rainfall is heavy, totalling around 1171mm across the season with a monthly average of 390mm. Winds are generally light, averaging 8km/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 Moro 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
20 °C
28 °C
9 km/h
291 mm
0 cm
Feb
20 °C
28 °C
9 km/h
211 mm
0 cm
Mar Current
20 °C
28 °C
8 km/h
333 mm
0 cm
Apr
20 °C
27 °C
6 km/h
413 mm
0 cm
May
20 °C
26 °C
7 km/h
392 mm
0 cm
Jun
20 °C
25 °C
8 km/h
389 mm
0 cm
Jul
19 °C
25 °C
8 km/h
398 mm
0 cm
Aug
19 °C
25 °C
9 km/h
384 mm
0 cm
Sep
19 °C
26 °C
8 km/h
474 mm
0 cm
Oct
19 °C
27 °C
7 km/h
413 mm
0 cm
Nov
20 °C
28 °C
6 km/h
288 mm
0 cm
Dec
20 °C
28 °C
7 km/h
290 mm
0 cm
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Metric (°C, km/h)