Climate Insights for Wasu

, Morobe Province, Papua New Guinea

Hottest
January
26°C peak
Coldest
August
21°C low
Wettest
December
939mm rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Wasu is warm and mild. The average annual temperature is 23°C and approximately 8683mm of precipitation falls per year. Wasu receives a notable amount of rainfall throughout the year, including during its driest month. Wasu 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: 26° Average: 23° Min: 22° Feb Max: 26° Average: 23° Min: 22° Mar Max: 26° Average: 23° Min: 22° Apr Max: 26° Average: 23° Min: 22° May Max: 26° Average: 24° Min: 22° Jun Max: 26° Average: 23° Min: 22° Jul Max: 25° Average: 23° Min: 22° Aug Max: 25° Average: 23° Min: 21° Sep Max: 26° Average: 23° Min: 22° Oct Max: 26° Average: 23° Min: 22° Nov Max: 26° Average: 23° Min: 22° Dec Max: 26° Average: 23° Min: 22°
Max
Average
Min

Wasu has relatively stable temperatures year-round, staying within a 5°C range. The warmest month is January, when average highs reach 26°C and the mean temperature sits around 23°C. August is the coolest month, with minimum temperatures around 21°C and an average of 23°C. Daily temperature variation is modest, with an average difference of 4°C between highs and lows.

Precipitation

0mm 50mm 100mm 150mm 200mm 250mm 300mm 350mm 400mm 450mm 500mm 550mm 600mm 650mm 700mm 750mm 800mm 850mm 900mm 950mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 852mm Feb Precipitation: 916mm Mar Precipitation: 905mm Apr Precipitation: 877mm May Precipitation: 655mm Jun Precipitation: 542mm Jul Precipitation: 568mm Aug Precipitation: 486mm Sep Precipitation: 604mm Oct Precipitation: 610mm Nov Precipitation: 729mm Dec Precipitation: 939mm
Precipitation

Wasu is a very wet location, receiving approximately 8683mm of precipitation annually, which averages out to around 724mm per month. The wettest month is December, averaging 939mm of rainfall. February and March also tend to see above-average precipitation. The driest month is August, with just 486mm. That's 453mm less than December, 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: 10km/h Mar Wind Speed: 9km/h Apr Wind Speed: 8km/h May Wind Speed: 8km/h Jun Wind Speed: 8km/h Jul Wind Speed: 8km/h Aug Wind Speed: 8km/h Sep Wind Speed: 8km/h Oct Wind Speed: 8km/h Nov Wind Speed: 8km/h Dec Wind Speed: 8km/h
Wind Speed

Wasu 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 10km/h, though still comfortable for most outdoor activities. The calmest conditions occur in April, with average winds dropping to 8km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 2km/h 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 Wasu, which began on March 20, 2026. Wasu sits near the equator, so the traditional four-season cycle is less pronounced — temperatures remain relatively stable year-round. The warmest period peaks in January at around 26°C, while the coldest stretch bottoms out in August near 21°C. Winter is next, beginning on June 21, 2026 — 89 days from now.

Spring

Temperatures range from 22 to 26°C. Rainfall is heavy, totalling around 1943mm across the season with a monthly average of 648mm. Winds are generally light, averaging 8km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 22 to 26°C. Rainfall is heavy, totalling around 2707mm across the season with a monthly average of 902mm. Winds are generally light, averaging 9km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from 22 to 26°C. Rainfall is heavy, totalling around 2437mm across the season with a monthly average of 812mm. Winds are generally light, averaging 8km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 21 to 26°C. Rainfall is heavy, totalling around 1596mm across the season with a monthly average of 532mm. 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 Wasu 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
22 °C
26 °C
9 km/h
852 mm
0 cm
Feb
22 °C
26 °C
10 km/h
916 mm
0 cm
Mar Current
22 °C
26 °C
9 km/h
905 mm
0 cm
Apr
22 °C
26 °C
8 km/h
877 mm
0 cm
May
22 °C
26 °C
8 km/h
655 mm
0 cm
Jun
22 °C
26 °C
8 km/h
542 mm
0 cm
Jul
22 °C
25 °C
8 km/h
568 mm
0 cm
Aug
21 °C
25 °C
8 km/h
486 mm
0 cm
Sep
22 °C
26 °C
8 km/h
604 mm
0 cm
Oct
22 °C
26 °C
8 km/h
610 mm
0 cm
Nov
22 °C
26 °C
8 km/h
729 mm
0 cm
Dec
22 °C
26 °C
8 km/h
939 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)