Climate Insights for Kamulai

Central Province, Papua New Guinea

Hottest
December
25°C peak
Coldest
July
17°C low
Wettest
September
778mm rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Kamulai is warm and mild. The average annual temperature is 21°C and approximately 7610mm of precipitation falls per year. Kamulai receives a notable amount of rainfall throughout the year, including during its driest month. Kamulai sits near the equator, so seasonal temperature differences are minimal throughout the year.

Temperature

0° 5° 10° 15° 20° 25° 30° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 25° Average: 22° Min: 19° Feb Max: 25° Average: 21° Min: 18° Mar Max: 25° Average: 21° Min: 19° Apr Max: 25° Average: 21° Min: 19° May Max: 25° Average: 21° Min: 18° Jun Max: 24° Average: 20° Min: 18° Jul Max: 23° Average: 20° Min: 17° Aug Max: 23° Average: 20° Min: 18° Sep Max: 24° Average: 20° Min: 18° Oct Max: 25° Average: 21° Min: 18° Nov Max: 25° Average: 21° Min: 18° Dec Max: 25° Average: 22° Min: 19°
Max
Average
Min

Kamulai has relatively stable temperatures year-round, staying within a 8°C range. The warmest month is December, when average highs reach 25°C and the mean temperature sits around 22°C. July is the coolest month, with minimum temperatures around 17°C and an average of 20°C. Daily temperature variation is modest, with an average difference of 6°C between highs and lows.

Precipitation

0mm 50mm 100mm 150mm 200mm 250mm 300mm 350mm 400mm 450mm 500mm 550mm 600mm 650mm 700mm 750mm 800mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 629mm Feb Precipitation: 443mm Mar Precipitation: 707mm Apr Precipitation: 633mm May Precipitation: 649mm Jun Precipitation: 608mm Jul Precipitation: 604mm Aug Precipitation: 682mm Sep Precipitation: 778mm Oct Precipitation: 763mm Nov Precipitation: 601mm Dec Precipitation: 511mm
Precipitation

Kamulai is a very wet location, receiving approximately 7610mm of precipitation annually, which averages out to around 634mm per month. The wettest month is September, averaging 778mm of rainfall. October and March also tend to see above-average precipitation. The driest month is February, with just 443mm. That's 335mm 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 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 4km/h Feb Wind Speed: 4km/h Mar Wind Speed: 4km/h Apr Wind Speed: 4km/h May Wind Speed: 4km/h Jun Wind Speed: 4km/h Jul Wind Speed: 4km/h Aug Wind Speed: 4km/h Sep Wind Speed: 4km/h Oct Wind Speed: 4km/h Nov Wind Speed: 4km/h Dec Wind Speed: 4km/h
Wind Speed

Kamulai is relatively calm, with an average annual wind speed of 4km/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 4km/h, though still comfortable for most outdoor activities. The calmest conditions occur in April, with average winds dropping to 4km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 0km/h between the calmest and windiest months.

Seasons

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

87 days until Summer

It is currently spring in Kamulai, which began on September 23, 2026. Kamulai 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 25°C, while the coldest stretch bottoms out in July near 17°C. Summer is next, beginning on December 21, 2026 (87 days from now).

Spring

Temperatures range from 18 to 25°C. Rainfall is heavy, totalling around 2142mm across the season with a monthly average of 714mm. Winds are generally light, averaging 4km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 18 to 25°C. Rainfall is heavy, totalling around 1584mm across the season with a monthly average of 528mm. Winds are generally light, averaging 4km/h. Light, breathable clothing is ideal. Perfect conditions for outdoor activities.

Autumn

Temperatures range from 18 to 25°C. Rainfall is heavy, totalling around 1990mm across the season with a monthly average of 663mm. Winds are generally light, averaging 4km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 17 to 24°C. Rainfall is heavy, totalling around 1895mm across the season with a monthly average of 632mm. Winds are generally light, averaging 4km/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 Kamulai 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
19 °C
25 °C
4 km/h
629 mm
0 cm
Feb
18 °C
25 °C
4 km/h
443 mm
0 cm
Mar
19 °C
25 °C
4 km/h
707 mm
0 cm
Apr
19 °C
25 °C
4 km/h
633 mm
0 cm
May
18 °C
25 °C
4 km/h
649 mm
0 cm
Jun
18 °C
24 °C
4 km/h
608 mm
0 cm
Jul
17 °C
23 °C
4 km/h
604 mm
0 cm
Aug
18 °C
23 °C
4 km/h
682 mm
0 cm
Sep Current
18 °C
24 °C
4 km/h
778 mm
0 cm
Oct
18 °C
25 °C
4 km/h
763 mm
0 cm
Nov
18 °C
25 °C
4 km/h
601 mm
0 cm
Dec
19 °C
25 °C
4 km/h
511 mm
0 cm
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Metric (°C, km/h)