Climate Insights for Kainantu

, Eastern Highlands Province, Papua New Guinea

Hottest
December
24°C peak
Coldest
July
15°C low
Wettest
December
422mm rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Kainantu is warm and mild. The average annual temperature is 19°C and approximately 3377mm of precipitation falls per year. Kainantu receives a notable amount of rainfall throughout the year, including during its driest month. Kainantu 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: 24° Average: 19° Min: 16° Feb Max: 24° Average: 19° Min: 16° Mar Max: 24° Average: 19° Min: 16° Apr Max: 24° Average: 19° Min: 16° May Max: 23° Average: 19° Min: 16° Jun Max: 22° Average: 18° Min: 15° Jul Max: 22° Average: 18° Min: 15° Aug Max: 23° Average: 18° Min: 15° Sep Max: 23° Average: 18° Min: 15° Oct Max: 24° Average: 19° Min: 15° Nov Max: 24° Average: 19° Min: 16° Dec Max: 24° Average: 19° Min: 16°
Max
Average
Min

Kainantu has relatively stable temperatures year-round, staying within a 9°C range. December is the warmest month, though highs remain moderate at 24°C with a mean of 19°C. July is the coolest month, with minimum temperatures around 15°C and an average of 18°C. Daily temperature variation is modest, with an average difference of 8°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: 394mm Feb Precipitation: 368mm Mar Precipitation: 406mm Apr Precipitation: 378mm May Precipitation: 226mm Jun Precipitation: 138mm Jul Precipitation: 127mm Aug Precipitation: 148mm Sep Precipitation: 179mm Oct Precipitation: 274mm Nov Precipitation: 319mm Dec Precipitation: 422mm
Precipitation

Kainantu is a very wet location, receiving approximately 3377mm of precipitation annually, which averages out to around 281mm per month. The wettest month is December, averaging 422mm of rainfall. March and January also tend to see above-average precipitation. The driest month is July, with just 127mm. That's 295mm less than December, the wettest month. Precipitation varies noticeably between seasons, with the first half (January to June) of the year generally seeing more rainfall.

Wind

0km/h 5km/h 10km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 7km/h Feb Wind Speed: 7km/h Mar Wind Speed: 7km/h Apr Wind Speed: 6km/h May Wind Speed: 7km/h Jun Wind Speed: 8km/h Jul Wind Speed: 8km/h Aug Wind Speed: 8km/h Sep Wind Speed: 9km/h Oct Wind Speed: 8km/h Nov Wind Speed: 7km/h Dec Wind Speed: 6km/h
Wind Speed

Kainantu is relatively calm, with an average annual wind speed of 7km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is September, averaging 9km/h, though still comfortable for most outdoor activities. The calmest conditions occur in December, with average winds dropping to 6km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 3km/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 Kainantu, which began on March 20, 2026. Kainantu 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 24°C, while the coldest stretch bottoms out in July near 15°C. Winter is next, beginning on June 21, 2026 — 89 days from now.

Spring

Temperatures range from 15 to 24°C. Rainfall is heavy, totalling around 771mm across the season with a monthly average of 257mm. Winds are generally light, averaging 8km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 16 to 24°C. Rainfall is heavy, totalling around 1184mm across the season with a monthly average of 395mm. Winds are generally light, averaging 7km/h. Comfortable clothing with a light layer for cooler evenings is all you need.

Autumn

Temperatures range from 16 to 24°C. Rainfall is heavy, totalling around 1009mm across the season with a monthly average of 336mm. Winds are generally light, averaging 7km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 15 to 23°C. Rainfall is heavy, totalling around 413mm across the season with a monthly average of 138mm. 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 Kainantu 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
16 °C
24 °C
7 km/h
394 mm
0 cm
Feb
16 °C
24 °C
7 km/h
368 mm
0 cm
Mar Current
16 °C
24 °C
7 km/h
406 mm
0 cm
Apr
16 °C
24 °C
6 km/h
378 mm
0 cm
May
16 °C
23 °C
7 km/h
226 mm
0 cm
Jun
15 °C
22 °C
8 km/h
138 mm
0 cm
Jul
15 °C
22 °C
8 km/h
127 mm
0 cm
Aug
15 °C
23 °C
8 km/h
148 mm
0 cm
Sep
15 °C
23 °C
9 km/h
179 mm
0 cm
Oct
15 °C
24 °C
8 km/h
274 mm
0 cm
Nov
16 °C
24 °C
7 km/h
319 mm
0 cm
Dec
16 °C
24 °C
6 km/h
422 mm
0 cm
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Metric (°C, km/h)