Climate Insights for Asirim

, West New Britain Province, Papua New Guinea

Hottest
February
29°C peak
Coldest
August
21°C low
Wettest
July
517mm rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Asirim is warm and mild. The average annual temperature is 24°C and approximately 4832mm of precipitation falls per year. Asirim receives a notable amount of rainfall throughout the year, including during its driest month. Asirim 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: 29° Average: 24° Min: 22° Feb Max: 29° Average: 25° Min: 22° Mar Max: 28° Average: 24° Min: 22° Apr Max: 28° Average: 24° Min: 22° May Max: 27° Average: 24° Min: 22° Jun Max: 26° Average: 23° Min: 22° Jul Max: 26° Average: 23° Min: 21° Aug Max: 26° Average: 23° Min: 21° Sep Max: 26° Average: 23° Min: 21° Oct Max: 27° Average: 24° Min: 21° Nov Max: 28° Average: 24° Min: 21° Dec Max: 28° Average: 24° Min: 22°
Max
Average
Min

Asirim has relatively stable temperatures year-round, staying within a 8°C range. The warmest month is February, when average highs reach 29°C and the mean temperature sits around 25°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 6°C between highs and lows.

Precipitation

0mm 50mm 100mm 150mm 200mm 250mm 300mm 350mm 400mm 450mm 500mm 550mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 377mm Feb Precipitation: 333mm Mar Precipitation: 441mm Apr Precipitation: 428mm May Precipitation: 452mm Jun Precipitation: 379mm Jul Precipitation: 517mm Aug Precipitation: 427mm Sep Precipitation: 391mm Oct Precipitation: 360mm Nov Precipitation: 318mm Dec Precipitation: 408mm
Precipitation

Asirim is a very wet location, receiving approximately 4832mm of precipitation annually, which averages out to around 403mm per month. The wettest month is July, averaging 517mm of rainfall. May and March also tend to see above-average precipitation. The driest month is November, with just 318mm. That's 199mm less than July, 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 15km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 8km/h Feb Wind Speed: 9km/h Mar Wind Speed: 8km/h Apr Wind Speed: 7km/h May Wind Speed: 8km/h Jun Wind Speed: 10km/h Jul Wind Speed: 11km/h Aug Wind Speed: 12km/h Sep Wind Speed: 11km/h Oct Wind Speed: 9km/h Nov Wind Speed: 8km/h Dec Wind Speed: 7km/h
Wind Speed

Asirim is relatively calm, with an average annual wind speed of 9km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is August, averaging 12km/h, though still comfortable for most outdoor activities. The calmest conditions occur in April, with average winds dropping to 7km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 5km/h gap between the calmest and windiest months. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 11km/h in winter, 10km/h in spring, 8km/h in summer, 8km/h in autumn.

Seasons

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

89 days until Winter

It is currently autumn in Asirim, which began on March 20, 2026. Asirim 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 29°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 21 to 28°C. Rainfall is heavy, totalling around 1069mm across the season with a monthly average of 356mm. Winds are generally light, averaging 10km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 22 to 29°C. Rainfall is heavy, totalling around 1118mm across the season with a monthly average of 373mm. Winds are generally light, averaging 8km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from 22 to 28°C. Rainfall is heavy, totalling around 1321mm across the season with a monthly average of 440mm. 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 1323mm across the season with a monthly average of 441mm. Winds are generally light, averaging 11km/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 Asirim 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
29 °C
8 km/h
377 mm
0 cm
Feb
22 °C
29 °C
9 km/h
333 mm
0 cm
Mar Current
22 °C
28 °C
8 km/h
441 mm
0 cm
Apr
22 °C
28 °C
7 km/h
428 mm
0 cm
May
22 °C
27 °C
8 km/h
452 mm
0 cm
Jun
22 °C
26 °C
10 km/h
379 mm
0 cm
Jul
21 °C
26 °C
11 km/h
517 mm
0 cm
Aug
21 °C
26 °C
12 km/h
427 mm
0 cm
Sep
21 °C
26 °C
11 km/h
391 mm
0 cm
Oct
21 °C
27 °C
9 km/h
360 mm
0 cm
Nov
21 °C
28 °C
8 km/h
318 mm
0 cm
Dec
22 °C
28 °C
7 km/h
408 mm
0 cm
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Metric (°C, km/h)