Papua Climate

Last updated: January 18, 2025

Papua, Indonesia, exhibits a diverse climate influenced by its unique geographical features, classified under the Köppen-Geiger system with categories including Cfb (temperate oceanic), Af (tropical rainforest), Am (tropical monsoon), and Aw (tropical savanna). The region experiences a broad temperature range, with minimums dipping to 5°C (41°F) during June, averaging around 24°C (75°F) throughout the year, and soaring to maximums of 37°C (100°F) in December. This climatic variation fosters rich biodiversity and distinct ecological zones, making Papua a vital area for both environmental study and conservation efforts.

Papua temperature by month

The temperature patterns in Papua, Indonesia, reveal a consistent annual rhythm characterized by minimal fluctuations. Throughout the year, average temperatures hover around 24°C (75°F), providing a relatively stable climate. However, monthly minimums and maximums exhibit slight variations; the coldest months, June and August, see minimums dip to 5°C (41°F) and 5°C (42°F), while the warmest peak in December, where maximums soar to 37°C (100°F). Notably, the months of January through March show the highest maximum temperatures, reaching 37°C (98°F), while the transitional months of April and May maintain a steady state before cooler temperatures set in for the mid-year. Overall, the climate is marked by mild temperature lows, consistent averages, and seasonal highs that emphasize the tropical character of this region.

Monthly Temperatures in Papua, Indonesia

The chart illustrates Papua's temperature patterns throughout the year, with values aggregated from various locations across the region. It highlights seasonal variations and temperature changes across the months.
JanFebMarAprMayJunJulAugSepOctNovDec757575757575747475757676
Data source: Papua temperature data aggregated from multiple regional locations, generated using Copernicus Climate Change Service information.
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The average of daily temperatures (24 hours) calculated across all days in the month.

In Jayapura, the weather varies throughout the year, with a minimum temperature of 24°C (75°F) recorded in August, while the maximum reaches 31°C (88°F) in May. For more detailed insights into the monthly temperatures in Jayapura, you can visit monthly temperatures in Jayapura.

Precipitation Patterns in Papua

Papua, Indonesia, experiences significant and consistent rainfall throughout the year, with monthly precipitation ranging from 312 mm (12.3 in) in January to a peak of 436 mm (17.2 in) in March. The wet season is pronounced, particularly from February to April, where each month exceeds 361 mm (14.2 in), creating a lush and vibrant landscape. Rain is frequent, with the number of rainy days varying slightly, with March experiencing the highest at 29 days, underscoring the region's humid tropical climate.

As the year progresses, rainfall begins to taper but remains substantial, with June through November receiving between 340 mm (13.4 in) and 384 mm (15.1 in). This consistent precipitation, combined with the number of rainy days averaging around 25 to 28, highlights the relatively stable, wet conditions typical of Papua's climate. The abundance of rainfall plays a crucial role in shaping the region's rich biodiversity and sustaining its diverse ecosystems, making it a key feature of Papua's environmental landscape.

Monthly Average Precipitation in Papua, Indonesia

The average monthly precipitation in Papua, providing insights into seasonal rainfall patterns and the region's precipitation trends throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec312362436413384377371340357345337383
Data source: Papua precipitation data aggregated from multiple regional locations, generated using Copernicus Climate Change Service information.
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Sunshine Duration in Papua

In Papua, Indonesia, sunshine duration exhibits a distinct seasonal trend that reflects the region's tropical climate. Starting the year with 199 hours of sunlight in January, the duration steadily increases as the months progress, peaking in August with 264 hours. This rising trend indicates a shift towards sunnier days, making the mid-year, particularly from June to August, an optimal period for outdoor activities and exploration. Consequently, the months of May to August are characterized by extended sunlight, providing the region with a warm and inviting environment that contrasts with the earlier months of the year.

As the year winds down, sunshine hours experience a gradual decline, yet remain notably robust. October maintains a solid 253 hours before tapering to 234 hours in November, suggesting a transition into the upcoming rainy season without significant loss of daylight. Even December, despite being one of the wetter months, retains 235 hours of sunshine, highlighting the resilience of sunlight in the region. Overall, the seasonal variability in sunshine duration not only enhances the vibrant landscapes of Papua but also significantly impacts local agriculture and tourism, making sunny months particularly vital for the community.

Monthly Sunshine in Papua, Indonesia

Monthly sunshine duration represents the total hours of direct sunlight Papua receives each month, excluding periods when the sun is obscured by clouds or other obstructions.
JanFebMarAprMayJunJulAugSepOctNovDec199h218h231h229h247h243h248h264h248h253h234h235h
Data source: Papua sunshine duration data aggregated from multiple regional locations, generated using Copernicus Climate Change Service information.

Papua UV Index Trends

In Papua, Indonesia, the UV Index remains exceptionally high throughout the year, emphasizing the need for adequate sun protection. During the first four months, the UV Index consistently peaks at 19, classified as extreme, with a mere 10-minute burn time, indicating a critical need for caution among residents and visitors. January through April marks the height of solar intensity, highlighting the risk of skin damage from prolonged exposure, thereby necessitating the use of sunscreen, protective clothing, and avoidance of direct sun during peak hours.

As the year progresses, the UV Index experiences a slight decline, yet it stays firmly within the extreme category, with values ranging from 14 to 17 from May to December. While May witnesses a decrease to 16, the Index remains relatively high, reinforcing the notion that sun safety measures must be maintained year-round. Even in the final months of the year, with the Index settling at 16 in December, individuals should remain vigilant to avoid the harmful effects of ultraviolet radiation. The consistently high UV Index in Papua showcases the region's tropical climate, underscoring the importance of proactive sun safety strategies to protect against potential health risks.

Monthly Maximum UV Index for Papua, Indonesia

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Papua. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec181919191614141617171716
Data source: Papua UV Index data aggregated from multiple regional locations, generated using Copernicus Climate Change Service information.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

Daylight Hours in Papua

In Papua, Indonesia, daylight duration remains remarkably consistent throughout the year, typically averaging around 12 hours daily from January to April and resuming this length in September to December. This stability reflects the region's proximity to the equator, where variations in daylight hours are minimal compared to more temperate regions. The steady twelve hours provides a reliable rhythm for both human activities and ecological processes, supporting the vibrant biodiversity that thrives within Papua's landscapes.

However, from May to August, daylight narrows to 11 hours, marking a subtle shift that coincides with the region's transition into the drier season. Despite this slight reduction, the longer twilight hours during these months can enhance evening activities and contribute to the region's unique atmosphere. Overall, the consistent daylight duration across the year underpins the tropical climate of Papua, fostering an environment where flora and fauna can flourish and cultural practices can thrive year-round.

Average Monthly Daylight Hours in Papua, Indonesia

This chart shows the total daylight hours Papua receives each month, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec736h731h726h720h716h714h715h718h724h729h734h737h
Data source: Papua daylight hours, calculated based on aggregated data for various regional locations, determined by the times between sunrise and sunset.

Climate Highlights of Papua's Popular Destinations

Jayapura, Indonesia, features a tropical climate characterized by warm temperatures year-round. Average temperatures range from 25°C (77°F) to 31°C (88°F), with temperatures peaking in March and staying consistently mild throughout the year. The city experiences significant rainfall, especially from February to April, with monthly precipitation exceeding 300 mm. Sunshine is abundant, particularly from May to August, where it can reach up to 282 hours in August. For more detailed information on the weather patterns, visit Jayapura climate.

Conclusion

In conclusion, Papua, Indonesia, presents a unique climate characterized by consistent temperature, significant rainfall, high UV exposure, and stable daylight duration throughout the year. The region's tropical climate not only supports rich biodiversity but also influences the lifestyle and activities of its inhabitants. With average temperatures hovering around 24°C and a UV Index that often reaches extreme levels, awareness and preparedness for sun exposure are essential. Combined with substantial rainfall and a reliable rhythm of daylight, Papua offers a dynamic environment that showcases the intricate interplay between climate and ecology, making it a vital area for both study and conservation.

Discover the Climate of Papua's Places

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