March Weather in Rabaul, Papua New Guinea

Last updated: August 31, 2025

March in Rabaul, Papua New Guinea is characterized by a warm and humid climate, with maximum temperatures reaching 30°C (86°F) and an average of 27°C (81°F). The weather is significantly influenced by high humidity levels, averaging around 78%, creating a tropical feel throughout the month. Expect frequent rainfall, as 407 mm (16.0 in) of precipitation is recorded over 28 days, making March one of the wetter periods of the year. This combination of warmth and moisture fosters lush landscapes, inviting both adventure and relaxation in this beautiful region.

March Temperature in Rabaul

In March, Rabaul, Papua New Guinea, continues to bask in its tropical climate with temperatures that remain consistently warm. With a minimum of 25°C (78°F) and a maximum that peaks at 30°C (86°F), the month shares the same cozy averages as its immediate predecessors, January and February. The steady average temperature of 27°C (81°F) sets a comfortable tone, making March an appealing time for outdoor activities and exploration. As the year progresses towards the wet season, the delightful warmth of March invites visitors to enjoy the lush landscapes and vibrant culture without the extreme fluctuations often seen in other regions.

March Weather in Rabaul: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Rabaul, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rabaul, March typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec818181818181808080818181
Data source: Temperature data for Rabaul generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

March Precipitation in Rabaul

In March, Rabaul, Papua New Guinea, experiences a significant uptick in precipitation, recording an impressive 407 mm (16.0 in) over 28 days of rainfall. This marks a noticeable increase from the previous months, especially following February's 299 mm, as the region enters one of its wetter periods. The trend suggests a transition into a more humid season, aligning with the natural climate patterns of the area. Following March, precipitation begins to decrease in April to 336 mm, yet it remains substantially high compared to the drier months ahead. This increase in rainfall not only underscores Rabaul's tropical climate but also its lush landscapes, which thrive during this peak period of moisture.

March Precipitation Trends in Rabaul

The chart displays monthly precipitation patterns in Rabaul, with values for each month alongside March’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how March’s conditions compare to those of other months. In Rabaul, March typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec216299407336204119179191178171227339
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

March Humidity in Rabaul

March in Rabaul, Papua New Guinea, continues the trend of high humidity characteristic of the region, with levels hovering around 78%, consistent with January and February. This stability early in the year hints at a tropical environment that maintains a persistent moisture level. As the months progress, humidity begins to rise significantly, peaking in July and August at 86% and 89%, respectively, suggesting a transition into the wetter season. Following this peak, humidity levels gradually decline towards the year’s end, yet remain notably high, illustrating Rabaul's overall humid climate throughout the year.

March Average Humidity in Rabaul

This chart illustrates the average monthly humidity levels in Rabaul, with March’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In March, average humidity in Rabaul is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%77%78%78%77%82%86%89%88%85%81%78%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Rabaul

In March, Rabaul, Papua New Guinea, experiences a high UV Index of 17, maintaining its status in the extreme exposure category that began in January. This persistent intensity signals that skin can burn in just 10 minutes, urging visitors and locals to take critical sun protection measures. With similar readings in February, the pattern indicates that early months of the year in Rabaul are characterized by consistently strong UV radiation. Notably, while the UV Index slightly dips in April to 16, it remains notably aggressive throughout the transition into the dry season. As always, awareness and preparation are key when basking in Rabaul's tropical sun; for more information, visit Rabaul UV Index.

Maximum UV Index Levels in Rabaul for March

The chart shows the monthly maximum UV Index (UVI) for Rabaul in March, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In March, the maximum UV index in Rabaul typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151717161312121315141414
Data source: Rabaul March UVI data generated using information from the Copernicus Climate Change Service.

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.

March Sunshine in Rabaul

March in Rabaul, Papua New Guinea, is a month of increasing radiance, with 261 hours of sunshine illuminating the landscape. Following a promising 242 hours in February, March marks a notable rise, showcasing the region's transition into brighter days. This upward trend continues into April with 241 hours, hinting at a seasonal shift that remains consistently vibrant as the year progresses. As the sunshine accumulates, Rabaul not only celebrates the warmth of March but also sets the tone for a sun-soaked year ahead, inviting both locals and travelers to bask in its glow.

Monthly Sunshine Duration in Rabaul: March Highlighted

The March sunshine duration represents the total number of hours Rabaul experiences direct sunlight during the month of March, excluding cloudy or obstructed periods. This chart compares the sunshine duration of March with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec225h242h261h241h256h265h257h273h263h277h257h263h
Data source: Rabaul March Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Rabaul During March

In Rabaul, Papua New Guinea, March experiences a moderate likelihood of sunny weather, with the chance of sunshine sitting at 18%. This figure marks a slight improvement compared to February, which holds a mere 5%, but is still overshadowed by the more promising conditions seen in January at 32%. As the year progresses, the island often embraces brighter days, with the sunshine probability gradually increasing in the following months, peaking in October at an impressive 41%. Despite March’s modest forecasts, it serves as a transitional month, hinting at the sunnier spells to come as the season shifts.

Percentage of Sunny Days in March in Rabaul

The chart illustrates the percentage of sunny days in Rabaul throughout the year, with March highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Rabaul experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec32%5%18%16%21%33%31%38%17%41%27%10%
Data source: Rabaul March chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Rabaul in March

In Rabaul, Papua New Guinea, the month of March continues a distinctive pattern observed since January, as the region enjoys a consistent 12 hours of daylight. This enduring duration highlights the equatorial consistency of the area, where daylight remains relatively stable throughout the first quarter of the year. Following March, the daylight gradually begins to diminish, dropping to 11 hours in April and persisting at that level through the mid-year months. Interestingly, this reduction is soon reversed in September, as the daylight lengthens once again, re-establishing the 12-hour mark by October and persisting through December. This periodic fluctuation offers a captivating glimpse into the natural rhythms of Rabaul’s tropical climate, underscoring the region's reliance on consistent daylight to shape its vibrant ecosystems and daily life.

Average Daylight Hours in Rabaul for March

The chart illustrates the variation in daylight duration in Rabaul throughout the year, with March highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec12h 19m12h 13m12h 6m11h 59m11h 54m11h 52m11h 53m11h 57m12h 4m12h 11m12h 17m12h 20m
Data source: Rabaul daylight hours, calculated by summing the hours between sunrise and sunset for each day.

March Winds in Rabaul

In Rabaul, Papua New Guinea, the March winds bring a gentle respite, with an average speed of 2.4 m/s (5 mph). As summer draws to a close, gusts in March are slightly lighter than the preceding months, which saw an increase in wind activity—February recorded a brisk 3.4 m/s (8 mph). This trend continues into April, where the winds ease back to 2.5 m/s (5 mph). Interestingly, as the year progresses, we see a consistent upswing starting in June, peaking in August and September with 3.9 m/s (9 mph) and 4.1 m/s (9 mph), showcasing Rabaul's shifting climatic patterns. The subsequent months of October and November herald a return to calmer breezes, reminding us of the island's unique weather cycle. Overall, March exemplifies a transitional moment in Rabaul's meteorological narrative, bridging the vibrant winds of summer with the tranquil flows of autumn.

Average March Wind Speed in Rabaul

The chart displays monthly wind speed patterns in Rabaul, with values for each month shown alongside March's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how March's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.73.42.4 m/s2.52.93.23.23.94.12.32.12.7
Data source: Rabaul March wind data, generated using information from the Copernicus Climate Change Service.

How March Weather in Rabaul Compares to Other Months

Weather in Rabaul varies notably across the year, with each month offering distinct climate conditions. This page compares March’s weather to other months in Rabaul, focusing on differences in temperature, rainfall, humidity, and UV levels.

In comparing the weather of March and January, both months exhibit similar temperature ranges, with minimums of 25°C (78°F), averages around 27°C (81°F for March and 82°F for January), and maximums reaching 30°C (86°F). However, March experiences significantly higher precipitation, totaling 407 mm (16.0 in) over 28 days, compared to January's 216 mm (8.5 in) over just 21 days. This results in a wetter and potentially more humid environment in March, despite both months maintaining a humidity level of 78%. For more detailed insights into January's weather, you can visit Rabaul weather in January.

In comparing the weather of March and February, both months exhibit similar temperature ranges, with minimums at 25°C (78°F), averages of 27°C (81°F), and maximums reaching 30°C (86°F). However, March experiences significantly higher precipitation, accumulating 407 mm (16.0 in) over 28 days, compared to February's 299 mm (11.8 in) across 26 days. The humidity levels are also closely aligned, with March at 78% and February at 77%. For more details on February's weather, you can visit Rabaul weather in February.

In comparing the weather of March and April, we see that both months share similar temperature patterns, with minimums at 25°C (77°F), averages of 27°C (81°F), and maximums reaching 30°C (86°F). However, April experiences slightly less precipitation, totaling 336 mm (13.2 in) compared to March's 407 mm (16.0 in), with rainfall occurring on 27 days in April versus 28 days in March. Additionally, humidity remains consistent, with March at 78% and April slightly lower at 77%. For more detailed insights on April weather, you can check Rabaul weather in April.

In both March and May, the weather remains quite similar, with temperatures consistently ranging from a minimum of 25°C (78°F) to a maximum of 30°C (85-86°F) and an average of 27°C (81°F). However, March is notably wetter, experiencing a substantial 407 mm (16.0 in) of precipitation over 28 days, compared to May's 204 mm (8.0 in) over just 23 days. Additionally, humidity levels in both months are relatively high, with March at 78% and May slightly lower at 77%. For a detailed look at the weather conditions in May, check out Rabaul weather in May.

In March, the weather exhibits slightly warmer temperatures with a minimum of 25°C (78°F) and an average of 27°C (81°F), reaching a maximum of 30°C (86°F). However, this month is characterized by heavy rainfall, accumulating 407 mm (16.0 in) over 28 days and a humidity level of 78%. In contrast, June features similar temperature averages, with a minimum of 25°C (77°F) and a maximum of 29°C (85°F). The precipitation decreases significantly to 119 mm (4.7 in) over 19 days, and humidity rises slightly to 82%. For more details on June weather in Rabaul, check out Rabaul weather in June.

In March, the weather features a warm temperature range with minimums around 25°C (78°F), an average of 27°C (81°F), and maximums reaching 30°C (86°F). However, it is also characterized by significant rainfall, with 407 mm (16.0 in) spread over 28 days, resulting in a humidity level of 78%.

In contrast, July maintains a similar temperature profile, with minimums at 25°C (77°F), averages of 27°C (80°F), and maximums at 30°C (85°F). However, this month experiences considerably less precipitation, totaling 179 mm (7.1 in) over just 20 days, which contributes to an increased humidity of 86%.

For more details on the weather specifics in July, you can refer to Rabaul weather in July.

In comparing the weather of March and August, we see some noticeable differences despite similar temperature ranges. Both months feature a minimum temperature of around 25°C (77-78°F) and an average temperature close to 27°C (80-81°F), but March tends to be slightly warmer with a maximum reaching 30°C (86°F) compared to August's 29°C (85°F). A significant contrast is found in precipitation; March experiences much heavier rainfall at 407 mm (16.0 in) over 28 days, while August sees considerably less at 191 mm (7.5 in) over just 18 days. Furthermore, August has higher humidity levels at 89% compared to March's 78%. For more details on August weather in Rabaul, you can click here: Rabaul weather in August.

March and September display similar temperature trends, with both months featuring a minimum temperature of around 25°C (77°F), an average of approximately 27°C (81°F), and maximum temperatures reaching nearly 30°C (86°F) in March and 29°C (85°F) in September. However, March experiences significantly higher precipitation, with 407 mm (16.0 in) over 28 days, compared to September's 178 mm (7.0 in) over 19 days. Additionally, humidity levels are slightly higher in September at 88%, while March sees humidity around 78%. For more detailed information about the weather in September, visit Rabaul weather in September.

March and October have similar average temperatures, with both months ranging from a minimum of 25°C (77°F) to a maximum of 30°C (86°F), resulting in an average of 27°C (81°F). However, March experiences significantly higher precipitation, totaling 407 mm (16.0 in) over 28 days, compared to October's 171 mm (6.7 in) over just 22 days. Additionally, the humidity is slightly higher in October at 85%, compared to March's 78%. For more detailed information, you can check Rabaul weather in October.

March and November share similar temperature patterns, with minimum, average, and maximum temperatures consistently around 25°C (78°F), 27°C (81°F), and 30°C (86°F) respectively. However, March is significantly wetter, experiencing 407 mm (16.0 in) of rainfall over 28 days, compared to November's 227 mm (8.9 in) across 24 days. Additionally, humidity levels are slightly higher in November at 81%, compared to March's 78%. For more detailed information on November’s weather, you can refer to Rabaul weather in November.

March and December in Rabaul exhibit strikingly similar temperature profiles, with both months featuring minimums of 25°C (78°F), averages of 27°C (81°F), and maximums of 30°C (86°F). However, March tends to be wetter, receiving 407 mm (16.0 in) of precipitation over 28 days compared to December's 339 mm (13.3 in) during the same number of days. Despite the heightened rainfall in March, humidity remains consistently high at 78% for both months, creating a humid tropical atmosphere year-round. Interested readers can find more details on the December weather Rabaul weather in December.

Compare Rabaul's Climate with Cities Worldwide

Conclusion: What to Expect From March Weather in Rabaul

March in Rabaul welcomes a warm tropical climate, with temperatures consistently lingering around the high 20s°C. This month stands out for its high humidity levels and significant precipitation, marking it as one of the wettest periods of the year. While other months may vary in their warmth and rainfall, March combines elevated moisture and nearly daily rain, creating a lush and vibrant atmosphere. For a deeper dive into the weather patterns of this tropical haven, visit Rabaul Climate.