May Weather in Madang, Papua New Guinea

Last updated: August 31, 2025

May in Madang, Papua New Guinea, brings a tropical climate characterized by maximum temperatures reaching up to 32°C (90°F) and an average of 26°C (80°F). The month sees a minimum temperature of 23°C (74°F), creating warm and inviting days. However, with 348 mm (13.7 in) of rainfall spread across 25 days, visitors can expect a wet environment, accompanied by a high humidity level of 81%. This blend of warmth and moisture enhances the lush landscapes, making it an ideal time for experiencing the region's vibrant flora and fauna.

May Temperature in Madang

In May, Madang, Papua New Guinea, experiences a warm tropical climate that's typical of the region, with minimal variation in temperatures throughout the month. The minimum temperature holds steady at around 23°C (74°F), while the average remains pleasantly consistent at 26°C (80°F). Daytime highs reach up to 32°C (90°F), keeping the atmosphere vibrant and summery. This pattern reflects a broader trend seen in Madang's climate, where temperatures show a subtle decrease as the year progresses from the peak warmth of January and February, maintaining a tropical charm that invites exploration and outdoor activities. With mild evenings and warm days, May is an ideal time to enjoy the stunning natural beauty and rich cultural heritage that Madang has to offer.

May Weather in Madang: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Madang, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Madang, May 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).
JanFebMarAprMayJunJulAugSepOctNovDec808079797979797979797980
Data source: Temperature data for Madang 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.

May Precipitation in Madang

In May, Madang experiences a notable dip in precipitation, with 348 mm (13.7 in) of rainfall accumulated over 25 days. This is a decrease from the heavy showers of the previous months, with April seeing significantly higher levels at 503 mm (19.8 in), often accompanied by nearly a full month of rain. As the region transitions from the peak wet season, the frequency of precipitation days lessens, hinting at an upcoming change in weather patterns. This gradual reduction not only marks a shift towards drier months ahead but also underscores the cyclic nature of Madang’s tropical climate, where May serves as a bridge between the lush, rain-heavy early months of the year and the approaching dry season.

May Precipitation Trends in Madang

The chart displays monthly precipitation patterns in Madang, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Madang, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec334429557504348172134161179302429504
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

May Humidity in Madang

May in Madang, Papua New Guinea experiences a slight dip in humidity, averaging 81%, compared to the consistent 82% seen in the preceding months. This subtle decrease marks the beginning of a trend where humidity levels fluctuate slightly as the year progresses, with September and December mirroring May's lower humidity. Despite this minor variation, the overall atmospheric conditions remain notably humid throughout the year, maintaining a tropical feel that characterizes this beautiful coastal region. As temperatures rise and the landscape thrives in lush greenery, the ambient humidity contributes to the unique charm of Madang’s vibrant environment.

May Average Humidity in Madang

This chart illustrates the average monthly humidity levels in Madang, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Madang is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%82%82%82%81%82%82%82%81%82%83%81%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Madang

As we delve into the UV index trends in Madang, Papua New Guinea, May emerges as a noteworthy month with a UV index of 13, classified in the extreme exposure category, similar to previous months from January to April. The consistency of a 10-minute burn time throughout these months highlights a persistent need for caution when enjoying outdoor activities. Despite a slight decline from March's peak of 17, May continues to demand vigilance against UV exposure, reminding residents and visitors alike to prioritize sun protection. For more details on the UV levels in Madang during different months, visit the Madang UV Index.

Maximum UV Index Levels in Madang for May

The chart shows the monthly maximum UV Index (UVI) for Madang in May, 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 May, the maximum UV index in Madang typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151617161311121415151414
Data source: Madang May 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.

May Sunshine in Madang

As May arrives in Madang, Papua New Guinea, the region basks in a generous 258 hours of sunshine, marking a delightful peak in daylight after a steady climb from the beginning of the year. From 205 hours in January, the sunshine hours gradually increase month by month, reflecting a clear trend of growing warmth and vibrant days as the year unfolds. The upward trajectory continues into June, although it dips slightly to 254 hours, before swelling into the summer months of July and August, where glorious sunshine reigns supreme at 263 and 276 hours respectively. This consistent pattern of increasing daylight not only brightens the landscape but also lifts the spirits of residents and visitors alike, making May a truly radiant moment in Madang's annual cycle.

Monthly Sunshine Duration in Madang: May Highlighted

The May sunshine duration represents the total number of hours Madang experiences direct sunlight during the month of May, excluding cloudy or obstructed periods. This chart compares the sunshine duration of May with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec205h223h225h233h258h254h263h276h266h276h237h253h
Data source: Madang May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Madang During May

In May, Madang, Papua New Guinea, begins to see a noticeable increase in sunny weather, with a 14% chance of sun, compared to the preceding months. This marks a significant rise from the lower percentages of January through April, where the likelihood of clear skies barely reached double digits. As the region transitions into the dry season, the opportunity for sunlight continues to improve in the following months, peaking in June at 29%. This trend highlights May as a pivotal month, as residents and visitors alike can start to enjoy more sunny days while still experiencing the tail end of the wet season.

Percentage of Sunny Days in May in Madang

The chart illustrates the percentage of sunny days in Madang throughout the year, with May 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 Madang experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec10%2%6%9%14%29%22%27%20%16%19%3%
Data source: Madang May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Madang in May

In Madang, Papua New Guinea, the shifting patterns of daylight reveal a fascinating rhythm throughout the year. From January to March, the region enjoys a consistent 12 hours of daylight, providing ample time for both work and play. As the calendar turns to April, daylight begins to gently wane, settling at 11 hours, a trend that persists through the middle of the year. This slight reduction in daylight duration seems to embrace the cooler months of May to August, before a gradual return to longer days in September. By the end of the year, daylight extends back to a generous 12 hours, creating a well-balanced annual cycle that supports the vibrant life in this tropical paradise.

Average Daylight Hours in Madang for May

The chart illustrates the variation in daylight duration in Madang throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec12h 22m12h 15m12h 6m11h 58m11h 51m11h 48m11h 50m11h 55m12h 3m12h 12m12h 20m12h 24m
Data source: Madang daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Madang

In May, the charming coastal town of Madang experiences a gentle breeze, with an average wind speed of 1.3 m/s (3 mph). This slight dip from the preceding months reflects a consistent trend of relatively calm winds that persist throughout the early months of the year. While January to April maintain a steady pace at 1.4-1.5 m/s, the transition into May marks a subtle shift towards the slightly lighter winds that characterize the latter parts of the year. The winds are reminiscent of a tranquil start to the dry season, inviting both locals and visitors to enjoy the serene atmosphere and stunning landscapes that Madang has to offer. Overall, the gentle breezes remain perfect for sailing, beach outings, or simply soaking in the beauty of the surrounding nature.

Average May Wind Speed in Madang

The chart displays monthly wind speed patterns in Madang, with values for each month shown alongside May's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how May's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec1.41.51.41.41.3 m/s1.21.31.41.51.31.41.5
Data source: Madang May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Madang Compares to Other Months

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

In comparing the weather of May and January, we see some similarities and slight variations. Both months experience warm temperatures, with January having a minimal edge in average temperature at 27°C (80°F), compared to May's average of 26°C (80°F). However, May sees slightly lower maximum temperatures, capping at 32°C (90°F) compared to January's higher maximum of 33°C (91°F).

Precipitation is almost comparable, with May receiving 348 mm (13.7 in) over 25 days, while January has 334 mm (13.2 in) across 23 days, reflecting the rainy season's consistency. Humidity levels are also quite similar, with May at 81% and January slightly higher at 82%. For those interested in a deeper look at January weather specifics, you can explore Madang weather in January.

May and February exhibit similar temperature ranges, with both months experiencing a minimum temperature of 23°C (74°F). However, February tends to be slightly warmer on average, with a maximum temperature reaching 33°C (91°F) compared to May’s maximum of 32°C (90°F). Precipitation levels also differ; May has a total of 348 mm (13.7 in) over 25 days, while February receives more substantial rainfall, totaling 429 mm (16.9 in) across 27 days. The humidity remains relatively high in both months, with May at 81% and February slightly higher at 82%. For more detailed insights into February weather, you can visit Madang weather in February.

In comparing the weather of May and March, both months exhibit similar average temperatures, hovering around 26°C (80°F), with daily highs reaching up to 32°C (90°F). However, March tends to experience higher levels of precipitation, accumulating 557 mm (21.9 in) over 29 days, compared to May's 348 mm (13.7 in) over 25 days. Additionally, March has a slightly higher humidity level at 82%, while May's humidity stands at 81%. For a more detailed analysis of March's weather patterns, you can refer to Madang weather in March.

May and April exhibit similar temperature ranges, with both months having a minimum temperature of 23°C (74°F), an average around 26°C (79-80°F), and maximums reaching 32°C (89-90°F). However, May experiences significantly less precipitation, totaling 348 mm (13.7 in) over 25 days compared to April's 503 mm (19.8 in) over 29 days. This results in slightly lower humidity levels in May at 81%, down from April's 82%. For more specific insights, you can check Madang weather in April.

In comparing the weather between May and June, both months experience similar minimum temperatures at 23°C (74°F) and an average temperature around 26°C (79°F to 80°F). However, June tends to be slightly cooler with a maximum temperature of 31°C (87°F), compared to May's peak of 32°C (90°F). Notably, precipitation decreases significantly from 348 mm (13.7 in) in May to 172 mm (6.8 in) in June, and the number of rainy days also declines from 25 days to 22 days. Humidity remains consistent, with June showing a marginal increase to 82%, compared to May's 81%. For more details, you can check Madang weather in June.

In comparing the weather of May and July, we see some notable differences despite the similar temperature ranges. May experiences slightly warmer maximum temperatures, reaching up to 32°C (90°F), compared to July's maximum of 31°C (88°F). However, both months have the same minimum temperature of 23°C (74°F). Precipitation is significantly higher in May, with 348 mm (13.7 in) spread across 25 days, leading to a more humid environment at 81%. In contrast, July sees a decrease in rainfall to 133 mm (5.3 in) over 20 days and slightly higher humidity at 82%. Overall, while temperatures remain consistent, July's weather is notably drier than May's. For more details, check out Madang weather in July.

May and August exhibit similarities in temperature, with both months featuring a minimum of 23°C (74°F) and an average around 26°C (79-80°F). However, August tends to be slightly cooler on the maximum end, reaching 31°C (88°F), compared to May's 32°C (90°F). A marked difference is seen in precipitation; May is notably wetter, receiving 348 mm (13.7 in) over 25 days, while August has only 161 mm (6.4 in) of rain across 18 days. The humidity levels remain high in both months, hovering around 81-82%. For more detailed information, you can check out Madang weather in August.

May and September both showcase warm temperatures, with May exhibiting slightly higher maximums, peaking at 32°C (90°F) compared to September's 32°C (89°F). The average temperatures remain consistent, around 26°C (79°F) in both months, while the minimums are very similar too, with May at 23°C (74°F) and September at 22°C (72°F). However, May experiences significantly more precipitation, totaling 348 mm (13.7 in) over 25 days, whereas September sees much less rain, with 179 mm (7.0 in) over 17 days. Both months maintain a high humidity level of 81%. For more detailed information about September weather, you can check Madang weather in September.

Both May and October offer similar temperature ranges, with minimums of 23°C (74°F) and maximums reaching 32°C (90°F). The average temperature remains consistent at around 26°C (80°F) for both months. However, May experiences slightly higher precipitation levels at 348 mm (13.7 in) over 25 days, compared to October’s 302 mm (11.9 in) spread over 23 days. Additionally, humidity levels are quite similar, with May recorded at 81% and October at 82%. For more specific details about October weather, you can visit Madang weather in October.

May and November share similar temperature ranges, with both months experiencing a minimum of 23°C (74°F), an average of 26°C (80°F), and a maximum of 32°C (90°F). However, November tends to be slightly wetter, recording 429 mm (16.9 in) of precipitation over 27 days, compared to May's 348 mm (13.7 in) over 25 days. Additionally, humidity levels are marginally higher in November at 83%, compared to May's 81%. For more detailed insights on November weather, you can visit Madang weather in November.

In comparing the weather conditions of May and December, both months exhibit warm temperatures, with averages hovering around 26-27°C (80°F). However, May typically sees slightly lower maximum temperatures, reaching up to 32°C (90°F), while December maintains the same highs with a consistent minimum of 24°C (75°F). One of the most significant differences lies in precipitation; December experiences considerably more rainfall at 504 mm (19.8 in) over 29 days, compared to May's 348 mm (13.7 in) over 25 days. Both months share high humidity levels of 81%, contributing to a muggy atmosphere. For more detailed insights on December weather, you can check Madang weather in December.

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Conclusion: What to Expect From May Weather in Madang

As May rolls in, Madang experiences a transition characterized by a significant increase in humidity and rainfall, marking it as a decidedly wetter month compared to the rest of the year. With average temperatures hovering comfortably around 26°C, the warmth is tempered by the regular downpours, contributing to a lush, vibrant landscape. The 348 mm of precipitation spread over 25 days keeps the region moist, perfect for greenery but suggesting that outdoor plans may need some flexibility. If you're wondering how the weather in May stands out from other months, delve deeper into the specifics by visiting Madang Climate.