Last updated: August 28, 2025
In May, Port-Vila, Vanuatu, greets visitors with a mild tropical climate, featuring an average temperature of 26°C (78°F). Daily highs can reach up to 28°C (82°F), while nighttime temperatures comfortably dip to around 23°C (73°F). However, this month is characterized by a significant precipitation level of 163 mm (6.4 in), with rain expected on approximately 16 days, contributing to the lush surroundings. Humidity remains relatively high at 81%, enhancing the tropical ambiance for travelers seeking a vibrant and exotic escape. Overall, May in Port-Vila offers a mixture of warmth and refreshing showers, perfect for exploration and relaxation.
In May, Port-Vila, Vanuatu transitions gracefully into the cooler months, offering a delightful respite from the warmer earlier periods of the year. With a minimum temperature of 23°C (73°F) and an average of 26°C (78°F), the weather is pleasantly mild, making it an ideal time for outdoor adventures. Daytime highs reach up to 28°C (82°F), providing plenty of sunshine without the intense heat of summer. This gentle shift in temperatures suggests a dawning of cooler evenings and refreshing breezes, all while still retaining the tropical charm that Vanuatu is known for. As the month progresses, visitors can expect a harmonious blend of warmth and comfort, perfect for exploring the stunning landscapes and vibrant culture of this beautiful island paradise.
May in Port-Vila, Vanuatu, marks a transition as the rainy season begins to wane, bringing 163 mm (6.4 inches) of precipitation over 16 days. This amount is significantly lower than the preceding months of April and March, which saw 291 mm (11.5 inches) and 227 mm (8.9 inches) respectively. The reduction in rainfall reflects a broader trend of decreasing precipitation as the region approaches the dry season, with June and July noted for their particularly low totals. Despite this decline, May still retains some of its characteristic moisture, contributing to the lush landscapes that are synonymous with Vanuatu. As the island community prepares for dryer months ahead, the weather in May strikes a balance between vibrant greenery and diminishing rain, allowing for both natural beauty and more favorable outdoor activities.
In May, Port-Vila, Vanuatu experiences a comfortable humidity level of 81%, aligning closely with the year's peak months, such as January and October. This mild humidity reflects a consistent trend, as it remains within a narrow range throughout the early months, fluctuating slightly from 79% in March to 82% in April. Following May, a slight drop to 77% in June marks the beginning of the cooler months, but overall, the humidity levels in Vanuatu show a remarkable resilience, maintaining a tropical atmosphere year-round. The gradual decline in humidity through the mid-year provides a refreshing change, making May a delightful time to experience the beauty and warmth of this island paradise.
In May, the UV Index in Port-Vila, Vanuatu registers at 10, placing it in the very high exposure category. This signals a shift from the extreme levels seen in the earlier months of the year, where January and February reached a staggering 16, requiring only a brief 10 minutes for skin to burn. As we transition through the months, the burn time gradually extends, with May offering 15 minutes of safe exposure. This trend continues into June and July, where UV levels remain high but slightly decrease, allowing for longer, albeit vigilant, outdoor activities. It’s essential to remain aware of these fluctuations to protect your skin while enjoying the tropical paradise that is Port-Vila. For detailed UV insights, visit Port-Vila UV Index.
UV Risk Categories
In May, Port-Vila basks in a delightful embrace of sunshine, boasting 259 hours of radiant daylight. This month experiences a subtle dip from the vibrant spring months preceding it, with April recording 261 hours and March hitting a peak of 290 hours. Yet, May still glows brightly compared to the cooler mid-year months like June, which sees only 239 hours. The trend showcases a steady amount of sunshine from January to April, with a gradual taper as winter approaches. As the year progresses towards the end, the sunshine hours surge again, promising a bright farewell and a warm welcome to the holiday season with notable increases in October and November. Overall, May stands as a charming transitional month, offering just enough sunshine before the colder days settle in.
In May, Port-Vila, Vanuatu experiences a moderate 31% chance of sunny weather, fitting well within the transitional climate of the season. As the year progresses, the likelihood of sunshine gradually increases after the cooler months of April and March, which boast 39% and 30% chances of sun, respectively. Following May, the sunny days become even more frequent, peaking in July with an impressive 51% chance. This upward trend not only highlights the welcoming shift towards sunnier weather but also underlines the allure of May as a picturesque month in Vanuatu, where visitors can still enjoy pleasant days before the peak of the dry season.
In Port-Vila, Vanuatu, the daylight duration exhibits a fascinating rhythm throughout the year. Starting off with an impressive 13 hours in January, the days gradually shorten to 11 hours from April through August, creating a serene and consistent twilight. As the year progresses towards October, daylight begins to gradually increase again, reaching 12 hours in both October and November before climbing back to 13 hours in December. This gentle ebb and flow of daylight not only marks the changing seasons but also invites residents and visitors alike to embrace the vibrant beauty of Vanuatu's landscapes, especially as the days lengthen again towards the year's close.
As May unfolds in Port-Vila, Vanuatu, the wind begins to pick up, with an average speed of 6.9 m/s (15 mph), marking a notable increase from the calmer months of January through April. This transition into the southern hemisphere's winter months sees winds gradually intensifying, paving the way for the subsequent windy conditions of June and July, where speeds reach 7.0 m/s (16 mph). The pattern indicates a steady rise in wind activity as the year progresses, providing a refreshing breeze perfect for outdoor adventures and water sports. May stands out as a time when the island begins to feel the balmy embrace of winter winds, making it an ideal moment for both serene relaxation and exhilarating exploration.
Weather in Port-Vila varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Port-Vila, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather between May and January, we observe that both months have similar humidity levels, with an average of 81%. However, January tends to be slightly warmer, with average temperatures ranging from a minimum of 25°C (77°F) to a maximum of 29°C (84°F), compared to May's range of 23°C (73°F) to 28°C (82°F). Precipitation is also relatively close, with January receiving 170 mm (6.7 in) over 17 days, while May experiences 163 mm (6.4 in) across 16 days. For a detailed look at January's weather, you can visit Port-Vila weather in January.
When comparing the weather in May and February, we find some interesting similarities and differences. In both months, temperatures are quite warm, with May experiencing slightly lower averages, ranging from a minimum of 23°C to a maximum of 28°C, compared to February's slightly higher range of 25°C to 29°C. Precipitation is similar, with May receiving 163 mm over 16 rainy days, whereas February sees 164 mm across 21 days. Humidity levels are also comparable, with May at 81% and February slightly lower at 80%. For a more detailed look into February’s climate, you can check out Port-Vila weather in February.
In comparing the weather between May and March, we see that both months feature warm temperatures, but March tends to be slightly warmer than May, with an average temperature of 27°C (81°F) compared to May’s 26°C (78°F). March also experiences higher maximum temperatures, reaching up to 29°C (85°F), while May’s maximum is 28°C (82°F). Precipitation is more frequent in March, occurring on 25 days with a total of 227 mm (8.9 in), in contrast to May’s 16 days of rain totaling 163 mm (6.4 in). Humidity levels are quite similar, with March at 79% and May at 81%. For a more detailed look at March weather, you can visit Port-Vila weather in March.
May and April in Port-Vila present contrasting weather patterns. While temperatures in both months hover around similar averages—averaging 26°C (78°F) in May and 26°C (80°F) in April—April sees slightly higher maximum temperatures peaking at 29°C (84°F) compared to May's 28°C (82°F). Precipitation is notably heavier in April, with 292 mm (11.5 in) recorded over 22 days, whereas May experiences a decrease to 163 mm (6.4 in) over just 16 wet days. Additionally, humidity remains consistently high in both months, at 81% in May and 82% in April. For more detailed information, you can explore Port-Vila weather in April.
May tends to be warmer and rainier compared to June, with average temperatures sitting at around 26°C (78°F) and significant precipitation of 163 mm (6.4 in) over 16 days. The humidity is also higher in May at 81%. In contrast, June experiences slightly cooler temperatures, with an average of 25°C (77°F) and reduced rainfall of 116 mm (4.6 in) over just 10 days. The humidity decreases to 77%, making June a bit more comfortable than its predecessor. For more detailed insights, you can check Port-Vila weather in June.
May and July exhibit distinct weather patterns. In May, temperatures range from a minimum of 23°C (73°F) to a maximum of 28°C (82°F), with an average of 26°C (78°F). The month experiences significant rainfall, totaling 163 mm (6.4 in) over 16 days, coupled with high humidity levels at 81%. In contrast, July offers slightly cooler temperatures, with a minimum of 21°C (71°F) and a maximum of 27°C (80°F), averaging 24°C (76°F). Precipitation drops dramatically to 29 mm (1.1 in) over just 8 days, and humidity decreases to 78%. This marked difference highlights July as a drier and more comfortable month. For more detailed information, check out Port-Vila weather in July.
In May, the weather is generally warmer, with temperatures ranging from a minimum of 23°C (73°F) to a maximum of 28°C (82°F) and an average of 26°C (78°F). This month also sees significant rainfall, with 163 mm (6.4 in) of precipitation spread over 16 days, contributing to a humidity level of 81%. In contrast, August brings slightly cooler temperatures, with a range of 21°C (71°F) to 26°C (80°F) and an average of 24°C (75°F). Rainfall in August is much less, totaling 50 mm (2.0 in) over 11 days, resulting in a slightly lower humidity of 79%. For more detailed information, check out Port-Vila weather in August.
In comparing the weather between May and September, we find that May tends to be warmer and wetter. Average temperatures in May range from a minimum of 23°C (73°F) to a maximum of 28°C (82°F), while September experiences slightly cooler temperatures, with averages between 21°C (69°F) and 26°C (79°F). Additionally, May sees significantly more rainfall, with 163 mm (6.4 in) occurring over 16 days, compared to September's 78 mm (3.1 in) over just 10 days. Humidity levels are also high in both months, although May's average of 81% is just slightly higher than September's 79%. For more detailed information, you can refer to Port-Vila weather in September.
Comparing the weather in May and October reveals some interesting similarities and slight differences. In May, temperatures range from a minimum of 23°C (73°F) to a maximum of 28°C (82°F), with an average of 26°C (78°F). It experiences more precipitation than October, totaling 163 mm (6.4 in) over 16 days. In contrast, October sees slightly cooler temperatures, with a minimum of 22°C (72°F) and a maximum of 27°C (80°F), resulting in an average of 25°C (77°F). Additionally, October has less precipitation at 152 mm (6.0 in) over 14 days, yet both months maintain a high humidity level of 81%. For those interested in a detailed overview, you can find more information at Port-Vila weather in October.
May and November in Port-Vila exhibit relatively similar temperatures, with both months seeing minimum temperatures around 23°C (73°F) and maximums peaking at 28°C (82°F). However, May tends to be wetter, delivering an average of 163 mm (6.4 in) of rain over 16 days, compared to November's 91 mm (3.6 in) spread across just 12 days. Humidity levels are slightly higher in November at 82%, compared to 81% in May. For a more detailed understanding of November's weather, you can check the information at Port-Vila weather in November.
In May, the weather in Port-Vila features a comfortable range of temperatures, with a minimum of 23°C (73°F) and a maximum of 28°C (82°F), averaging around 26°C (78°F). The month experiences significant rainfall, totaling 163 mm (6.4 in) across 16 days, and humidity levels hover around 81%. In contrast, December offers slightly warmer conditions, with temperatures ranging from a minimum of 24°C (76°F) to a maximum of 29°C (84°F), maintaining the same average of 26°C (80°F). December also sees an increase in precipitation, with 204 mm (8.0 in) over 17 days, and humidity rises marginally to 82%. For more detailed information about the December climate, you can visit Port-Vila weather in December.
May in Port-Vila brings a subtle shift in the weather, characterized by warm temperatures, with an average hovering around 26°C (78°F). Compared to the preceding months, May experiences a noticeable increase in humidity at 81%, which can make the warmth feel more intense. Rainfall becomes more prominent as 16 days see precipitation, accumulating to about 163 mm (6.4 in), marking this month as one of the wetter periods in the year. This combination of warmth and moisture sets the stage for lush landscapes but also necessitates an umbrella for those venturing into the outdoors. For a deeper dive into what to expect throughout the year, check out Port-Vila Climate.