Last updated: August 27, 2025
In May, Tumbes, Peru experiences a delightful warm climate characterized by a maximum temperature of 32°C (90°F) and an average of 26°C (79°F), making it an inviting destination. The evenings cool down to a minimum of 21°C (71°F), providing a comfortable respite from the daytime heat. Visitors should be prepared for some rain, as the area sees approximately 43 mm (1.7 in) of precipitation over 7 days this month. The humidity is notably high at 87%, enhancing the tropical feel of Tumbes. This blend of warmth and occasional showers contributes to the region’s lush landscapes and vibrant culture, ideal for exploration and adventure.
In May, Tumbes, Peru, experiences a pleasant climate, with temperatures showcasing a subtle yet notable trend towards cooling as the year progresses. The minimum temperature gently drops to 21°C (71°F), while the average holds steady at a comfortable 26°C (79°F). With a peak maximum of 32°C (90°F), the warm days remain inviting but slightly milder than the sizzling highs of previous months. This balance creates an ideal backdrop for outdoor adventures and exploration, as the climate transitions toward the cooler winter months, making May an excellent time to visit this vibrant coastal city.
In May, Tumbes, Peru experiences a notable decline in precipitation, recording only 43 mm (1.7 in) over 7 days, a sharp contrast to the wetter months preceding it. This drop follows April's more substantial rainfall of 85 mm (3.3 in) and ushers in the dry season. As the landscape transitions into June, where rainfall continues to diminish to just 12 mm (0.5 in) across a mere 2 days, it's evident that May serves as a pivotal month, marking a key shift from the frequently wet conditions of earlier months. This trend towards dryness sets the stage for the region's arid winter, with rainfall significantly tapering off until the following year.
As May rolls into Tumbes, Peru, the humidity remains consistently high, hovering around 87%—the same level recorded in both February and June. This slight uptick from April’s 84% marks a return to the richer moisture levels typical of the region, which begins with January’s peak at 88%. The data reveals a trend of fairly stable humidity throughout the year, oscillating between 84% and 88%, suggesting that Tumbes experiences a consistently humid climate, particularly as it transitions from the warmer season into the cooler months. Overall, May serves as a reminder of Tumbes' lush atmosphere, providing a refreshing breath of moisture before the slightly drier months ahead.
In May, Tumbes, Peru continues to experience extreme UV index levels, with a reading of 13 this month. Though slightly lower than the 15 recorded in March and April, May still demands vigilance, as the recommended burn time remains a swift 10 minutes. This trend emphasizes the consistently high UV exposure in Tumbes throughout the year, with January and February peaking at 14, and March and April reaching 15. Even as we transition into the mid-year months, June and July only dip to 11, keeping skin protection a high priority. To stay informed and safe, check out the detailed guidelines at Tumbes UV Index.
UV Risk Categories
In May, Tumbes, Peru basks in an impressive 315 hours of sunshine, marking a continuation of the upward trend from the previous months. This increment reflects a vibrant transition into the dry season, as daylight hours steadily increase from January's 251 hours to an exuberant 337 hours by August. The gradual rise in sunshine hours signifies a delightful opportunity for outdoor activities, with May standing out as a striking prelude to the sun-drenched peak of winter. The consistency of bright days continues through June and July, ensuring that Tumbes remains a bright and inviting destination for sun-seekers.
In Tumbes, Peru, May marks a significant shift in the likelihood of sunny weather, boasting a 44% chance of sunshine—nearly double the percentages seen in the earlier months of the year. This increase not only sets May apart as a promising time for outdoor activities but also signals the approach of the drier season, with subsequent months like July reaching a peak of 57% sunshine. As the region transitions from the cooler, overcast days of January through April, May offers a refreshing glimpse of brighter weather, inviting both locals and tourists to embrace the warmth and vibrancy of this coastal paradise.
In Tumbes, Peru, daylight duration showcases a consistent pattern throughout the year, with a notable shift in May. From January to April, the region enjoys a steady 12 hours of daylight, creating a sense of balance between day and night. However, in May, this duration decreases to 11 hours, marking the onset of a trend that continues through June, July, and August. During these months, Tumbes experiences shorter days, before gradually returning to its previous 12-hour daylight schedule in September through December. This cyclical variation adds a unique rhythm to the tropical climate, inviting residents and visitors alike to embrace the vibrant transitions that accompany each season.
In May, Tumbes, Peru, experiences a modest uptick in average wind speed, reaching 2.4 m/s (5 mph). This subtle increase follows a steady pattern from earlier months, reflecting a gradual shift into breezier conditions as the year progresses. Comparing this to the preceding months, we see that April held steady at 2.0 m/s, while January through March displayed slightly lower averages, indicating a seasonal trend towards more invigorating winds. As we transition to the winter months, June continues the trend with similar speeds, ultimately leading into July, where wind speeds increase further to 2.6 m/s (6 mph). Overall, May stands as a pivotal point, heralding the arrival of more consistent and refreshing breezes in Tumbes.
Weather in Tumbes varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Tumbes, focusing on differences in temperature, rainfall, humidity, and UV levels.
May and January in Tumbes exhibit similar temperature ranges, with both months averaging around 26°C (79°F). However, January tends to be slightly warmer, reaching a maximum of 34°C (93°F), compared to May's high of 32°C (90°F). Precipitation levels also differ, as January sees more rainfall at 65 mm (2.6 in) over 12 days, whereas May has 43 mm (1.7 in) over just 7 days. The humidity remains quite consistent between the two months, with January at 88% and May at 87%. For further details, you can find more information on Tumbes weather in January.
When comparing the weather in May and February, we see notable differences in both temperature and precipitation. May generally has a slightly lower temperature range, with minimums of 21°C and maximums reaching 32°C, while February tends to be warmer with minimums of 23°C and maximums of 33°C. Additionally, February is significantly wetter, receiving 162 mm of rain over 19 days compared to May's 43 mm over just 7 days. Despite the similar humidity levels in both months at 87%, the rainfall in February can impact outdoor activities. For more details on Tumbes weather in February, check out Tumbes weather in February.
In comparing the weather of May and March, both months experience similar maximum temperatures, peaking at 32°C (90°F). However, March tends to be slightly warmer on average, with minimum temperatures around 23°C (74°F) compared to May's 21°C (71°F). Notably, March is much wetter, with a significant amount of precipitation totaling 239 mm (9.4 in) over 20 days, while May sees only 43 mm (1.7 in) over just 7 days. Humidity remains high in both months, with May at 87% and March slightly lower at 86%. For detailed insights on the weather in March, you can check this Tumbes weather in March.
In comparing the weather between April and May, we see a slight decrease in average temperatures, with April registering a minimum of 22°C (73°F) and a maximum of 33°C (91°F), compared to May's minimum of 21°C (71°F) and maximum of 32°C (90°F). April also experiences significantly higher precipitation, totaling 85 mm (3.3 in) over 11 days, while May has only 43 mm (1.7 in) across 7 days. Humidity remains relatively similar, with April at 84% and May slightly higher at 87%. For more detailed insights, check out Tumbes weather in April.
In comparing the weather of May and June, it is evident that both months experience warm temperatures, but there are some notable differences. May features a higher average temperature of 26°C (79°F), with max temperatures reaching 32°C (90°F), while June sees a slight decrease in the average temperature to 25°C (77°F) and similar maximums of 32°C (89°F). Additionally, May receives significantly more precipitation, totaling 43 mm (1.7 in) over 7 days, compared to June's much drier conditions with only 12 mm (0.5 in) falling over 2 days. The humidity remains consistent in both months at 87%, contributing to the warm feel. For more specific details on weather patterns in June, you can check Tumbes weather in June.
In May, the weather is significantly warmer, with average temperatures reaching 26°C (79°F) and maximums soaring up to 32°C (90°F). Additionally, the humidity is relatively high at 87%, and the region experiences about 43 mm (1.7 in) of precipitation over approximately 7 days. In contrast, July brings cooler temperatures, with an average of 24°C (75°F), a maximum of 29°C (85°F), and significantly less rainfall at only 10 mm (0.4 in) over just 2 days. The humidity remains similar, at 84%. For a more detailed look at weather specifics in this month, check out Tumbes weather in July.
In May, the weather is characterized by warmer temperatures, with a minimum of 21°C (71°F) and a maximum of 32°C (90°F), resulting in an average temperature of 26°C (79°F). This month experiences higher humidity at 87% and considerable rainfall, totaling 43 mm (1.7 in) over 7 days. In contrast, August offers milder conditions, with temperatures ranging from a minimum of 18°C (65°F) to a maximum of 29°C (85°F), leading to an average of 23°C (74°F). Additionally, August sees significantly less precipitation, only 3 mm (0.1 in) with no rainy days, and a slightly lower humidity of 84%. For more specifics on August weather, you can visit Tumbes weather in August.
May weather is typically warmer than September, with average temperatures reaching around 26°C (79°F) and maximums peaking at 32°C (90°F). In contrast, September offers a cooler average of 23°C (74°F) and maximums of 29°C (84°F). Additionally, May experiences considerably more rainfall, with 43 mm (1.7 in) over about 7 days, while September sees much less precipitation at only 4 mm (0.1 in) across just 1 day. Humidity levels remain similar in both months, hovering around 86-87%. For a more detailed look at weather conditions, you can check Tumbes weather in September.
In May, the weather tends to be warmer with temperatures ranging from a minimum of 21°C (71°F) to a maximum of 32°C (90°F), accompanied by higher humidity levels at 87%. Additionally, this month sees more precipitation, averaging 43 mm (1.7 in) over about 7 days. In contrast, October experiences slightly cooler temperatures, with a minimum of 19°C (66°F) and a maximum of 30°C (86°F). The month also enjoys significantly less rainfall, with only 16 mm (0.6 in) across 3 days, and humidity remains comparable at 86%. For more detailed information, you can visit Tumbes weather in October.
May and November present quite similar temperatures, with both months seeing highs reaching up to 32°C (90°F) in May and 32°C (89°F) in November. However, May is generally warmer with an average temperature of 26°C (79°F), compared to November's average of 24°C (75°F). Precipitation levels are notably different, as May experiences significantly more rainfall at 43 mm (1.7 in) over 7 days, while November sees only 10 mm (0.4 in) over just 2 days. Both months share the same humidity level of 87%, contributing to a consistently humid atmosphere. For more insights on November weather, check out Tumbes weather in November.
In May, the weather features a warm average temperature of 26°C (79°F), with daytime highs reaching up to 32°C (90°F) and a minimum temperature of 21°C (71°F). This month experiences a bit more precipitation at 43 mm (1.7 in) over approximately 7 days, alongside high humidity levels of 87%.
In contrast, December sees a slightly cooler average temperature of 25°C (78°F) with similar maximum temperatures of 32°C (90°F) and a minimum temperature of 20°C (68°F). Precipitation decreases to 34 mm (1.4 in) over 8 days, while humidity is only marginally higher at 88%. For a detailed look at the weather patterns, check out Tumbes weather in December.
In May, Tumbes experiences a delightful transition with average temperatures hovering around 26°C (79°F), marking a shift towards warmer days and cooler nights. Compared to other months, this period sees increased humidity levels at 87% and a modest rise in precipitation, averaging 43 mm over about 7 days. This balance between warmth and moisture creates an inviting atmosphere, making May ideal for enjoying the region's natural beauty. For a deeper insight into the distinct weather patterns throughout the year, visit Tumbes Climate.