May Weather in Tulcan, Ecuador

Last updated: August 21, 2025

Experience the May weather in Tulcan, Ecuador, where the climate is characterized by a mild yet vibrant atmosphere. With maximum temperatures reaching a comfortable 18°C (65°F) and an average of 11°C (52°F), the cool days are complemented by a refreshing minimum of 5°C (42°F) at night. This month also sees significant precipitation, totaling 241 mm (9.5 in) over the course of 30 days, creating a lush, green landscape. Humidity levels hover around a notable 87%, contributing to the region's rich natural beauty and invigorating air. Whether you're exploring the scenic surroundings or enjoying indoor experiences, May in Tulcan offers a unique and refreshing climate.

May Temperature in Tulcan

In May, Tulcan, Ecuador experiences consistent and mild temperatures, with a minimum of 5°C (42°F) and a maximum of 18°C (65°F). The average temperature lingers around a cool 11°C (52°F), creating a comfortable atmosphere. This month mirrors the slightly warmer trends of April, devoid of significant change, emphasizing a stable climate as the region transitions into late spring. As temperatures remain relatively steady, May presents an ideal time for outdoor exploration, showcasing the serene beauty of Tulcan's lush landscapes without the extreme fluctuations typical of other months.

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

The chart illustrates May temperature patterns in Tulcan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tulcan, 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).
JanFebMarAprMayJunJulAugSepOctNovDec515252525150494950515252
Data source: Temperature data for Tulcan 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 Tulcan

May in Tulcan, Ecuador, continues the trend of abundant rainfall characteristic of the region, with precipitation reaching 241 mm (9.5 in) over 30 rainy days. This month stands out as the rain remains consistent, following April’s substantial 267 mm (10.5 in), and bridging into the wetter months ahead. The total for May hints at a slightly lighter downpour compared to the preceding March, which recorded an impressive 275 mm (10.8 in). With rain almost every day, the lush landscapes thrive, and the rhythm of life in Tulcan is deeply intertwined with these wet conditions. As the year progresses into June, precipitation tends to taper, but May's generous rainfall reinforces the city's status as one of the wetter locales in Ecuador.

May Precipitation Trends in Tulcan

The chart displays monthly precipitation patterns in Tulcan, 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 Tulcan, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec231224275267241216176116101215320270
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

May Humidity in Tulcan

In May, Tulcan, Ecuador, experiences a slight dip in humidity, with levels at 87%, continuing the trend of relatively high moisture that characterizes the region. Following a peak in March at 91%, the humidity begins to decrease gradually, reaching its lowest point of the year in July at 78%. This seasonal shift highlights the subtropical climate's influence, where months tend to start with higher humidity and gradually taper off as the dry season approaches. With levels still notably high compared to many other regions, May's humidity is a reminder of Tulcan's lush, verdant environment, creating an inviting atmosphere that sets the stage for the beautiful blooms and greenery that thrive in this vibrant climate.

May Average Humidity in Tulcan

This chart illustrates the average monthly humidity levels in Tulcan, 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 Tulcan is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%90%91%88%87%84%78%80%88%90%89%86%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Tulcan

In May, Tulcan, Ecuador experiences a UV Index of 17, keeping it in the extreme exposure category with an unforgiving burn time of just 10 minutes. This pattern reflects the consistently high UV levels seen from January through April, where the index peaked at 19. Following May, the index remains severe but begins to slightly decline in the coming months, dropping to 15 by June and persisting at that level through August. However, as the year progresses, Tulcan continues to be a region where UV protection is crucial, underscoring the need for vigilant sun safety practices year-round. For more detailed insights, visit Tulcan UV Index.

Maximum UV Index Levels in Tulcan for May

The chart shows the monthly maximum UV Index (UVI) for Tulcan 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 Tulcan typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec171819191715151516171514
Data source: Tulcan 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 Tulcan

In Tulcan, Ecuador, May shines brightly with an impressive 256 hours of sunshine, continuing the trend of plentiful sunlight that characterizes the region. Following a moderate April with 253 hours, May fits seamlessly into a remarkable stretch of sunny months that peaks in July and August, where the hours of sunshine surge past 300. This sunny disposition not only uplifts the spirits but also signifies the gradual approach of the dry season, reinforcing Tulcan's reputation as a vibrant destination. As the year unfolds, the consistent sunshine from March to October makes it an ideal time for outdoor activities, immersing visitors in the enchanting beauty of this Andean gem.

Monthly Sunshine Duration in Tulcan: May Highlighted

The May sunshine duration represents the total number of hours Tulcan 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.
JanFebMarAprMayJunJulAugSepOctNovDec221h255h266h253h256h255h269h304h303h280h235h276h
Data source: Tulcan May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Tulcan During May

In Tulcan, Ecuador, the likelihood of sunny weather in May stands at 11%, slightly elevated from the preceding months, which experience significantly lower chances of sunshine, hovering around 4% from January through April. This modest increase signals a gentle shift towards more favorable conditions, though still on the lower end of the spectrum compared to the subsequent months. Interestingly, September emerges as the sunniest month with a 22% chance, suggesting that while May may offer a glimpse of brighter skies, visitors and locals alike may have to wait for the height of spring for truly reliable sunshine. Overall, May serves as a transitional period where the sun begins to make its presence felt, setting the stage for sunnier days ahead.

Percentage of Sunny Days in May in Tulcan

The chart illustrates the percentage of sunny days in Tulcan 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 Tulcan experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec12%4%4%4%12%10%13%10%22%10%8%8%
Data source: Tulcan May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Tulcan in May

In Tulcan, Ecuador, the daylight duration remains remarkably consistent throughout the year, with each month offering a reliable 12 hours of sunlight. This unchanging pattern not only highlights the region's equatorial location but also makes planning activities and enjoying the outdoors effortless for residents and visitors alike. Whether in the heart of summer or the midst of winter, the equal division of day and night fosters a unique rhythm of life, allowing for a stable and predictable environment where nature thrives without the extremes often seen in other parts of the world.

Average Daylight Hours in Tulcan for May

The chart illustrates the variation in daylight duration in Tulcan throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec12h 4m12h 4m12h 5m12h 7m12h 8m12h 9m12h 8m12h 7m12h 5m12h 4m12h 4m12h 4m
Data source: Tulcan daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Tulcan

As May arrives in Tulcan, Ecuador, the winds begin to pick up just slightly, with an average speed of 1.6 m/s (4 mph)—a refreshing shift from the gentle breezes of the earlier months. This subtle increase continues a trend that leads into June, when winds strengthen even further to 1.7 m/s (4 mph), peaking in July at 2.2 m/s (5 mph). The gradual rise in wind speed throughout the late spring hints at a transition towards the more blustery conditions of summer, making it an ideal time for outdoor activities and exploration. As the seasons change, the increasing winds inject a lively energy into the landscape, inviting both locals and visitors to enjoy the fresh air and stunning views that Tulcan has to offer.

Average May Wind Speed in Tulcan

The chart displays monthly wind speed patterns in Tulcan, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.51.41.31.51.6 m/s1.72.22.12.01.41.21.3
Data source: Tulcan May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Tulcan Compares to Other Months

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

In May, the temperatures range from a minimum of 5°C (42°F) to a maximum of 18°C (65°F), with an average temperature of 11°C (52°F). The month experiences significant precipitation, totaling 241 mm (9.5 in) over 30 days, and maintains a high humidity level of 87%.

In contrast, January showcases slightly cooler temperatures, with a minimum of 2°C (36°F) and a maximum of 19°C (66°F), while still averaging 11°C (51°F). Precipitation is also abundant in January, totaling 231 mm (9.1 in) across 25 days, and a marginally higher humidity of 89%.

For more details, visit Tulcan weather in January. Overall, while both months are relatively cool and wet, May tends to be slightly wetter and warmer than January.

May and February exhibit quite similar weather patterns, with average temperatures hovering around 11°C (52°F) in both months. However, February tends to be slightly warmer at its max temperature of 19°C (67°F) compared to May’s 18°C (65°F). Precipitation levels are comparable as well, with May receiving 241 mm (9.5 in) across 30 days, while February gets 224 mm (8.8 in) over 27 days. Notably, humidity levels remain high in both months, with May at 87% and February slightly higher at 90%. For those interested in more detailed insights, you can check Tulcan weather in February.

In comparing the weather between March and May, both months show similar temperature averages, with March having a slightly higher maximum temperature of 19°C (67°F) compared to May's 18°C (65°F). However, May experiences slightly lower overall precipitation at 241 mm (9.5 in) compared to March’s 275 mm (10.8 in), despite both months having rain on approximately 30 days. Humidity levels are also somewhat lower in May at 87%, compared to March’s 91%. For more detailed information, you can refer to Tulcan weather in March.

In comparing the weather of April and May, we find similar temperature ranges, with minimums at 5°C (42°F), averages at 11°C (52°F), and maximums at 18°C (65°F) for both months. However, April experiences slightly more precipitation, totaling 267 mm (10.5 in) over 29 days, compared to May's 241 mm (9.5 in) across 30 days. Humidity levels remain high in both months, with April at 88% and May at 87%. For more details on April weather, you can visit Tulcan weather in April.

In comparing the weather between May and June, both months experience mild temperatures, but June sees slightly cooler averages with a minimum temperature of 4°C (39°F) and an average of 10°C (51°F) compared to May's minimum of 5°C (42°F) and average of 11°C (52°F). Precipitation levels are also slightly lower in June, with 216 mm (8.5 in) over 29 days, compared to May's 241 mm (9.5 in) across 30 days. Additionally, June boasts a marginally lower humidity at 84%, compared to May's higher 87%. For more details on June weather in Tulcan, you can visit Tulcan weather in June.

May and July exhibit notable differences in weather patterns, particularly in temperature and precipitation. In May, temperatures range from a minimum of 5°C (42°F) to a maximum of 18°C (65°F), with an average of 11°C (52°F). This month is characterized by significant precipitation, totaling 241 mm (9.5 in) across 30 days, and high humidity levels of 87%. In contrast, July shows a slight dip in minimum temperature at 4°C (39°F) and a marginally lower average of 9°C (49°F). Although the maximum remains similar at 18°C (64°F), July experiences considerably less rainfall at 176 mm (6.9 in) over 27 days, along with a decrease in humidity to 78%. For more detailed information on July weather, check out Tulcan weather in July.

May and August exhibit distinct weather patterns. In May, temperatures are generally milder, with a minimum of 5°C (42°F) and a maximum of 18°C (65°F). The month is characterized by high precipitation, totaling 241 mm (9.5 in) over 30 days, and humidity levels hovering around 87%. In contrast, August experiences slightly cooler temperatures, with a minimum of 2°C (37°F) and an average of 10°C (50°F) and a maximum of 17°C (63°F). Precipitation in August is significantly lower at 116 mm (4.6 in) spread across 23 days, and humidity decreases to 80%. For more detailed information, you can check the Tulcan weather in August.

May and September offer distinct weather patterns, though their maximum temperatures remain relatively similar, both peaking at around 18°C (65°F). In May, the minimum temperature is slightly warmer at 5°C (42°F) compared to September's 3°C (38°F), and the average temperatures also reflect this difference, with May averaging 11°C (52°F) versus September's 10°C (51°F). However, May is notably wetter, experiencing 241 mm (9.5 in) of precipitation over 30 days, while September sees significantly less rain at 101 mm (4.0 in) across 20 days. Both months have high humidity levels, with May at 87% and September slightly higher at 88%. For more details on September weather, you can visit Tulcan weather in September.

May and October exhibit relatively similar temperatures, with average temperatures around 11°C (52°F). However, May tends to be slightly warmer during the day, reaching a maximum of 18°C (65°F) compared to October's 20°C (67°F). In terms of precipitation, May is notably wetter, receiving 241 mm (9.5 in) over 30 days, while October has a slightly lower total of 215 mm (8.5 in) over 28 days. Additionally, humidity levels are marginally higher in October at 90%, compared to 87% in May. For more detailed information on October weather, you can refer to Tulcan weather in October.

May and November share similar average temperatures, with both months experiencing minimums around 5°C (42°F) and averages near 11°C (52°F). However, November leans slightly warmer with a maximum of 19°C (67°F) compared to May's 18°C (65°F). Precipitation levels are notably higher in November, totaling 319 mm (12.6 in) across 29 days, compared to May, which sees 241 mm (9.5 in) over 30 days. The humidity also rises slightly in November to 89%, while May sits at 87%. For more specific details on November weather, check out Tulcan weather in November.

May and December share similar average temperatures, with both months experiencing highs around 18°C (65°F) and lows hovering near 5-4°C (42-40°F). However, May typically receives slightly less precipitation, totaling 241 mm (9.5 in), compared to December's 270 mm (10.6 in), which results in only one more wet day. Humidity levels remain high in both months, with May at 87% and December at 86%. For a closer look at December's weather specifics, check out Tulcan weather in December.

Compare Tulcan's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Tulcan

May in Tulcan is characterized by its cool temperatures and high humidity, creating a distinctly damp atmosphere compared to other months. While daytime highs hover around a mild 18°C, the nights can feel quite crisp, dipping down to as low as 5°C. You'll notice that precipitation is at its peak this month, with nearly every day bringing some rainfall, contributing to an overall feeling of freshness that contrasts with the drier periods earlier in the year. This increase in moisture not only enhances the lush landscapes but also brings a unique charm to the region. For more detailed insights, visit Tulcan Climate.