May weather forecastTulcan, Ecuador
May
Weather in May
May signifies a marked shift in Tulcan's weather with a decline in rainfall and a simultaneous increase in sunshine. With the fading rain, May brings in an average of 12.2 hours of daylight, making the days relatively longer. The mild weather marks the onset of drier times, providing some respite from the preceding months marked with high rainfall. A significant drop in rainfall is noted in May, recording 143mm (5.63") from the heavy 236mm (9.29") in April. The weather becomes more balanced as the summer months approach Tulcan.Temperature
Tulcan's transition from April to May introduces an average high-temperature of a still refreshing 16.3°C (61.3°F), marking an insignificant variation from the 16.2°C (61.2°F). Throughout May, Tulcan witnesses a consistent average low-temperature of 9.4°C (48.9°F).Humidity
The average relative humidity in May in Tulcan, Ecuador, is 85%.Rainfall
In Tulcan, in May, during 26 rainfall days, 143mm (5.63") of precipitation is typically accumulated. Throughout the year, in Tulcan, there are 308.6 rainfall days, and 2122mm (83.54") of precipitation is accumulated.Daylight
In May, the average length of the day in Tulcan is 12h and 10min.On the first day of the month, sunrise is at 06:03 and sunset at 18:12. On the last day of May, in Tulcan, sunrise is at 06:03 and sunset at 18:13 -05.
Sunshine
In May, the average sunshine in Tulcan, Ecuador, is 6.8h.UV index
The months with the highest UV index are January through October and December, with an average maximum UV index of 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.Note: In May, a daily UV index of 4 turns into the following recommendations:
Ensure safety - Sun damage prevention is strongly urged. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Tulcan, Ecuador
- Average high temperature in May: 16.3°C
The warmest month (with the highest average high temperature) is September (17.7°C).
The month with the lowest average high temperature is March (16°C).
- Average low temperature in May: 9.4°C
The month with the highest average low temperature is February (10°C).
The coldest month (with the lowest average low temperature) is July (8.3°C).
Average pressure in May
Tulcan, Ecuador
- Average pressure in May: 1014.1mbar
The month with the highest atmospheric pressure is July (1014.7mbar).
The month with the lowest atmospheric pressure is November (1012.4mbar).
Average wind speed in May
Tulcan, Ecuador
- Average wind speed in May: 5.9km/h
The windiest month (with the highest average wind speed) is July (9.1km/h).
The calmest month (with the lowest average wind speed) is November (4.2km/h).
Average humidity in May
Tulcan, Ecuador
- Average humidity in May: 85%
The month with the highest relative humidity is November (89%).
The months with the lowest relative humidity are August and September (77%).
Average rainfall in May
Tulcan, Ecuador
- Average rainfall in May: 143mm
The wettest month (with the highest rainfall) is November (312mm).
The driest month (with the least rainfall) is July (51mm).
Average rainfall days in May
Tulcan, Ecuador
- Average rainfall days in May: 26 days
The month with the highest number of rainy days is March (29.9 days).
The month with the least rainy days is July (17.8 days).
Average daylight in May /
Average sunshine in May
Tulcan, Ecuador
- Average daylight in May: 12h and 12min
The month with the longest days is June (Average daylight: 12h and 12min).
The month with the shortest days is December (Average daylight: 12h and 6min).
- Average sunshine in May: 6h and 48min
The month with the most sunshine is September (Average sunshine: 9h and 0min).
The month with the least sunshine is April (Average sunshine: 5h and 54min).
Average sunshine days in May
Tulcan, Ecuador
- Average sunshine days in May: 3.5 days
The month with the most sunshine days is July (8.4 days).
The month with the least sunshine days is November (0.1 days).
Average UV index in May
Tulcan, Ecuador
- Average UV index in May: 4
The months with the highest UV index are January, February, March, April, May, June, July, August, September, October and December (UV index 4).
The month with the lowest UV index is November (UV index 3).
Average cloud cover in May
Tulcan, Ecuador
- Average cloud cover in May: 49
The month with the most cloud cover is November (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in May
Tulcan, Ecuador
- Average visibility in May: 8km
The months with the highest visibility are June, July, August and September (9km).
The months with the lowest visibility are January, February, March, April, November and December (7km).





