May weather forecastSan Cristobal, Ecuador
May
Weather in May
May brings a significant reduction in rainfall to 14mm (0.55") in San Cristobal, promising dry and sunny days. Compared to the 40mm (1.57") of April, May offers a marked contrast, making it an excellent time for uninterrupted outdoor activities, including hiking and bird watching. A marginal decrease in average high temperatures and sea temperatures is observed. The comfortable temperatures coupled with a reduced rainfall makes May an attractive month for travelers and adventure seekers.Temperature
May ushers in an average high-temperature of a still moderately hot 25.2°C (77.4°F), aligning closely with the preceding month. May nights in San Cristobal register a minor temperature decline, steadying at a still warm 24.5°C (76.1°F).Humidity
In San Cristobal, the average relative humidity in May is 86%.Rainfall
In San Cristobal, in May, during 7.2 rainfall days, 14mm (0.55") of precipitation is typically accumulated. Throughout the year, in San Cristobal, there are 85 rainfall days, and 165mm (6.5") of precipitation is accumulated.Sea temperature
In May, the average sea temperature is 25.3°C (77.5°F).Note: Temperatures between 25°C (77°F) and 29°C (84.2°F) in water are ideal for swimming, diving, and other activities, providing enjoyment and comfort for extended durations.
Daylight
The average length of the day in May in San Cristobal, Ecuador, is 12h and 5min.On the first day of May, sunrise is at 05:52 and sunset at 17:57. On the last day of the month, sunrise is at 05:53 and sunset at 17:58 -06.
Sunshine
In San Cristobal, Ecuador, the average sunshine in May is 7.8h.UV index
In San Cristobal, Ecuador, the average daily maximum UV index in May is 6. A UV Index estimate of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum daily UV index of 6 during May translates into the following directions:
Escape overexposure. People with light skin may incur burns in fewer than 20 minutes. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Caution! The mirror effect of sand and water ups the UV radiation strength.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
San Cristobal, Ecuador
- Average high temperature in May: 25.2°C
The warmest month (with the highest average high temperature) is March (26.9°C).
The month with the lowest average high temperature is September (21.2°C).
- Average low temperature in May: 24.5°C
The month with the highest average low temperature is March (25.8°C).
The coldest month (with the lowest average low temperature) is September (20.5°C).
Average pressure in May
San Cristobal, Ecuador
- Average pressure in May: 1011.4mbar
The months with the highest atmospheric pressure are August and September (1012.8mbar).
The months with the lowest atmospheric pressure are February and March (1010.3mbar).
Average wind speed in May
San Cristobal, Ecuador
- Average wind speed in May: 16.1km/h
The windiest month (with the highest average wind speed) is July (19.4km/h).
The calmest month (with the lowest average wind speed) is March (10.2km/h).
Average humidity in May
San Cristobal, Ecuador
- Average humidity in May: 86%
The month with the highest relative humidity is September (88%).
The month with the lowest relative humidity is March (81%).
Average rainfall in May
San Cristobal, Ecuador
- Average rainfall in May: 14mm
The wettest month (with the highest rainfall) is February (44mm).
The driest month (with the least rainfall) is September (1mm).
Average rainfall days in May
San Cristobal, Ecuador
- Average rainfall days in May: 7.2 days
The month with the highest number of rainy days is February (14.9 days).
The month with the least rainy days is September (2.7 days).
Average sea temperature in May
San Cristobal, Ecuador
- Average sea temperature in May: 25.3°C
The best month for swimming (with the highest average sea temperature) is March (26.9°C).
The coldest month (with the lowest average sea temperature) is September (21.6°C).
Average daylight in May /
Average sunshine in May
San Cristobal, Ecuador
- Average daylight in May: 12h and 6min
The month with the longest days is December (Average daylight: 12h and 12min).
The month with the shortest days is June (Average daylight: 12h and 6min).
- Average sunshine in May: 7h and 48min
The month with the most sunshine is April (Average sunshine: 9h and 42min).
The month with the least sunshine is September (Average sunshine: 4h and 18min).
Average sunshine days in May
San Cristobal, Ecuador
- Average sunshine days in May: 20.1 days
The month with the most sunshine days is October (23.1 days).
The month with the least sunshine days is February (10.1 days).
Average UV index in May
San Cristobal, Ecuador
- Average UV index in May: 6
The months with the highest UV index are February, March and April (UV index 7).
The months with the lowest UV index are June, July, August, September and October (UV index 5).
Average cloud cover in May
San Cristobal, Ecuador
- Average cloud cover in May: 41
The month with the most cloud cover is September (Cloud cover 67).
The month with the least cloud cover is March (Cloud cover 30).
Average visibility in May
San Cristobal, Ecuador
- Average visibility in May: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).





