May weather forecastCerro Alegre, Peru
May
Weather in May
May, the last month of the autumn in Cerro Alegre, is also an agreeable month, with temperature in the range of an average low of 17.5°C (63.5°F) and an average high of 20.2°C (68.4°F).Temperature
May's advent denotes a minor fluctuation in the average high-temperature to a still pleasant 20.2°C (68.4°F) from April's 21.3°C (70.3°F). Cerro Alegre's May nights exhibit a subtle drop in temperature, averaging at a refreshing 17.5°C (63.5°F), closely aligned with the daytime highs.Humidity
In Cerro Alegre, Peru, the average relative humidity in May is 83%.Rainfall
In May, in Cerro Alegre, the rain falls for 1.1 days. Throughout May, 1mm (0.04") of precipitation is accumulated. In Cerro Alegre, during the entire year, the rain falls for 73.4 days and collects up to 68mm (2.68") of precipitation.Daylight
The average length of the day in May is 11h and 31min.On the first day of the month, sunrise is at 06:13 and sunset at 17:51. On the last day of May, in Cerro Alegre, sunrise is at 06:20 and sunset at 17:45 -05.
Sunshine
The months with the least sunshine in Cerro Alegre are May and July, with an average of 7.6h of sunshine.UV index
April through December, with an average maximum UV index of 5, are months with the lowest UV index in Cerro Alegre. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: A maximum UV index of 5 in May translates into the following recommendations:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Cerro Alegre, Peru
- Average high temperature in May: 20.2°C
The warmest month (with the highest average high temperature) is February (22.8°C).
The month with the lowest average high temperature is August (17.8°C).
- Average low temperature in May: 17.5°C
The month with the highest average low temperature is February (20.7°C).
The coldest month (with the lowest average low temperature) is August (14.5°C).
Average pressure in May
Cerro Alegre, Peru
- Average pressure in May: 1015.6mbar
The month with the highest atmospheric pressure is August (1016.2mbar).
The month with the lowest atmospheric pressure is February (1013.5mbar).
Average wind speed in May
Cerro Alegre, Peru
- Average wind speed in May: 11.7km/h
The windiest month (with the highest average wind speed) is September (12.6km/h).
The calmest month (with the lowest average wind speed) is February (9.9km/h).
Average humidity in May
Cerro Alegre, Peru
- Average humidity in May: 83%
The month with the highest relative humidity is January (86%).
The months with the lowest relative humidity are July and August (80%).
Average rainfall in May
Cerro Alegre, Peru
- Average rainfall in May: 1mm
The wettest month (with the highest rainfall) is January (18mm).
The driest months (with the least rainfall) are July and August (0mm).
Average rainfall days in May
Cerro Alegre, Peru
- Average rainfall days in May: 1.1 days
The month with the highest number of rainy days is March (16.7 days).
The month with the least rainy days is August (0.4 days).
Average daylight in May /
Average sunshine in May
Cerro Alegre, Peru
- Average daylight in May: 11h and 30min
The month with the longest days is December (Average daylight: 12h and 54min).
The month with the shortest days is June (Average daylight: 11h and 24min).
- Average sunshine in May: 7h and 36min
The months with the most sunshine are October and November (Average sunshine: 12h and 12min).
The months with the least sunshine are May and July (Average sunshine: 7h and 36min).
Average sunshine days in May
Cerro Alegre, Peru
- Average sunshine days in May: 28.9 days
The month with the most sunshine days is July (29.7 days).
The month with the least sunshine days is February (7.3 days).
Average UV index in May
Cerro Alegre, Peru
- Average UV index in May: 5
The months with the highest UV index are January, February and March (UV index 6).
The months with the lowest UV index are April, May, June, July, August, September, October, November and December (UV index 5).
Average cloud cover in May
Cerro Alegre, Peru
- Average cloud cover in May: 10
The month with the most cloud cover is January (Cloud cover 31).
The month with the least cloud cover is August (Cloud cover 5).
Average visibility in May
Cerro Alegre, Peru
- 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).





