The climate in Ilo during May can be summarized as mild and very dry.
May is in the fall / autumn in Ilo and is typically the 6th coldest month of the year. Daytime maximum temperatures average around a comfortable 23°C (73°F), whilst at night 13°C (55°F) is normal.
| Daytime temperature | 23°C 73.4°F |
|---|---|
| Nightly temperature | 12.5°C 54.5°F |
| Average temperature | 17.8°C 64°F |
| Daily sunshine | 8.8 hrs |
| Avg rainfall | 0 mm 0 ins |
| Rainy days | 0 days |
| Sea temperature | 20.3°C 68.6°F |
| Humidity | 64% |
| Windspeed | 12.1kph 8 mph |
On average May is the 4th wettest month of the year in Ilo with around 0mm 0 inches of rain making it a very dry time to visit.
On the flip side this corresponds to an average of 8.8 hours of sunshine per day.
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Ilo in May 2025.
| Hottest month: | February | 25.9°C 78.6°F |
|---|---|---|
| Driest month: | January | 0mm 0ins |
| Sunniest month: | April | 9.3hrs |
| Coldest month: | July | 20.7°C 69.3°F |
| Wettest month: | July | 1mm 0ins |