May weather forecastCuritiba, Brazil
May weather for Curitiba, Brazil: In Curitiba, during May, the rain falls for 7 days and regularly aggregates up to 101mm (3.98") of precipitation. Curitiba, Brazil's weather in May often draws attention due to the notable dip in temperature and longer nights.

May
Weather in May
Curitiba, Brazil's weather in May often draws attention due to the notable dip in temperature and longer nights. An average high temperature of only 21.1°C (70°F) and an average low of 10.2°C (50.4°F), combined with 10.9 hours of daylight, highlights this change. Despite the weather cooling off, May has a high relative humidity of 82%, matching December's intensity. With a recorded 101mm (3.98") of rain throughout the month, rainy days become fewer, making room for brief bouts of sunshine.Temperature
Stepping into May, Curitiba records an average high-temperature of a pleasant 21.1°C (70°F), almost consistent with April. During the nights in May, Curitiba experiences a consistent average temperature of 10.2°C (50.4°F).Humidity
In Curitiba, the average relative humidity in May is 82%.Rainfall
In Curitiba, during May, the rain falls for 7 days and regularly aggregates up to 101mm (3.98") of precipitation. Throughout the year, there are 116 rainfall days, and 1484mm (58.43") of precipitation is accumulated.Daylight
The average length of the day in May in Curitiba is 10h and 53min.On the first day of the month, sunrise is at 06:40 and sunset at 17:48. On the last day of May, sunrise is at 06:55 and sunset at 17:34 -03.
Sunshine
The average sunshine in May is 5.8h.UV index
In Curitiba, the average daily maximum UV index in May is 6. A UV Index value of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum UV index, 6 during May, leads to the following recommendations:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Curitiba, Brazil
- Average high temperature in May: 21.1°C
The warmest month (with the highest average high temperature) is February (26.7°C).
The month with the lowest average high temperature is July (19.4°C).
- Average low temperature in May: 10.2°C
The month with the highest average low temperature is January (16.4°C).
The coldest month (with the lowest average low temperature) is July (8.1°C).
Average humidity in May
Curitiba, Brazil
- Average humidity in May: 82%
The month with the highest relative humidity is June (82.7%).
The months with the lowest relative humidity are January, April and August (79%).
Average rainfall in May
Curitiba, Brazil
- Average rainfall in May: 101mm
The wettest month (with the highest rainfall) is January (171.8mm).
The driest month (with the least rainfall) is August (73.4mm).
Average rainfall days in May
Curitiba, Brazil
- Average rainfall days in May: 7 days
The month with the highest number of rainy days is January (15 days).
The month with the least rainy days is July (6 days).
Average daylight in May /
Average sunshine in May
Curitiba, Brazil
- Average daylight in May: 10h and 54min
The month with the longest days is December (Average daylight: 13h and 42min).
The month with the shortest days is June (Average daylight: 10h and 36min).
- Average sunshine in May: 5h and 48min
The months with the most sunshine are January and November (Average sunshine: 5h and 54min).
The month with the least sunshine is September (Average sunshine: 4h and 30min).
Average UV index in May
Curitiba, Brazil
- Average UV index in May: 6
The months with the highest UV index are January, February, March, November and December (UV index 12).
The months with the lowest UV index are June and July (UV index 5).





