Rosario
Argentina
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Rosario, Argentina

May, the last month of the autumn, in Rosario, is also an enjoyable month, with average temperature fluctuating between 11.7°C (53.1°F) and 19.6°C (67.3°F).

Temperature

In May, the average high-temperature slightly decreases, from a warm 24.5°C (76.1°F) in April, to an enjoyable 19.6°C (67.3°F). The average low-temperature, in Rosario, is 11.7°C (53.1°F).

Humidity

With an average relative humidity of 75%, May is the most humid month.

Rainfall

In May, the rain falls for 6.9 days. Throughout May, 23mm (0.91") of precipitation is accumulated. In Rosario, during the entire year, the rain falls for 89.9 days and collects up to 475mm (18.7") of precipitation.

Daylight

In Rosario, the average length of the day is 10.4h.

Sunshine

With an average of 7.4h of sunshine, May has the least sunshine of the year.

UV index

April through September, with an average maximum UV index of 4, are months with the lowest UV index in Rosario. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to the UV radiation for ordinary individuals.
Note: In May, the average maximum UV index of 4 translate into the following recommendations:
Take precautions - Protection against the skin and eye damage is obliged. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.

What is the temperature in May in Rosario?

In Rosario, in May, the average high-temperature is 19.6°C (67.3°F), and the average low-temperature is 11.7°C (53.1°F).

What is the most humid month in Rosario?

The most humid month is May, with an average relative humidity of 75%.

What is the average humidity in May in Rosario?

In Rosario, the average relative humidity in May is 75%.

How many days does it rain in May in Rosario?

In Rosario, in May, it is raining for 6.9 days, with typically 23mm (0.91") of accumulated precipitation.

How many hours of daylight does Rosario have in May?

In Rosario, Argentina, the average length of the day in May is 10.4h.

What is the month with the least sunshine in Rosario?

May has the least sunshine of the year in Rosario, with an average of 7.4h of sunshine.

How long on average sun shines in May in Rosario?

The average sunshine in May in Rosario, Argentina, is 7.4h.

What are the months with the lowest UV index in Rosario?

Months with the lowest UV index in Rosario, Argentina, are April through September, with an average maximum UV index of 4.

How high is the UV index in May in Rosario?

In Rosario, Argentina, the average daily maximum UV index in May is 4. A UV Index reading of 3 to 5 represents a moderate vulnerability from the exposure to the Sun's UV radiation.
Average temperature in May - Rosario, Argentina
  • Average high temperature in May: 19.6°C

The warmest month (with the highest average high temperature) is January (33.4°C).
The month with the lowest average high temperature is July (15.7°C).

  • Average low temperature in May: 11.7°C

The month with the highest average low temperature is January (18.8°C).
The coldest month (with the lowest average low temperature) is July (7.5°C).

Average humidity in May - Rosario, Argentina
  • Average humidity in May: 75%

The month with the highest relative humidity is May (75%).
The month with the lowest relative humidity is January (52%).

Average rainfall in May - Rosario, Argentina
  • Average rainfall in May: 23mm

The wettest month (with the highest rainfall) is December (72mm).
The driest month (with the lowest rainfall) is June (16mm).

Average rainfall days in May - Rosario, Argentina
  • Average rainfall days in May: 6.9 days

The month with the highest number of rainy days is October (10 days).
The month with the lowest number of rainy days is June (4.8 days).

Average daylight in May / Average sunshine in May - Rosario, Argentina
  • Average daylight in May: 10.4h

The month with the longest days is December (Average daylight: 14.3h).
The month with shortest days is June (Average daylight: 10h).

  • Average sunshine in May: 7.4h

The month with most sunshine is December (Average sunshine: 11.1h).
The month with least sunshine is May (Average sunshine: 7.4h).

Average UV index in May - Rosario, Argentina
  • Average UV index in May: 4

The month with the highest UV index is January (UV index 7).
Months with the lowest UV index are April, May, June, July, August and September (UV index 4).