Rio Dulce
Guatemala
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Rio Dulce, Guatemala

The last month of the spring, May, is another hot month in Rio Dulce, Guatemala, with average temperature fluctuating between 33°C (91.4°F) and 23°C (73.4°F).

Temperature

April through June, with an average high-temperature of 33°C (91.4°F), are the warmest months.

Rainfall

In Rio Dulce, it is raining for 10 days, with typically 180mm (7.1") of accumulated precipitation. Throughout the year, in Rio Dulce, Guatemala, there are 171 rainfall days, and 2684mm (105.7") of precipitation is accumulated.

Daylight

In Rio Dulce, the average length of the day is 12.9h.

Sunshine

Months with the most sunshine are March through May and August, with an average of 7h of sunshine.

UV index

Months with the highest UV index in Rio Dulce are March through September, with an average maximum UV index of 12. A UV Index of 11, and more, symbolizes an extreme health hazard from unprotected exposure to the Sun's UV rays for the average person.
The average daily UV index of 12 transform into the following instructions:
Practice all essential precautions. Protection against sun damage is crucial. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. 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. A broad-spectrum sunscreen of SPF 30+ should be liberally applied and re-applied every two hours, and immediately after an outdoor workout or a swim.

What are the warmest months in Rio Dulce?

April through June, with an average high-temperature of 33°C (91.4°F), are warmest months.

What is the temperature in May in Rio Dulce?

The average high-temperature, in May, in Rio Dulce, Guatemala, is 33°C (91.4°F), while the average low-temperature is 23°C (73.4°F).

How many days does it rain in May in Rio Dulce?

In Rio Dulce, Guatemala, in May, during 10 rainfall days, 180mm (7.1") of precipitation is typically accumulated.

What is the average length of the day in May in Rio Dulce?

In Rio Dulce, the average length of the day in May is 12.9h.

What are the months with the most sunshine in Rio Dulce?

Months with the most sunshine are March through May and August, with an average of 7h of sunshine.

How long on average sun shines in May in Rio Dulce?

The average sunshine in May in Rio Dulce, Guatemala, is 7h.

When is the highest UV index in Rio Dulce?

March through September, with an average maximum UV index of 12, are months with the highest UV index.

What is the UV index intensity in May in Rio Dulce?

In May, the average daily maximum UV index in Rio Dulce, Guatemala, is 12. A UV Index estimate of 11, and higher, represents an extreme health vulnerability from the exposure to the Sun's UV radiation.
Average temperature in May - Rio Dulce, Guatemala
  • Average high temperature in May: 33°C

Warmest months (with the highest average high temperature) are April, May and June (33°C).
The month with the lowest average high temperature is January (27°C).

  • Average low temperature in May: 23°C

Months with the highest average low temperature are May, June, July, August and September (23°C).
Coldest months (with the lowest average low temperature) are January, February and December (20°C).

Average rainfall in May - Rio Dulce, Guatemala
  • Average rainfall in May: 180mm

The wettest month (with the highest rainfall) is July (439mm).
The driest month (with the lowest rainfall) is March (77mm).

Average rainfall days in May - Rio Dulce, Guatemala
  • Average rainfall days in May: 10 days

The month with the highest number of rainy days is July (23 days).
The month with the lowest number of rainy days is April (6 days).

Average daylight in May / Average sunshine in May - Rio Dulce, Guatemala
  • Average daylight in May: 12.9h

The month with the longest days is June (Average daylight: 13.1h).
The month with shortest days is December (Average daylight: 11.2h).

  • Average sunshine in May: 7h

Months with most sunshine are March, April, May and August (Average sunshine: 7h).
Months with least sunshine are November and December (Average sunshine: 5).

Average UV index in May - Rio Dulce, Guatemala
  • Average UV index in May: 12

Months with the highest UV index are March, April, May, June, July, August and September (UV index 12).
The month with the lowest UV index is December (UV index 8).