Monterrico
Guatemala
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Monterrico, Guatemala

The last month of the spring, May, is another tropical month in Monterrico, Guatemala, with average temperature fluctuating between 24°C (75.2°F) and 33°C (91.4°F).

Temperature

In Monterrico, the average high-temperature in May is practically the same as in April - a still tropical 33°C (91.4°F). In May, the average low-temperature is 24°C (75.2°F).

Rainfall

In Monterrico, during May, the rain falls for 17 days and regularly aggregates up to 176mm (6.9") of precipitation. In Monterrico, during the entire year, the rain falls for 158 days and collects up to 1684mm (66.3") of precipitation.

Sea temperature

Months with the warmest seawater are April through June and August, with an average sea temperature of 30°C (86°F). The surface water temperatures above 30°C (86°F) are arguably considered as unpleasant for swimming, and any intense water activity, as the refreshing effect of water is missing.

Daylight

The average length of the day is 12.8h.

Sunshine

February through May, with an average of 9h of sunshine, are months with the most sunshine in Monterrico.

UV index

February through September, with an average maximum UV index of 12, are months with the highest UV index. A UV Index reading of 11, and higher, represents an extreme health hazard from unprotected exposure to the Sun's UV rays for the ordinary person.
In May, the average maximum UV index of 12 translate into the following recommendations:
Take all necessary precautions, as unprotected skin can burn in minutes. 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. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Even on cloudy days, a sunscreen with a minimum 30 sun protection factor should be generously applied and frequently re-applied, including after every swim or outdoor exercise. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.

What is the temperature in May in Monterrico?

In Monterrico, in May, the average high-temperature is 33°C (91.4°F), and the average low-temperature is 24°C (75.2°F).

How much does it rain in Monterrico in May?

In May, in Monterrico, the rain falls for 17 days. Throughout May, 176mm (6.9") of precipitation is accumulated.

What are the months with the warmest sea water in Monterrico?

Months with the warmest seawater in Monterrico, Guatemala, are April through June and August, with an average sea temperature of 30°C (86°F). The water temperature above 30°C (86°F) is arguably regarded as unpleasant. The primary purpose of entering the water - cooling down from sunshine and high temperatures - is lost.

What is the sea temperature in May in Monterrico?

In Monterrico, Guatemala, in May, the average water temperature is 30°C (86°F). For swimming, other intense water activities, temperature above 30°C (86°F) is arguably unpleasant, as the water cooling effect is missing.

What is the average length of the day in May in Monterrico?

In May, the average length of the day in Monterrico, Guatemala, is 12.8h.

What are the months with the most sunshine in Monterrico?

February through May, with an average of 9h of sunshine, are months with the most sunshine in Monterrico, Guatemala.

How long on average sun shines in May in Monterrico?

The average sunshine in May is 9h.

What is the month with the highest UV index in Monterrico?

February through September, with an average maximum UV index of 12, are months with the highest UV index in Monterrico, Guatemala.

What is the UV index reading in May in Monterrico?

The average daily maximum UV index in May in Monterrico, Guatemala, is 12. A UV Index estimate of 11, and higher, represents an extreme health threat from unprotected exposure to the UV radiation.
Average temperature in May - Monterrico, Guatemala
  • Average high temperature in May: 33°C

Warmest months (with the highest average high temperature) are March and April (34°C).
Months with the lowest average high temperature are June, August, September, October and November (32°C).

  • Average low temperature in May: 24°C

The month with the highest average low temperature is May (24°C).
Coldest months (with the lowest average low temperature) are January, February and December (21°C).

Average rainfall in May - Monterrico, Guatemala
  • Average rainfall in May: 176mm

The wettest month (with the highest rainfall) is September (354mm).
Driest months (with the lowest rainfall) are January and February (1mm).

Average rainfall days in May - Monterrico, Guatemala
  • Average rainfall days in May: 17 days

Months with the highest number of rainy days are June and September (24 days).
The month with the lowest number of rainy days is February (3 days).

Average sea temperature in May - Monterrico, Guatemala
  • Average sea temperature in May: 30°C

Best months for swimming (with the highest average sea temperature) are April, May, June and August (30°C).
Coldest months (with the lowest average sea temperature) are January and February (28°C).

Average daylight in May / Average sunshine in May - Monterrico, Guatemala
  • Average daylight in May: 12.8h

Months with the longest days are June and July (Average daylight: 12.9h).
The month with shortest days is December (Average daylight: 11.3h).

  • Average sunshine in May: 9h

Months with most sunshine are February, March, April and May (Average sunshine: 9h).
The month with least sunshine is September (Average sunshine: 6h).

Average UV index in May - Monterrico, Guatemala
  • Average UV index in May: 12

Months with the highest UV index are February, March, April, May, June, July, August and September (UV index 12).
The month with the lowest UV index is December (UV index 9).