May weather forecast
Colomba, Guatemala

The last month of the spring, May, is also a hot month in Colomba, Guatemala, with temperature in the range of an average high of 31.5°C (88.7°F) and an average low of 22.7°C (72.9°F).

Temperature

In May, Colomba's weather conditions record an average high-temperature of a still hot 31.5°C (88.7°F), demonstrating little divergence from the preceding month. Colomba experiences an average nighttime temperature of 22.7°C (72.9°F) in the month of May.

Heat index

The average heat index in May is calculated to be a very hot 39°C (102.2°F). Undertake enhanced precautions, heat exhaustion and heat cramps are possible risks. Continuous activity could trigger heatstroke.
Observations indicate that the heat index values are for shady locations with light wind. Uninterrupted exposure to the sun may boost the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. The influence of weather is personal, differing among individuals based on variations in body mass, stature, and the degree of physical exertion. Being under direct sunshine can magnify the heat experience, possibly pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Children often overlook the need for breaks and fluid intake. Thirst is a late-stage sign of dehydration - hence, it is necessary to stay hydrated, especially during extended periods of physical activities.
Perspiration, followed by sweat evaporation, is the human body's chief method to maintain a balanced temperature. With an abundance of moisture present in the air, the process of evaporation becomes less effective, and the body fails to cool down as it should, leading to the sensation of overheating. Heat-related disorders may develop if heat gain in the body overshadows its cooling capacity, leading to elevated temperatures.

Humidity

In May, the average relative humidity is 71%.

Rainfall

May is the month with the most rainfall in Colomba, Guatemala. Rain falls for 26.8 days and accumulates 261mm (10.28") of precipitation.

Daylight

The average length of the day in May in Colomba, Guatemala, is 12h and 49min.
On the first day of May in Colomba, sunrise is at 05:43 and sunset at 18:24. On the last day of the month, sunrise is at 05:36 and sunset at 18:32 CST.

Sunshine

In May, the average sunshine is 11.2h.

UV index

The months with the lowest UV index in Colomba, Guatemala, are January, May, June, August through December, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: An average UV index of 6 in May transforms into this advice:
Deflect overexposure. Sun protection is a necessity. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.