Is Ciudad Tecún Umán hot in May?
Days are typically very hot at 37°C, while nights average 24.2°C.
Guatemala · 1991–2020 normal
Typical May weather in Ciudad Tecún Umán: 37°C by day, 24.2°C at night, 134 mm of rain over 9.3 wet days. These are measured 1991–2020 station normals, not a forecast.
In the year-round weather comparison, May scores 21 out of 100 (January leads the year at 52). Daylight is calculated as 12 h 48 from latitude 14.68°. Open-water sea temperature is 30.1°C (26 km from the place centre).
May at a glance
Plain answers from the measured climate record—not a forecast or a promise about a particular trip.
Days are typically very hot at 37°C, while nights average 24.2°C.
The measured monthly average is 134 mm across about 9 wet days.
There are about 12 h 48 between sunrise and sunset at mid-month, calculated from the place latitude.
May ranks 7 of 12 in our weather comparison; January ranks first.
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The nearest open-water NOAA OISST 1991–2020 cell averages 30.1°C in May. A sheltered bay can run warmer than that open-water cell.
The evidence behind this page
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The weather comparison for Ciudad Tecún Umán is based on climate evidence, not payments from travel companies. Flight, accommodation and activity links will be clearly labelled when they are added; there are no booking offers on this page today.
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