December weather forecast
Antigua Guatemala, Guatemala

December in Antigua Guatemala commemorates the official end of the wet season with a paltry 5mm of rainfall, making it an enticing period for travelers and tourists. The temperature cooperatively dips down to its lowest levels of the year, contributing to a comfortably cool climate. A decrease in the length of daylight hours invites a late year calmness. However, despite these calm conditions, the UV index remains high, warranting ongoing use of sun protection, unveiling that every weather phase in Antigua Guatemala has its unique charm.

Temperature

December is the coldest month, with an average high-temperature of 22.3°C and an average low-temperature of 11.3°C.

Rainfall

In Antigua Guatemala, during December, the rain falls for 8 days and regularly aggregates up to 5mm of precipitation. Throughout the year, in Antigua Guatemala, Guatemala, there are 190 rainfall days, and 1065mm of precipitation is accumulated.

Daylight

The month with the shortest days in Antigua Guatemala is December, with an average of 11h and 18min of daylight.
On the first day of the month, sunrise is at 06:12 and sunset at 17:31. On the last day of December, sunrise is at 06:27 and sunset at 17:44 CST.

Sunshine

January through May and December, with an average of 8h of sunshine, are months with the most sunshine.

UV index

With an average maximum UV index of 9, December is the month with the lowest UV index. A UV Index value of 8 to 10 symbolizes a very high health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: In December, an average UV index of 9 transforms into the following instructions:
Immediate damage can occur to skin and eyes if left unprotected. Always take necessary precautions. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.