September weather forecast
Antigua Guatemala, Guatemala

September is characterized by another surge in rainfall in Antigua Guatemala, with quantities touching 220mm (8.66"), marking the highest recorded for the latter part of the year. There is a marginal decrease in temperatures that barely impacts the warmth of the city environment. Daylight and sunshine hours closely shadow each other, bringing an appealing uniformity to the daily schedule. The UV index declines slightly from the high range, but sun protection remains as important as ever.

Temperature

During September, Antigua Guatemala observes a subtle ascent to a still moderately hot 23.1°C (73.6°F) from August's 23.8°C (74.8°F) in the average high-temperature. In Antigua Guatemala, September nights witness a steady temperature drop to a mild 14.4°C (57.9°F).

Rainfall

In Antigua Guatemala, during September, the rain falls for 26 days and regularly aggregates up to 220mm (8.66") of precipitation. In Antigua Guatemala, Guatemala, during the entire year, the rain falls for 190 days and collects up to 1065mm (41.93") of precipitation.

Daylight

The average length of the day in September in Antigua Guatemala is 12h and 13min.
On the first day of the month, sunrise is at 05:50 and sunset at 18:14. On the last day of September, in Antigua Guatemala, sunrise is at 05:52 and sunset at 17:52 CST.

Sunshine

September and October, with an average of 6h of sunshine, are months with the least sunshine.

UV index

February through October, with an average maximum UV index of 12, are months with the highest UV index in Antigua Guatemala. A UV Index reading of 11, and higher, represents an extreme threat to health from exposure to the Sun's UV radiation for the average person.
Note: During September, 12 as the daily maximum UV index converts into the following advice:
Undertake all critical precautions. Protection from sun harm is vital. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.