The highest day temperature in September 2023 was 80°F. The lowest night temperature was 59°F. The average values for day and night temperatures during September were 76.9°F и 61.5°F respectivly.

Most of the days in September are gloomy but you can also expect sunny days.

Precipitation total in September for Guatemala is 15.4 in. It makes september the most rainy month of the year.

The average wind speed in September is 3.6 mph. It makes September the most windless month of the year for Guatemala.

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Guatemala in September is 5.7 hours.