Guatemala weather in September 2025
Guatemala weather in September 2025
Day
24 °C
Night
14 °C
Sea
30 °C
Precipitation
308 mm
in month
Rainy days
22 days
in month
Daylight
12 hours
average
Sunshine
6 hours
average
Humidity
85 %
Day
24 °C
Night
14 °C
Sea
30 °C
Precipitation
308 mm
in month
Rainy days
22 days
in month
Daylight
12 hours
average
Sunshine
6 hours
average
Humidity
85 %
Overview: Guatemala
Travel information
Flights
to
Activities
in Guatemala
Weather charts for Guatemala
Data backed by 40 years of history
We make the most from 40 years of historical weather data to predict the best weather conditions.
Selection of world's favourite destinations
Deciding on where to go for a holiday is hard sometimes. Get inspired by the most popular destinations.
16 500 000 weather records
We aggregate data from combining multiple weather sources to ensure accuracy of the highest order.
Find more destinations like this
Activities in Guatemala
Destinations in Guatemala
Destinations with similar weather to Guatemala
Weather overview and FAQs
Weather overview
In September in Guatemala, the average air temperature ranges from 24 °C (75 °F) during the day to 14 °C (58 °F) at night. There are 22 days of rain on average, where the rainfall is 308 mm (12.12 in).
Are there good conditions to visit in September in Guatemala?
Guatemala can be visited in September - the weather will be moderate. The temperature of 14 °C (58 °F) at night may make it better to dine inside or to put on more clothes for a dinner outside. In September in Guatemala, there is a wet season, which means that it could rain more often there during your stay.
How many hours of sun to expect in September in Guatemala?
In September in Guatemala, you can expect around 6 hours of sunshine.
What is the temperature in Guatemala during the day in September?
In Guatemala in September, the average daily temperatures will be 24 °C (75 °F). A comfortable temperature for most people, where it is neither too cold nor too hot, and a large number of activities can be carried out comfortably, including sunbathing by the water. Lighter clothing will be suitable - shorts, skirts, t-shirts, jackets; a light sweater and long trousers may also be useful.
How many rainy days can I expect in September in Guatemala?
In September in Guatemala, we can expect 22 days to be rainy, that is, days when precipitation exceeds 2 mm (0.08 in). Converted to days of the week, this means that it will occur on an average of 5.0 days of the week, or in general - 72 % days.
How heavy is the precipitation in September in Guatemala?
In September in Guatemala, there is 308 mm (12.12 in) rainfall, which means on average 10 mm (0.41 in) rainfall per day.
What is the night temperature in September in Guatemala?
The average night temperature in Guatemala in September is 14 °C (58 °F). Nights can be cooler, morning running can be refreshing but choose appropriate clothing, evening outdoor sitting can be pleasant but you can also be cold.
What is the humidity in September in Guatemala?
Humidity in Guatemala in September is 85 %. This humidity is rather above average, but except for sensitive individuals, it should not be a problem.
Is there a wet season in September in Guatemala?
Yes, in Guatemala in September there is a wet season with 22 days, when there is rain in a month.
Is the weather in Guatemala warmer in September than in August?
No, in Guatemala in September the temperature is not higher than in August.
How windy is Guatemala in September?
An average wind scale that can be expected in Guatemala in September is 2. It is rather a milder or unnoticeable wind, therefore it will not bother you during your holiday.
Is Guatemala rainier in September than in August?
Yes, in Guatemala in September it rains more than in August.
How long is the day (from dawn till dusk) in Guatemala in September?
The length of daylight in Guatemala in September is 12 hours.