The weather in September in Guatemala
It's warm in September in Guatemala with an average temperature of 27°C. Temperatures this month range from a low of 26°C to a high of 28°C. At night, you can expect temperatures between 17°C and 18°C.
Looking for sun? September isn’t a good month to be in Guatemala. The temperature is nice, but there’s too much chance of rain.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in September for Guatemala. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 33°C in 2021, Guatemala reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 19°C in 2017. The extreme nighttime temperatures ranged from a lowest recorded value of 12°C to a highest value of 21°C.
Rainfall amount
In September, there is an average of 242 mm of precipitation, spread over 27 days. The wind speed is around 3 Bft, mostly coming from the East.
Daily weather in September for Guatemala
Click on any day in September to get detailed info about the usual weather on that day in Guatemala. Check out the historical temperatures and precipitation over the past 10 years on this day.
September weather comparison
| Guatemala | New York | |
|---|---|---|
| Average temperature | 27°C | 27°C |
| Max. temperature | 28°C | 31°C |
| Min. temperature | 17°C | -5°C |
| Total precipitation | 242 mm | 57 mm |
| Rainy days | 27 days | 9 days |
Start of September
The month of September starts in Guatemala with hot temps, averaging around 27°C during the day and nights around 17°C.
Mid September
By mid-September, daytime temps rise to around 28°C, with nights around 18°C. There’s a high chance of precipitation during this time.
End of September
By the end of September, the average daytime temperature in Guatemala is around 27°C, while nighttime temps are about 18°C. There’s a significant chance of many days with precipitation.
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UV index
The UV index is a maximum of 9 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
The hurricane season in Guatemala runs from June to November.
Check out the climate of Guatemala for all months and discover the best travel time
The climate in Guatemala is based on weather data from Antigua. Other spots might have different weather. You can check out all destinations in Guatemala to get the full picture of the climate.
Temperature charts
These charts show the average temperatures in September in Guatemala. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in September in Guatemala
Temperature in September in Guatemala over the years
Precipitation charts
These charts show the average amount of precipitation in September in Guatemala. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in September in Guatemala
Total precipitation in September in Guatemala over the years
Daily UV index in September in Guatemala
This chart shows the average daily UV index in September in Guatemala, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Weather experiences in September in Guatemala
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Average weather in Guatemala by month
Click on a month below to see detailed weather info for Guatemala. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.