Temperatures in September
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.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Guatemala in September. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of September
The month of September starts in Guatemala with hot temperatures, averaging around 27°C during the day and nights close to 17°C. Plenty of days with a chance of precipitation.
Since temperatures can differ between day and night, it’s a good idea to dress in layers.
Mid-September
By mid-September, the average daytime temperature rises to around 28°C, with nights close to 18°C. The chance of precipitation is high during this period.
Temperatures vary between day and night, so it’s smart to wear layers.
End of September
By the end of September, the average daytime temperature in Guatemala will be around 27°C, with nights close to 18°C. There’s a significant chance of many days with precipitation.
As it gets cooler in the evening, it’s best to wear layers.
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Precipitation in September
In September, there is an average of 242 mm of precipitation, spread over 26 days. The wind speed is around 3 Bft, mostly coming from the East.
With an average precipitation chance of 87% this month, rainy days are almost inevitable.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in September for Guatemala. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Guatemala in September |
UK | ||
|---|---|---|---|
 Average Temperature |
27°C | 20°C | |
 High Temp |
28°C | 22°C | |
| Low Temp |
26°C | 17°C | |
 Total Precipitation |
242 mm | 44 mm | |
| Rainy Days |
26 days | 8 days | |
August
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.
Is September a good time to visit Guatemala?
After some sun? Then September isn’t the best time to be in Guatemala. The temperature is pleasant, but there’s too much chance of rain this month.
The hurricane season in Guatemala runs from June to November.
Temperature records for Guatemala in September
With 33°C, Guatemala hit the highest temperature in the last 10 years in September 2021. The lowest daytime temperature in this month was 19°C in 2017. The extreme night temperatures ranged from a low of 12°C to a high of 21°C.
Check out the climate of Guatemala for all months and discover the best travel time
The climate of Guatemala is based on weather data from Antigua. Other locations might have different weather. You can check out all destinations in Guatemala for a full picture of the climate.
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Daily Temperature in September in Guatemala
This chart shows the average daily temperatures, both day and night, for each day in September in Guatemala, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in September in Guatemala
The chart below shows the average daily precipitation in September for Guatemala, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for September, you can expect around 26 days of rain in Guatemala.
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.
Temperature in September in Guatemala Over the Years
This chart shows the average temperature in September in Guatemala, measured in degrees Celsius, over the past years.
Total Precipitation in September in Guatemala Over the Years
This chart shows the average precipitation in September in Guatemala, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in September for Guatemala
Click on a specific day in September for detailed info on the typical weather on that day in Guatemala. Check out the historical temperatures and precipitation over the past 10 years on this day.
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.
Or check out the climate of Guatemala for all months at once
