Best Time to Visit Guatemala City
The best time to visit Guatemala City is November to April, when the average temperature is 19–23°C and rainfall is low for Guatemala City, at 5–43 mm a month.
Guatemala City weather by month
The wettest month in Guatemala City is September with 243 mm of rain, and the warmest is April at an average 23°C. The coolest is December at 19°C.
| Month | Average temperature | Rainfall | Verdict |
|---|---|---|---|
| January | 19°C / 67°F | 5 mm | Best |
| February | 21°C / 69°F | 7 mm | Best |
| March | 22°C / 72°F | 12 mm | Best |
| April | 23°C / 74°F | 41 mm | Best |
| May | 23°C / 73°F | 163 mm | Wet |
| June | 22°C / 71°F | 225 mm | Wet |
| July | 21°C / 70°F | 172 mm | Wet |
| August | 21°C / 70°F | 223 mm | Wet |
| September | 21°C / 69°F | 243 mm | Wet |
| October | 20°C / 69°F | 191 mm | Wet |
| November | 19°C / 67°F | 43 mm | Best |
| December | 19°C / 66°F | 8 mm | Best |
How we pick the best months
- Best: an average temperature of 15–28°C and low rainfall for Guatemala City: under 150 mm, and no more than 129 mm, a quarter above Guatemala City's median month (never set below 60 mm).
- If no month qualifies, we show the three driest months that average 10–30°C instead.
- Wet: 150 mm of rain or more. Rainy: more than 129 mm. Hot: 29°C or more on average. Cool: under 15°C. Cold: under 5°C.
Averages cover day and night, so afternoons are warmer than the figure shown. Weather is only one reason to pick a month: school holidays, festivals and prices matter too.
Search flights to Guatemala City
Picked a month? Compare fares to Guatemala City (GUA) for your dates.
Book a hotel in Guatemala City
Find hotels in Guatemala City
Hotels, hostels & more · Trip.com
Where these numbers come from
Monthly averages for January 2001 – December 2020 from the NASA POWER project, for the area around La Aurora International (GUA) at 14.58, -90.53. The model covers a grid about 50 km across, so a coastal or hilly spot can run a degree or two different. Retrieved 12 September 2026.
The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center (LaRC) Prediction of Worldwide Energy Resource (POWER) Project funded through the NASA Earth Science/Applied Science Program.