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Petapa Weather by Month
Average temperatures, rainfall and humidity for Petapa, Guatemala, month by month, built from OpenWeather’s historical records. Use it to see what a typical Petapa month looks like before you travel — then check the live Petapa forecast for the days ahead.
Warmest month
April
28°C average high
Coolest month
January
14°C average low
Wettest month
June
114 mm of rain
Driest month
January
2 mm of rain
Average temperature and rainfall in Petapa by month
Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.
| Month | Avg high | Avg low | Record low / high | Rainfall | Humidity | Wind |
|---|---|---|---|---|---|---|
| January | 25°C | 14°C | 5°C / 32°C | 2 mm | 74% | 19 km/h |
| February | 26°C | 14°C | 7°C / 36°C | 5 mm | 71% | 19 km/h |
| March | 27°C | 16°C | 9°C / 33°C | 22 mm | 71% | 18 km/h |
| April | 28°C | 17°C | 9°C / 34°C | 38 mm | 72% | 15 km/h |
| May | 27°C | 18°C | 14°C / 35°C | 68 mm | 78% | 12 km/h |
| June | 26°C | 17°C | 11°C / 34°C | 114 mm | 84% | 11 km/h |
| July | 27°C | 17°C | 13°C / 34°C | 56 mm | 79% | 17 km/h |
| August | 27°C | 17°C | 14°C / 34°C | 62 mm | 80% | 15 km/h |
| September | 26°C | 17°C | 14°C / 34°C | 90 mm | 84% | 11 km/h |
| October | 25°C | 17°C | 10°C / 32°C | 77 mm | 83% | 13 km/h |
| November | 25°C | 16°C | 10°C / 33°C | 22 mm | 78% | 19 km/h |
| December | 25°C | 15°C | 8°C / 32°C | 6 mm | 76% | 20 km/h |
Best time to visit Petapa
The most comfortable time to visit Petapa is generally November to January, balancing mild daytime temperatures against the driest stretch of the year. Temperatures stay fairly even all year and rain concentrates around June, totalling about 563 mm a year.
Travellers who prefer heat should aim for April, when highs average 28°C. June is the month to avoid if rain would spoil your plans — it averages 114 mm, roughly 53× the rainfall of the driest month (January).
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Petapa forecast for what is happening now.