Last updated: August 23, 2025
In June, the average temperature in San Juan Ostuncalco, Guatemala hovers around 21°C (70°F), with a minimum of 16°C (61°F) and a maximum of 28°C (82°F). Expect a fair amount of rain, with 561 mm (22.1 in) of precipitation spread over 29 days. The air is quite humid too, with an average humidity level of 66%.
In June in San Juan Ostuncalco, the average temperature is 21°C (70°F). The maximum can reach 28°C (82°F) and the minimum can be as low as 16°C (61°F). This pleasant climate makes San Juan Ostuncalco an ideal destination for travelers seeking comfortable weather and outdoor activities.
In San Juan Ostuncalco in June, the total precipitation amount reaches 561 mm (22.1 in), spread over 29 days.
In San Juan Ostuncalco in June humidity is 66%. With an average temperature of 21°C (70°F), this humidity feels like a warm embrace, making it comfortable for leisurely strolls but slightly sticky for longer excursions.
In San Juan Ostuncalco in June, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in San Juan Ostuncalco, you can check here.
UV Risk Categories
Weather in San Juan Ostuncalco varies notably across the year, with each month offering distinct climate conditions. This page compares June’s weather to other months in San Juan Ostuncalco, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 19°C (67°F) | 51 mm (2.0 inches) | 76% | extreme |
| February Weather | 20°C (68°F) | 62 mm (2.5 inches) | 68% | extreme |
| March Weather | 20°C (68°F) | 134 mm (5.3 inches) | 59% | extreme |
| April Weather | 21°C (69°F) | 248 mm (9.8 inches) | 57% | extreme |
| May Weather | 21°C (70°F) | 702 mm (27.6 inches) | 65% | extreme |
| June Weather | 21°C (70°F) | 561 mm (22.1 inches) | 66% | extreme |
| July Weather | 21°C (70°F) | 461 mm (18.2 inches) | 75% | extreme |
| August Weather | 21°C (70°F) | 588 mm (23.1 inches) | 82% | extreme |
| September Weather | 21°C (69°F) | 604 mm (23.8 inches) | 82% | extreme |
| October Weather | 21°C (69°F) | 528 mm (20.8 inches) | 83% | extreme |
| November Weather | 20°C (69°F) | 224 mm (8.8 inches) | 80% | extreme |
| December Weather | 20°C (68°F) | 71 mm (2.8 inches) | 76% | very high |