Last updated: August 23, 2025
In May, the average temperature in San Jacinto, Guatemala is a pleasant 25°C (78°F), with daily highs reaching up to 36°C (97°F) and lows dipping to 17°C (63°F). Expect about 143 mm (5.6 in) of precipitation over 19 days, maintaining an average humidity of 51%. It's a great time to visit, just be prepared for some wet days!
In May in San Jacinto, the average temperature is 25°C (78°F), with maximums reaching 36°C (97°F) and minimums dropping to as low as 17°C (63°F). This pleasant climate makes San Jacinto an ideal destination for travelers looking to enjoy warm weather activities during this time.
In San Jacinto in May, the total precipitation amount is 143 mm (5.6 in) spread over 19 days.
In San Jacinto in May, humidity is 51%. With an average temperature of 25°C (78°F), this humidity feels like a warm embrace, making it perfect for leisurely strolls, yet travelers should stay hydrated to fully enjoy the vibrant sights without feeling sluggish.
In San Jacinto in May, 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 Jacinto, you can check here.
UV Risk Categories
Weather in San Jacinto varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in San Jacinto, focusing on differences in temperature, rainfall, humidity, and UV levels.
Temperature | Precipitation | Humidity | UV | |
---|---|---|---|---|
January Weather | 20°C (68°F) | 15 mm (0.6 inches) | 80% | extreme |
February Weather | 22°C (71°F) | 14 mm (0.6 inches) | 72% | extreme |
March Weather | 22°C (73°F) | 13 mm (0.5 inches) | 61% | extreme |
April Weather | 25°C (77°F) | 23 mm (0.9 inches) | 53% | extreme |
May Weather | 25°C (78°F) | 143 mm (5.6 inches) | 51% | extreme |
June Weather | 24°C (75°F) | 225 mm (8.8 inches) | 52% | extreme |
July Weather | 23°C (74°F) | 108 mm (4.3 inches) | 58% | extreme |
August Weather | 24°C (75°F) | 172 mm (6.8 inches) | 63% | extreme |
September Weather | 24°C (75°F) | 201 mm (7.9 inches) | 71% | extreme |
October Weather | 23°C (74°F) | 184 mm (7.2 inches) | 79% | extreme |
November Weather | 21°C (70°F) | 63 mm (2.5 inches) | 79% | very high |
December Weather | 20°C (69°F) | 21 mm (0.8 inches) | 74% | very high |