Last updated: August 27, 2025
In December, the average temperature in San Mateo Nejapam, Mexico hovers around 21°C (69°F), with minimums dipping to 6°C (43°F) and maximums reaching up to 32°C (90°F). Expect a relatively dry month with only 3 mm (0.1 in) of precipitation over 0 days. The average humidity sits comfortably at 70%, making for pleasant conditions to explore the area!
In December in San Mateo Nejapam, the average temperature is 21°C (69°F). Maximum temperatures can reach 32°C (90°F), and minimums can drop as low as 6°C (43°F). This range of temperatures makes it an excellent time for travelers to explore San Mateo Nejapam, whether they prefer warm afternoons or cooler evenings.
In San Mateo Nejapam in December, the precipitation amount is 3 mm (0.1 in) during a total of 0 days.
In San Mateo Nejapam in December, humidity is 70%. With an average temperature of 21°C (69°F), this humidity feels like a warm blanket that envelops you as you travel, making you feel sticky and a bit lethargic, yet it adds a certain tropical charm to your adventures.
In San Mateo Nejapam in December, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in San Mateo Nejapam.
UV Risk Categories
Weather in San Mateo Nejapam varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in San Mateo Nejapam, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 20°C (69°F) | 4 mm (0.1 inches) | 65% | very high |
| February Weather | 22°C (72°F) | 3 mm (0.1 inches) | 61% | extreme |
| March Weather | 24°C (75°F) | 5 mm (0.2 inches) | 59% | extreme |
| April Weather | 25°C (77°F) | 12 mm (0.5 inches) | 62% | extreme |
| May Weather | 25°C (78°F) | 58 mm (2.3 inches) | 73% | extreme |
| June Weather | 23°C (74°F) | 192 mm (7.6 inches) | 78% | extreme |
| July Weather | 23°C (73°F) | 142 mm (5.6 inches) | 79% | extreme |
| August Weather | 22°C (73°F) | 198 mm (7.8 inches) | 82% | extreme |
| September Weather | 22°C (72°F) | 249 mm (9.8 inches) | 82% | extreme |
| October Weather | 22°C (72°F) | 98 mm (3.8 inches) | 79% | extreme |
| November Weather | 21°C (71°F) | 14 mm (0.5 inches) | 72% | very high |
| December Weather | 21°C (69°F) | 3 mm (0.1 inches) | 70% | very high |