Last updated: April 22, 2025
El Castillo, Mexico experiences a mild December, characterized by maximum temperatures reaching 31°C (87°F) and an average of 18°C (65°F), providing a pleasant climate for visitors. Nights can be cooler, with temperatures dropping to a minimum of 6°C (42°F). The month sees 28 mm (1.1 in) of precipitation spread over 6 days, contributing to a high humidity level of 91%. This blend of warmth and moisture sets a unique atmosphere, making December an intriguing time to explore El Castillo's vibrant culture and stunning landscapes.
In December, El Castillo, Mexico, welcomes cooler temperatures as the year draws to a close. With nighttime lows dipping to 6°C (42°F) and average daytime highs around 31°C (87°F), visitors can enjoy a comfortable climate perfect for exploration. This month marks a subtle transition, as temperatures remain relatively mild compared to the sweltering high of 37°C (98°F) seen in April. As the average temperature stabilizes at 18°C (65°F), December offers a pleasant balance, making it an ideal time to experience the area's rich culture and stunning landscapes without the extreme heat of summer months.
In December, El Castillo, Mexico steps into a quieter phase of precipitation, registering only 28 mm (1.1 in) of rainfall across just 6 days. This sharp decline from the wetter months of the year, particularly the peak in September with 258 mm (10.2 in), marks a significant shift as the region transitions from the intense rainy season. Notably, this month's precipitation is among the lowest recorded, following the trend of diminishing rainfall witnessed since the heavy downpours of summer. As the year concludes, the landscape in El Castillo embraces a drier atmosphere, offering a stark contrast to the lush greenery that thrived during the wet months. The gradual tapering of rainfall not only reflects seasonal patterns but also sets the tone for the months ahead, paving the way for more arid conditions typical of the winter season.
In El Castillo, Mexico, December wraps up the year with a notable humidity level of 91%, consistent with the heightened moisture observed in the preceding months. Throughout the year, humidity remains relatively high, peaking in November at 91%, and showing a slight decrease in October. From the beginning of the year, where humidity starts at 88% in January, there is a gradual decline during the spring months, hitting a low of 81% in April, June, July, and even August. However, as the year shifts towards winter, humidity levels once again rise, reflecting a tendency for elevated moisture during the latter part of the year. This pattern underscores a humid climate that characterizes El Castillo, making the arrival of December's humidity a fitting end to the seasonal cycle.
In El Castillo, Mexico, the UV Index experiences dramatic seasonal shifts, peaking in the summer months. From January's moderate index of 8 to a staggering 14 in both June and July, the exposure trends are significant. Both April and May maintain a high index of 13, while February through October consistently hover in the extreme category, with burn times dropping to just 10 minutes. As the year closes in December, the index returns to 8, signaling a shift towards a very high exposure category, allowing for more safe sun enjoyment with a revised burn time of 15 minutes. This fluctuation underlines the importance of sun safety year-round, particularly during those scorching summer months. To learn more about how to protect yourself, check out the El Castillo UV Index.
UV Risk Categories
In El Castillo, Mexico, December welcomes about 284 hours of sunshine, a charming blend of warm days and cool evenings that beautifully wraps up the year. This month, while not the sunniest compared to the peak of summer in July (323 hours) and August (313 hours), still offers a delightful charm as the sunlight gradually dims towards winter. The trend shows a robust increase in sunshine from January's modest 213 hours to May's generous 316 hours. As the calendar flips, El Castillo’s residents and visitors alike can bask in the pleasant glow of December, reminiscent of the vibrant sunshine that characterizes the Mexican summer months. Overall, the gradual ebb and flow of hours of sunlight through the year creates a captivating rhythm of light and warmth that enchants all who experience it.
In El Castillo, Mexico, December brings a refreshing twist to the weather, boasting a 62% chance of sunny days. This marks a significant increase from the preceding months, with November at 36%, which hints at the onset of drier, sunnier conditions as the year draws to a close. This trend of improving sunshine in the winter months contrasts sharply with the summer season, where the likelihood of sun plummets to just 13% in June. As the season shifts, December stands out as an inviting time for outdoor activities, making it an ideal choice for travelers and locals alike to bask in the beautiful rays of sun that the month gracefully offers.
In El Castillo, Mexico, the daylight duration undergoes a gradual transformation throughout the year, showcasing the delightful rhythm of the seasons. As winter unfolds in December, residents experience a shorter day with only 10 hours of daylight—a noticeable dip from the 11 hours enjoyed in the preceding months. The year begins with consistent 11-hour days in January and February, which gradually stretch to 12 hours by March and April, reaching a peak of 13 hours during the summer months of May through July. As summer fades, the days begin to shorten again, transitioning smoothly back to 11 hours in October and November. This cyclical pattern not only marks the passage of time but also beautifully highlights the natural balance of light and shadow in this charming region.
In December, El Castillo, Mexico experiences a gentle breeze with an average wind speed of 1.5 m/s (3 mph), maintaining the calm and tranquil atmosphere characteristic of the region this time of year. A notable trend throughout the months is the consistency in lower wind speeds during the latter half of the year. While early months like January and February showcase slightly higher winds at 1.6 m/s, the variation narrows as the year progresses. This subtle shift reflects the area's serene winter climate, perfect for outdoor exploration and enjoying the scenic views without the distraction of strong winds. As the year wraps up, December's gentle air creates an inviting ambiance for visitors and residents alike.
The weather in El Castillo changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of December's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in El Castillo and find detailed weather information for every month.
December and January in El Castillo present mild temperatures with only subtle differences. In December, temperatures range from a minimum of 6°C (42°F) to a maximum of 31°C (87°F), while January sees slightly warmer temperatures, with a minimum of 8°C (47°F) and a maximum of 32°C (90°F). Precipitation increases from 28 mm (1.1 in) over 6 days in December to 49 mm (1.9 in) across 10 days in January. Additionally, humidity remains relatively high, with December at 91% and January dipping slightly to 88%. For more detailed insights, you can check the El Castillo weather in January.
December and February present mild yet distinct weather patterns. In December, temperatures range from a minimum of 6°C (42°F) to a maximum of 31°C (87°F), with an average of 18°C (65°F) and a high humidity of 91%. The month sees relatively low precipitation at 28 mm (1.1 in) over 6 days. By February, temperatures rise slightly, with a minimum of 7°C (44°F) and a maximum of 35°C (95°F), while the average nudges up to 19°C (67°F). Precipitation increases to 36 mm (1.4 in), remaining consistent with 6 rainy days, but humidity dips slightly to 86%. For a deeper look at February conditions, check out El Castillo weather in February.
In December, the weather tends to be milder with temperatures ranging from a minimum of 6°C (42°F) to a maximum of 31°C (87°F), averaging around 18°C (65°F). The month sees about 28 mm (1.1 in) of precipitation over approximately 6 days, along with high humidity levels at 91%. In contrast, March experiences warmer conditions, with temperatures starting at a minimum of 10°C (49°F) and peaking at 35°C (96°F), averaging 21°C (70°F). This month typically receives more precipitation, totaling 54 mm (2.1 in) over about 9 days, and the humidity is slightly lower at 84%. For more detailed information on March weather, you can check El Castillo weather in March.
In December, weather in El Castillo is characterized by mild temperatures, ranging from a minimum of 6°C (42°F) to a maximum of 31°C (87°F), with an average of 18°C (65°F). The month sees relatively low precipitation at 28 mm (1.1 in), occurring over 6 days, and high humidity at 91%. In contrast, April experiences warmer conditions, with temperatures varying from a minimum of 12°C (54°F) to a scorching maximum of 37°C (98°F) and an average of 23°C (75°F). However, it also brings increased rainfall, totaling 65 mm (2.6 in) over 11 days, alongside slightly lower humidity levels at 81%. For more detailed insights, check out El Castillo weather in April.
In December, the weather is characterized by milder temperatures, with a minimum of 6°C (42°F) and a maximum reaching up to 31°C (87°F). The average temperature stands at a comfortable 18°C (65°F), accompanied by a relatively low precipitation of 28 mm (1.1 in) over about 6 days, although the humidity is notably high at 91%.
In contrast, May brings much warmer conditions with a minimum temperature of 15°C (59°F) and a maximum soaring to 36°C (97°F), yielding an average of 25°C (76°F). However, this month experiences significantly more rainfall, totaling 139 mm (5.5 in) spread across 20 days, while humidity remains high but slightly lower at 82%. The dramatic differences in temperature and precipitation between these months highlight the transition from a drier, cooler December to a hotter, wetter May. For more detailed information, check out El Castillo weather in May.
In December, the weather is characterized by mild temperatures, with a minimum of 6°C (42°F) and an average of 18°C (65°F), peaking at a comfortable 31°C (87°F). The month sees relatively low precipitation levels of 28 mm (1.1 in) spread over about 6 days, accompanied by high humidity at 91%. In contrast, June experiences significantly warmer conditions, starting with a minimum temperature of 17°C (64°F) and averaging 24°C (76°F), while reaching a maximum of 34°C (94°F). However, June is also much wetter, with a striking 215 mm (8.5 in) of rainfall over approximately 25 days, and a slightly lower humidity of 81%. For more detailed information about June weather, you can visit El Castillo weather in June.
In December, El Castillo experiences milder weather with temperatures ranging from a minimum of 6°C (42°F) to a maximum of 31°C (87°F), making the average temperature a comfortable 18°C (65°F). The month sees relatively low precipitation at 28 mm (1.1 in) over 6 days, alongside high humidity levels at 91%. In contrast, July brings warmer temperatures, with a minimum of 17°C (63°F) and an average of 24°C (75°F), peaking again at 31°C (88°F). However, July is significantly wetter, experiencing 161 mm (6.4 in) of rainfall over 23 days while maintaining a slightly lower humidity at 81%. For more detailed insights on the July weather, visit El Castillo weather in July.
When comparing the weather in December and August, December offers milder temperatures with a minimum of 6°C (42°F) and an average of 18°C (65°F), while August remains warmer with a minimum of 17°C (63°F) and an average of 24°C (75°F). Both months reach a similar maximum temperature of around 31°C (88°F), yet August experiences significantly higher precipitation, with 212 mm (8.3 in) over 27 days, compared to just 28 mm (1.1 in) over 6 days in December. The humidity levels are also notable, with December being more humid at 91% compared to August's 82%. For those interested in specific weather patterns, you can check more details here: El Castillo weather in August.
December weather offers a milder temperature range with minimums around 6°C (42°F) and maximums reaching 31°C (87°F), presenting an average of 18°C (65°F). In contrast, September tends to be warmer, with minimum temperatures of 16°C (62°F) and maximums peaking at 32°C (91°F), averaging 24°C (75°F). However, September is significantly wetter, receiving 258 mm (10.2 in) of precipitation over 26 days, compared to December's 28 mm (1.1 in) and only 6 rainy days. Humidity levels are relatively similar, with December at 91% and September at 86%. For more detailed information, see El Castillo weather in September.
When comparing the weather in December and October, December tends to be cooler with average temperatures ranging from a minimum of 6°C (42°F) to a maximum of 31°C (87°F), while October experiences milder temperatures, averaging between 15°C (59°F) and 33°C (91°F). October also has significantly higher precipitation, with 141 mm (5.5 in) across 19 days, compared to December's 28 mm (1.1 in) over just 6 rainy days. Humidity levels are similar in both months, with December at 91% and October at 90%. For a detailed look at the conditions during October, you can visit El Castillo weather in October.
In comparing the weather between December and November, December tends to be slightly warmer during the day, with average temperatures of 18°C (65°F) compared to November's 20°C (68°F). While December has a higher maximum temperature of 31°C (87°F), it also experiences less precipitation, totaling 28 mm (1.1 in) over just 6 days, whereas November sees significantly more rain at 67 mm (2.6 in) over 15 days. Interestingly, both months maintain the same humidity level of 91%, which contributes to the overall feel of the tropical climate. For more detailed information, you can visit El Castillo weather in November.
December in El Castillo brings a refreshing change compared to the warmer months, with comfortable daytime temperatures averaging 18°C and peaking at a maximum of 31°C. The nights can get a bit chilly, dipping to 6°C, making it a perfect time for cozy evenings. This month usually sees increased humidity at around 91%, accompanied by light rainfall on about six days, contributing to a lush, vibrant landscape. Overall, the cooler temperatures and increased precipitation offer a delightful contrast to the typical heat, making December an ideal time for those seeking a more temperate experience. For more details on the weather throughout the year, check out El Castillo Climate.