Last updated: April 22, 2025
Experience December in La Unión, Mexico, where temperatures create a delightful backdrop for outdoor activities. With highs reaching a warm 34°C (93°F) and an average of 27°C (80°F), visitors can immerse themselves in the vibrant local culture. Nights bring refreshing coolness, dropping to a pleasant 18°C (64°F), perfect for stargazing. This month also boasts an impressive 0 days of rain, with only 2 mm (0.1 in) recorded, ensuring clear skies. The humidity stays around 75%, adding a mild tropical feel to the atmosphere, making it an ideal time to explore this beautiful coastal destination.
In December, La Union, Mexico, experiences a delightful transition in temperatures that hint at the warmth of the approaching winter. With a minimum temperature of 18°C (64°F), the cool mornings make for a refreshing start to the day. As the sun rises, the average daytime temperature hovers around a comfortable 27°C (80°F), creating the perfect backdrop for outdoor adventures and festive celebrations. Activity levels rise with maximum temperatures reaching 34°C (93°F), infusing the afternoons with warmth and vibrancy. Overall, December offers a pleasant mix of warmth and coolness, setting the stage for enjoyable experiences in this charming coastal destination.
In December, La Union, Mexico experiences a significant drop in precipitation, recording only 2 mm (0.1 in) over the entire month, with no rainy days to speak of. This stark contrast follows a wet season that peaks from May through October, where rainfalls regularly surpass 200 mm and rainfall days are plentiful. December’s dry spell marks the end of the rainy season, offering a brief respite before the cycle begins anew. As the year concludes, the region transitions into a drier phase, highlighting the stark variability in La Union's climate and providing locals and visitors alike with clear, sunny skies just in time for the holidays.
In December, La Union, Mexico experiences a noticeable shift in humidity levels, settling at 75%. This represents a slight decline from the peak summer months, where humidity soared to around 82% in August and remained high into October. The year begins with relatively lower humidity, starting at 70% in January and gradually taking a dip to 64% by March. However, as the months progress towards summer, the humidity consistently rises, peaking in July and August. By December, the humidity level strikes a balance, showing a trend of characteristic seasonal fluctuation. This decrease in humidity from the summer height not only makes for a more comfortable climate but also hints at the approaching cooler months of winter.
In December, La Union, Mexico, maintains a UV Index of 9, categorized as very high, which allows for a burn time of 15 minutes. This marks a slight decline from the extreme levels observed throughout the summer months, where the index peaked at 14 for an extended stretch. Interestingly, the trend showcases a gradual decrease in UV intensity as the year wraps up, dropping from the extreme values of March through November. Despite this reduction, December still demands caution, highlighting the importance of sun protection for outdoor activities. For more details and to stay informed about the UV levels in La Union, visit La Union UV Index.
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December in La Union, Mexico, shines brightly with 317 hours of glorious sunshine, marking it as one of the sunniest months of the year. This trend of abundant sunlight continues from November, which boasts 304 hours, leading into a vibrant holiday season filled with warmth and outdoor activities. As the year draws to a close, La Union experiences its second-highest monthly sunshine, a significant uptick compared to the earlier months like June (259 hours) and September (267 hours). This consistent increase in sunlight from the fall months creates an inviting backdrop for visitors and locals alike, who can revel in the splendor of bright days and clear skies in this beautiful coastal town.
In La Union, Mexico, December stands out as a month of abundant sunshine, boasting a notable 82% chance of clear skies. This trend mirrors the sunny disposition of February, indicative of a climatic pattern that transitions towards sunnier days as the year closes. Following the relatively cloudy months of summer, where sunshine dips to as low as 11% in June, December offers a robust recovery. Notably, the likelihood of sunny weather improves significantly from November's 63%, making it an ideal time for outdoor activities and soaking up the sun. Embrace the cheerful warmth as the holiday season unfolds in this sun-kissed locale!
In La Union, Mexico, the daylight duration follows a rhythmic pattern throughout the year. Starting with 11 hours of daylight in both January and February, the days gradually lengthen to a peak of 12 hours from March to September, marking the vibrant summer months. As the year enters October, the daylight begins to wane again, returning to 11 hours in November and December. This cyclical shift highlights the region's balanced exposure to sunlight, creating a comfortable environment with consistent daylight, perfect for outdoor adventures and enjoying the beautiful landscape.
As December unfolds in La Union, Mexico, the gentle whispers of the wind linger at an average speed of 1.2 m/s (3 mph), mirroring the tranquil conditions that have characterized the latter part of the year. This consistency in wind speed, similar to November, marks a subtle decline from the breezier months of early spring, where gusts reached higher levels of 1.6 m/s in both April and February. The steady conditions make December a perfect time for reflection and relaxation, as the silky winds distract from the bustling activity of the previous months. Overall, La Union's December air conveys a sense of calm, inviting both locals and visitors to embrace the serene coastal ambiance.
The weather in La Union 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 La Union and find detailed weather information for every month.
In December, the weather is characterized by a comfortable average temperature of 27°C (80°F) and a max temperature reaching 34°C (93°F), with a humidity level of 75%. There is no recorded precipitation during the month, making it an excellent time for outdoor activities. In contrast, January sees a slightly cooler minimum temperature of 17°C (63°F) and a peak of 35°C (95°F), while maintaining the same average temperature of 27°C (80°F). The humidity decreases to 70%, yet, like December, there are no days of precipitation. For more detailed insights into January weather, check out La Union weather in January.
In December, the weather is typically warm with temperatures ranging from a minimum of 18°C (64°F) to a maximum of 34°C (93°F), resulting in an average of 27°C (80°F). With a humidity level of 75% and virtually no precipitation, the month offers dry and comfortable conditions. In contrast, February experiences slightly warmer weather, with average temperatures peaking at 28°C (82°F) and highs reaching up to 36°C (96°F). Humidity drops to 68%, and just like December, there is negligible precipitation at only 1 mm (0.0 in), making it an equally dry month. For more detailed insights, check La Union weather in February.
In December, temperatures range from a minimum of 18°C to a maximum of 34°C, with an average of 27°C, creating a warm climate. The month is characterized by minimal rainfall, with only 2 mm recorded and no rainy days, contributing to a relatively high humidity level of 75%. In contrast, March experiences slightly higher temperatures, with a minimum of 21°C and a maximum of 36°C, averaging 29°C. Like December, it sees minimal precipitation of 2 mm and no rainy days, though humidity drops to 64%, making it feel drier. For more detailed insights into the weather during this month, visit La Union weather in March.
In December, the weather is typically warm, with temperatures ranging from a minimum of 18°C (64°F) to a maximum of 34°C (93°F) and an average of 27°C (80°F). The month is generally dry, with no recorded days of precipitation and a humidity level of 75%. In contrast, April experiences even warmer temperatures, with a minimum of 21°C (70°F), an average of 30°C (86°F), and a peak of 38°C (100°F). April also sees more precipitation, totaling 18 mm (0.7 in) over four days, and a slightly lower humidity level of 67%. To learn more about the specific weather conditions in April, you can visit La Union weather in April.
In December, the weather is characterized by warm temperatures, with a minimum of 18°C (64°F) and an average of 27°C (80°F), peaking at 34°C (93°F). The month is remarkably dry with only 2 mm of precipitation and no rainy days, alongside a humidity level of 75%. In contrast, May experiences hotter conditions, with temperatures ranging from a minimum of 23°C (74°F) to a maximum of 37°C (99°F) and an average of 29°C (84°F). This month also brings significant rainfall, accumulating 174 mm (6.9 in) over 19 days, while humidity remains relatively stable at 74%. For more detailed information, check out La Union weather in May.
In December, the weather is generally warm and dry, with temperatures ranging from a minimum of 18°C (64°F) to a maximum of 34°C (93°F) and an average of 27°C (80°F). There is virtually no rainfall, with only 2 mm recorded and no rainy days, resulting in a humidity level of 75%. In contrast, June experiences higher temperatures, with lows of 23°C (74°F) and highs peaking at 35°C (95°F), while the average temperature is slightly warmer at 28°C (82°F). However, June is characterized by significant rainfall, recording 241 mm over 20 days, which raises the humidity to 78%. For more detailed information about June weather, you can visit La Union weather in June.
In December, the weather is generally warm and dry, with temperatures ranging from a minimum of 18°C (64°F) to a maximum of 34°C (93°F) and an average of 27°C (80°F). There is minimal precipitation at just 2 mm (0.1 in) over the entire month, contributing to a comfortable humidity level of 75%. In contrast, July experiences slightly higher temperatures, with minimums of 22°C (73°F) and maximums reaching 36°C (98°F), averaging around 28°C (83°F). This month is characterized by increased humidity at 81% and frequent rainfall, accumulating to 75 mm (3.0 in) over 9 days. For more detailed information, check La Union weather in July.
When comparing the weather of December and August, it’s clear that August tends to be hotter and much wetter. In December, temperatures range from a minimum of 18°C (64°F) to a maximum of 34°C (93°F), with an average of 27°C (80°F) and almost no precipitation, only 2 mm over the entire month. Conversely, August sees higher temperatures, with a minimum of 22°C (72°F) and a scorching maximum of 36°C (97°F), averaging 28°C (83°F). However, it also brings significant rainfall, accumulating 175 mm (6.9 in) over 17 rainy days, leading to increased humidity levels at 82%. For a deeper insight into August weather specifics, you can check out La Union weather in August.
In December, the weather is generally warmer and drier compared to September. December experiences an average temperature of 27°C (80°F), with minimums around 18°C (64°F) and maximums reaching up to 34°C (93°F). In stark contrast, September boasts higher humidity levels at 80% and significantly more rainfall, with an average of 278 mm (10.9 in) over 19 days. This makes September feel much wetter and muggier, despite an average temperature of 28°C (82°F) and a maximum of 35°C (95°F). For more information about the weather in La Union during September, you can visit La Union weather in September.
In December, the weather is generally warmer and drier compared to October. The minimum temperature in December is 18°C (64°F), while in October, it starts higher at 22°C (72°F). Both months have the same average maximum temperature of 34°C (93°F). However, December experiences virtually no precipitation with only 2 mm (0.1 in) over the entire month, while October sees a significant amount of rainfall at 266 mm (10.5 in), spread over 21 days. Humidity levels are also slightly lower in December at 75% compared to October's 81%. For a closer look at October’s weather patterns, you can visit La Union weather in October.
In comparing the weather between November and December, December showcases slightly warmer nights with a minimum temperature of 18°C (64°F), compared to November's 20°C (68°F). Both months have the same average temperature of 27°C (81°F) and maximums reaching up to 34°C (93°F). Notably, December is significantly drier, experiencing only 2 mm (0.1 in) of precipitation over no rainy days, whereas November sees a substantial 49 mm (1.9 in) of rainfall spread over six days, contributing to a higher humidity level of 80% compared to December's 75%. For more details on November's weather patterns, check out La Union weather in November.
December in La Union offers a welcome shift in weather, characterized by warm temperatures that gently transition from the sometimes sweltering heat of the previous months. With an average temperature of 27°C (80°F) and no recorded precipitation, visitors can expect plenty of sunshine and clear skies. The humidity level remains consistent at 75%, adding a tropical feel without the usual rain disruptions. This month stands out as a dry and comfortable period, ideal for outdoor exploration and enjoying the local scenery. For a deeper dive into what to expect year-round, check out La Union Climate.