Last updated: August 27, 2025
Experience the unique December climate of Willemstad, Netherlands, where temperatures create a cool atmosphere, ranging from a maximum of 14°C (58°F) to a chilly minimum of -4°C (24°F). With an average temperature hovering around 6°C (43°F), this month promises a mix of brisk air and cozy indoor retreats. Visitors should prepare for moisture, as 92 mm (3.6 in) of precipitation falls over 17 days, making sweaters and umbrellas essential companions. The high humidity at 92% enhances the wintry feel, inviting you to enjoy the festive spirit amid occasional rain showers.
In December, Willemstad experiences a notable transition as temperatures begin to dip, with minimums dropping to around -4°C (24°F). The average temperature settles at a brisk 6°C (43°F), while the highs reach a comfortable 14°C (58°F), suggesting that winter is indeed upon the region. This slight cooling trend follows the relatively warmer conditions of autumn, as November's temperatures shifted from mild to crisp. As the year ends, locals and visitors alike can expect refreshing, chilly days that call for warmer layers, transforming the city into a festive winter wonderland. These December temperatures set the stage for the coldest months ahead, making it an ideal time to embrace cozy activities indoors or explore the scenic outdoors while bundled up.
December in Willemstad, Netherlands, brings a notable increase in precipitation as the year draws to a close. With an average of 92 mm (3.6 in) over 17 days, it marks the wettest month of the year, showcasing a significant jump from November's 55 mm (2.2 in) on 12 days. The trend throughout the year reveals a gradual escalation in rainfall, peaking in December, which reflects the region's transition into a colder and wetter season. This robust precipitation not only contributes to lush landscapes but also underscores the impact of winter weather patterns in Willemstad. The frequency of rainy days, up from November, adds to the sense of coziness as locals and visitors alike seek shelter from the elements, making December a month of both reflection and vivid atmospheric experiences.
In Willemstad, Netherlands, December marks a peak in humidity levels, mirroring November's high at 92%. This elevation is part of a noticeable trend where the final months of the year see a significant rise in moisture, with both October and November also reflecting high readings. As the year progresses from the drier summer months of July and August, where humidity dips to 80% and 76% respectively, it’s evident that the transition back to more humid conditions begins in September, hitting its stride as winter approaches. This cyclical pattern emphasizes the cozy, humid ambiance of Willemstad during the winter months, keeping the city's atmosphere richly moist.
In Willemstad, Netherlands, the UV Index reveals a distinct seasonal trend throughout the year. Starting from a low of 1 in January and December, the exposure is minimal, allowing for leisurely outdoor activities without significant risk. As spring approaches, UV levels gradually rise, peaking at 8 during the summer months of June and July, indicating a shift to a very high exposure category that necessitates caution. Following the summer, UV Index values begin to taper off, moving back down to 2 in November before returning to December's low levels. This cyclical pattern highlights the importance of adjusting sun protection practices as the year progresses. For more detailed insights, visit Willemstad UV Index.
UV Risk Categories
As the year winds down, December in Willemstad brings a gentle whisper of sunlight, with 147 hours gracing the island—a notable dip from the sun-drenched summer months. While January begins the year with a mere 120 hours, the island enjoys a spectacular rise towards the middle of the year, peaking in July with 422 hours of glorious sunshine. This gradual ascent showcases the Caribbean’s enchanting summer allure, where lush days blend seamlessly into the vibrant evenings. However, as autumn takes hold, sunlight hours steadily decline, each month reducing the warm glow that precedes winter. Thus, December serves as a soft reminder of the ebbing light, inviting residents and visitors alike to bask in the last rays of the year’s sun before transitioning into the quieter months ahead.
In Willemstad, December brings a notable drop in sunny weather, with only a 17% chance of sunshine gracing the city. This is part of a broader trend as the year progresses; starting from the vibrant 36% in March and peaking at 42% in April, the likelihood of sunny days generally begins to wane through the latter months. The steady decline culminates in December, where the chances of sun are significantly diminished compared to earlier months. As the year closes, residents and visitors alike can expect more gloomy skies and fewer sunny breaks, making those rare sunny days even more precious.
In Willemstad, Netherlands, the December daylight duration marks the year’s shortest days, with only 7 hours of sunlight. This decline continues from the 11 hours seen in March and peaks at 16 hours during the vibrant summer months of June and July. As the year unfolds, daylight gradually increases from 8 hours in January to a comfortable 15 hours in May, before tapering off again. Notably, the transition from summer to winter is evident, with August still enjoying a generous 14 hours of light, before the shorter days of fall take hold. December’s low daylight offers a stark reminder of the seasonal shifts, paving the way for longer and brighter days in the coming months.
As December sweeps into Willemstad, the wind begins to pick up, averaging 4.2 m/s (9 mph)—a consistent pace compared to the preceding months. This slight increase from the relatively calmer summer months reflects a trend where wind speeds re-establish themselves as cooler weather approaches. Notably, both January and February maintain similar speeds, suggesting that the breezy conditions common during late autumn extend into the heart of winter. While the summer's gentle currents lingered at around 3.0 to 3.8 m/s, the re-emergence of faster winds in December hints at a seasonal shift that brings a refreshing vigor to the coastal atmosphere.
Weather in Willemstad varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Willemstad, focusing on differences in temperature, rainfall, humidity, and UV levels.
December and January exhibit notable differences in weather conditions. December tends to be slightly warmer, with average temperatures around 6°C (43°F) compared to January's average of 5°C (40°F). The minimum temperatures are also more severe in January, dropping to -7°C (19°F) versus December's -4°C (24°F). Additionally, December experiences more precipitation, totaling 92 mm (3.6 in) over 17 days, while January has less rain, with 59 mm (2.3 in) across 12 days. Humidity levels remain fairly consistent, sitting at 92% in December and slightly lower at 91% in January. For more detailed insights into January weather, you can visit Willemstad weather in January.
December typically experiences milder temperatures, with an average of 6°C (43°F) and a maximum of 14°C (58°F), while February sees slightly cooler conditions, averaging 5°C (42°F) with highs reaching up to 18°C (65°F). Precipitation levels are higher in December, totaling 92 mm (3.6 in) across 17 days, compared to February's 65 mm (2.6 in) over 12 days. Despite the general drop in temperatures from December to February, humidity remains relatively high, with December at 92% and February slightly lower at 89%. For more details about the weather in February, you can visit Willemstad weather in February.
In December, the weather tends to be quite chilly, with temperatures ranging from a minimum of -4°C (24°F) to a maximum of 14°C (58°F) and an average temperature of 6°C (43°F). This month experiences significant precipitation, totaling 92 mm (3.6 in) over approximately 17 days, accompanied by high humidity levels at 92%.
In contrast, March brings slightly warmer conditions, with temperatures ranging from -8°C (19°F) to a pleasant maximum of 22°C (72°F), averaging around 7°C (45°F). Precipitation decreases to 70 mm (2.8 in) across about 14 days, with humidity also slightly lower at 87%. For a more detailed view of March weather, you can check Willemstad weather in March.
In December, temperatures in Willemstad are notably cooler, with a minimum of -4°C (24°F) and an average of 6°C (43°F), peaking at 14°C (58°F). The month sees significant precipitation, totaling 92 mm (3.6 in) over 17 days, and high humidity levels at 92%. In contrast, April brings milder weather, featuring a minimum temperature of -2°C (28°F) and an average of 10°C (50°F), with highs reaching up to 27°C (82°F). Rainfall decreases significantly to 43 mm (1.7 in) across just 9 days, and humidity also drops to 85%. For more details, check out Willemstad weather in April.
In December, the weather is considerably colder, with temperatures ranging from a chilly -4°C (24°F) at night to a maximum of 14°C (58°F) during the day, and average temperatures resting at about 6°C (43°F). The month is also quite damp, receiving 92 mm (3.6 in) of precipitation over approximately 17 days, and high humidity levels at 92%.
In contrast, May brings significantly warmer temperatures, with the thermometer dipping only to 1°C (34°F) on average at night and peaking at a delightful 31°C (88°F) during the day, leading to a more comfortable average of 13°C (56°F). Precipitation in May is lighter, totaling 66 mm (2.6 in) across about 12 days, and humidity drops slightly to 82%. For more detailed insights, you can check Willemstad weather in May.
In comparing December and June weather, a clear contrast emerges. December experiences chilly temperatures, with a minimum of -4°C (24°F) and an average of 6°C (43°F), while June brings much warmer conditions, featuring a minimum of 8°C (46°F) and an average of 18°C (64°F). Additionally, June can reach a maximum temperature of 32°C (90°F), significantly higher than December's maximum of 14°C (58°F). Precipitation is more frequent in December, with 92 mm (3.6 in) falling over 17 days, compared to June’s 73 mm (2.9 in) over just 10 days. The humidity also differs, with December at a high 92% and June at a slightly lower 82%. For more specific insights, you can check Willemstad weather in June.
December and July present contrasting weather experiences. In December, temperatures range from a chilly -4°C (24°F) at night to a mild 14°C (58°F) during the day, with an average of 6°C (43°F). The month is characterized by high humidity at 92% and considerable precipitation, totaling 92 mm (3.6 in) over 17 days. In stark contrast, July boasts warmer temperatures, with minimums of 8°C (46°F) and highs soaring up to 39°C (102°F), averaging around 18°C (66°F). This summer month experiences lower humidity at 80% and slightly less precipitation, totaling 77 mm (3.0 in) over 13 days. For more detailed insights into the weather during July, you can check Willemstad weather in July.
In December, the weather is notably colder, with average temperatures ranging from a chilly -4°C (24°F) to a maximum of 14°C (58°F) and high humidity at 92%. The month also experiences significant precipitation, totaling 92 mm (3.6 in) over 17 days. In contrast, August brings a much warmer climate, with temperatures ranging from a mild 9°C (48°F) to a sweltering 34°C (94°F) and lower humidity at 76%. Rainfall in August is slightly less, averaging 85 mm (3.3 in) over 14 days. For more details about the warm summer weather, you can check Willemstad weather in August.
December and September present contrasting weather patterns. In December, temperatures can dip as low as -4°C (24°F), with an average of 6°C (43°F) and a maximum reaching 14°C (58°F). This month also sees higher precipitation levels, with approximately 92 mm (3.6 in) over 17 rainy days and humidity hovering around 92%. In stark contrast, September enjoys milder temperatures, with a minimum of 3°C (38°F), an average of 15°C (60°F), and a peak of 31°C (89°F). Rainfall is less frequent in September, totaling about 66 mm (2.6 in) over 11 days, accompanied by lower humidity levels of 82%. For more detailed insights, you can check Willemstad weather in September.
When comparing the weather in December to October, it's evident that December is colder, with average temperatures ranging from a minimum of -4°C (24°F) to a maximum of 14°C (58°F). In contrast, October experiences milder weather, with temperatures varying from a minimum of 2°C (36°F) to a comfortable maximum of 26°C (78°F). Additionally, while both months see similar precipitation levels—89 mm (3.5 in) in October and 92 mm (3.6 in) in December—December is slightly wetter with rain occurring on more days. Humidity levels are also higher in December at 92%, compared to 89% in October. For a more detailed look at October weather, check out Willemstad weather in October.
In comparing the weather between November and December, December tends to be cooler overall, with average temperatures peaking at 14°C (58°F) compared to November's 19°C (66°F). The minimum temperatures in December drop to -4°C (24°F), in contrast to November's milder -2°C (29°F). Additionally, December experiences significantly more precipitation, with 92 mm (3.6 in) over 17 days, compared to November's 55 mm (2.2 in) over 12 days. Despite both months having high humidity at 92%, December's chill and increased rainfall make it feel noticeably colder than November. For more details on November's weather, visit Willemstad weather in November.
As December sets in, Willemstad experiences a notable shift in weather compared to the milder months preceding it. With temperatures dipping significantly, residents can expect brisk days and chilly nights, marking a departure from the usual warmth. The increase in precipitation, accompanied by higher humidity levels, contributes to the distinctiveness of the month, bringing about a dampness that is less pronounced in other seasons. Despite the drop in temperatures and frequent rain, December offers a unique charm, perfect for cozy indoor activities and festive gatherings. For a more detailed understanding of the weather patterns throughout the year, visit Willemstad Climate.