Last updated: August 27, 2025
In Willemstad, Netherlands, January brings a chilly embrace, with maximum temperatures reaching 14°C (58°F) and a brisk average of 5°C (40°F). Nights dip to a frosty minimum of -7°C (19°F), reminding residents of the winter season's grip. Rain is a common companion, as 59 mm (2.3 in) of precipitation is spread over 12 days, contributing to a notably high humidity level of 91%. Prepare for a wet and cool month, perfect for cozying up indoors or wrapping up warmly for a stroll through the scenic streets.
In January, Willemstad, Netherlands, experiences a chilly embrace with temperatures ranging from a minimum of -7°C (19°F) to a maximum of 14°C (58°F), resulting in an average of 5°C (40°F). This month marks one of the colder periods of the year, reflecting a consistent trend of gradually rising temperatures as winter fades. By February, the minimum dips slightly to -10°C (15°F), but the average remains stable, while March begins to hint at spring with a noticeable increase to 7°C (45°F). As the months progress, warmer days emerge, especially by April, where highs soar to 27°C (82°F). The transition into summer peaks in July and August, with temperatures soaring into the high thirties, only to settle back down into more moderate ranges by September and October. Overall, January offers a striking contrast to the subsequent warmer months, showcasing the region's dynamic seasonal shifts.
January in Willemstad brings an average precipitation of 59 mm (2.3 in), falling over 12 days. This sets off the year's wet cycle, with rainfall gradually increasing as the months progress, peaking in October at 89 mm (3.5 in) with similarly high frequency of rainy days. As spring approaches, March sees precipitation rise to 70 mm (2.8 in) across 14 days, illustrating a notable trend of increased moisture. Although January is one of the drier months, it neatly paves the way for wetter conditions, leading into the lush and vibrant summer months characterized by heavier rainfalls and a greater number of precipitation days.
In January, Willemstad experiences a high humidity level of 91%, setting the tone for a tropically charged start to the year. This figure gradually decreases in February to 89% and continues a downward trend through the spring months, reaching a comfortable 85% by April. However, as summer approaches, humidity stabilizes around 82% from May through June, before slightly dipping to 80% in July. The trend shifts again in late summer with a slight rise in September back to 82%. As the year winds down, humidity rebounds sharply, climbing back up to 92% by November and December, creating a steamy finish to the year. Overall, January serves as a vivid reminder of the region's consistently high humidity, which dips modestly before surging back in the closing months.
In January, Willemstad enjoys a low UV Index of 1, allowing for a comfortable outdoor experience with a burn time of 45 minutes. As winter fades into spring, the UV Index gradually rises, reaching 2 in February but remaining in the low exposure category. By March and April, the Index climbs to 4 and 5 respectively, marking a transition to moderate exposure, where sunbathers should limit their time to 30 minutes to avoid overexposure. This trend continues into the warmer months, peaking at a very high UV Index of 8 in June and July, requiring a much shorter burn time of just 15 minutes. As summer gives way to autumn, the UV Index decreases, stabilizing at 5 in September, before finally tapering back down to low readings of 2 in November and 1 in December. For a more detailed look at the UV Index throughout the year, visit Willemstad UV Index.
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Willemstad, Netherlands, greets January with a modest 120 hours of sunshine, setting a cozy tone for the year. As winter progresses into February, the days grow brighter with 206 hours, hinting at the promise of spring. By March, the sun graces the city for 280 hours, and the warmth continues to build in the following months, culminating in an impressive 415 hours by June. Summer reaches its peak in July with 422 hours, making it the sunniest month of the year. As summer fades, sunshine gradually declines, with August still enjoying a healthy 394 hours before a noticeable drop in September to 329 hours. The trend continues into the autumn months, where days shorten further, resulting in 196 hours in November and a chilly 147 hours by December. Overall, Willemstad’s sunshine showcases a vibrant seasonal rhythm, celebrating the gradual transition from winter's embrace to the lively warmth of summer.
In Willemstad, the likelihood of sunny weather in January stands at a modest 14%, setting the tone for a winter that's often shrouded in overcast skies. As the months roll on, this chance significantly increases, nearly doubling by February at 28%, followed by a steady ascent to 36% in March and reaching 42% by April. This trend reflects the gradual transition from the chill of winter to the brighter, more vibrant days of spring. As the year progresses, while May and the summer months such as June, July, and August experience fluctuations, the overall tendency towards sunnier weather becomes more pronounced. By the time autumn arrives, the chances dip again, highlighting January as one of the least sunny months in the year. So, if you're dreaming of sun-soaked days, plan your visit for later in the year!
In Willemstad, Netherlands, January marks the beginning of the year with 8 hours of daylight, gradually increasing as the days stretch into the spring. By February, daylight extends to 9 hours, paving the way for longer and brighter days ahead. March sees this trend continue, boasting 11 hours of sunlight, while April embraces an even sunnier disposition with 13 hours. As spring transitions into summer, May and June shine particularly bright, delivering 15 and a peak of 16 hours of daylight, respectively. The summer months of July and August maintain this sun-kissed atmosphere, although August gently starts the descent back to shorter days with 14 hours. September and October witness a gradual decline, ending with 12 and 10 hours of daylight. As the year wraps up, November and December experience the shortest days again, with daylight dwindling to 8 and a mere 7 hours, reminding us of the seasonal ebb and flow that characterizes this charming coastal locale.
In Willemstad, Netherlands, January ushers in the year with a steady average wind speed of 4.4 m/s (10 mph), creating a crisp and invigorating atmosphere. This breeze sets the tone for the following months, showing only a slight increase to 4.5 m/s (10 mph) in February, before gently fluctuating around the 4.0 m/s mark through spring. As the seasons transition into summer, winds ease to their lowest in June at 3.0 m/s (7 mph), offering a milder experience. However, as autumn approaches, the wind picks up speed again, peaking in October at 4.5 m/s (10 mph), echoing the invigorating winds of January. This cyclical pattern of breezy beginnings and calmer summer days reflects the unique charm of Willemstad’s climate, inviting both residents and visitors to enjoy its coastal allure throughout the year.
Weather in Willemstad varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Willemstad, focusing on differences in temperature, rainfall, humidity, and UV levels.
January and February share similar average temperatures, with January seeing a minimum of -7°C (19°F) and February dipping slightly lower to -10°C (15°F). Both months have an average temperature around 5°C (40°F), but February can reach a slightly warmer maximum of 18°C (65°F) compared to January’s 14°C (58°F). Precipitation is slightly higher in February at 65 mm (2.6 in), compared to 59 mm (2.3 in) in January, although both months experience precipitation on 12 days. The humidity remains comparable, with January's 91% slightly higher than February's 89%. For more details, you can check Willemstad weather in February.
In January, temperatures in Willemstad typically range from a minimum of -7°C (19°F) to a maximum of 14°C (58°F), with an average temperature of around 5°C (40°F). The month experiences about 59 mm (2.3 in) of precipitation over 12 days and a high humidity level of 91%. In contrast, March sees slightly colder minimum temperatures at -8°C (19°F) but a higher average of 7°C (45°F) and a significant increase in the maximum temperature, reaching 22°C (72°F). Precipitation in March rises to 70 mm (2.8 in) over 14 days, while humidity decreases slightly to 87%. For more detailed information, you can check Willemstad weather in March.
January and April weather exhibit notable differences in temperature and precipitation patterns. In January, temperatures range from a chilly minimum of -7°C (19°F) to a mild maximum of 14°C (58°F), with an average of 5°C (40°F). The month sees approximately 59 mm (2.3 in) of precipitation over 12 days, accompanied by high humidity at 91%.
In contrast, April offers a significant warmth increase, with temperatures ranging from a minimum of -2°C (28°F) to a maximum of 27°C (82°F) and an average of 10°C (50°F). Precipitation drops to 43 mm (1.7 in) over 9 days, while humidity moderately decreases to 85%. For more detailed insights, check out Willemstad weather in April.
January and May present notably different weather patterns. In January, temperatures range from a chilly minimum of -7°C (19°F) to a mild maximum of 14°C (58°F), with an average of 5°C (40°F). The month is characterized by high humidity levels at 91% and about 59 mm (2.3 in) of precipitation over 12 days. In contrast, May boasts a much warmer climate, with temperatures starting from 1°C (34°F) and peaking at a hot 31°C (88°F), averaging 13°C (56°F). Although May sees slightly higher precipitation at 66 mm (2.6 in) over the same number of rainy days, the overall humidity drops to 82%. The shift from January's cold and dampness to May's warmth and mild conditions is striking. For more details on May weather, you can explore Willemstad weather in May.
In January, temperatures are significantly cooler, with averages hovering around 5°C (40°F) and reaching a maximum of 14°C (58°F). The month experiences 12 days of precipitation, resulting in a total of 59 mm (2.3 in) and a high humidity level of 91%. In contrast, June brings much warmer temperatures, with a minimum of 8°C (46°F), an average of 18°C (64°F), and maxima soaring to 32°C (90°F). Although precipitation is slightly higher at 73 mm (2.9 in), it falls over fewer days (10 days), and humidity drops to 82%. For a detailed overview of the weather conditions, you can check the link: Willemstad weather in June.
January and July present strikingly different weather patterns. In January, temperatures range from a chilly -7°C (19°F) to a mild max of 14°C (58°F), with an average of 5°C (40°F). This month experiences around 59 mm (2.3 in) of precipitation over 12 days and a high humidity level of 91%. In contrast, July boasts much warmer temperatures, with minimums of 8°C (46°F) and soaring highs reaching 39°C (102°F), averaging around 18°C (66°F). Precipitation slightly increases to 77 mm (3.0 in) over 13 days, but the humidity dips to a more comfortable 80%. For a more detailed view of July's climate, check out Willemstad weather in July.
In January, the weather is notably colder, with temperatures ranging from a minimum of -7°C (19°F) to a maximum of 14°C (58°F), and an average temperature of around 5°C (40°F). The month sees significant humidity at 91% and experiences 59 mm (2.3 in) of precipitation over approximately 12 days. In contrast, August brings a much warmer climate, with temperatures ranging from a minimum of 9°C (48°F) to a maximum of 34°C (94°F) and an average temperature of 19°C (66°F). Although August has slightly higher precipitation at 85 mm (3.3 in) across 14 days, the humidity is considerably lower at 76%. For more detailed information on weather conditions, check out Willemstad weather in August.
In January, temperatures range from a chilly -7°C (19°F) to a mild 14°C (58°F), with an average of 5°C (40°F). The month experiences significant precipitation, totaling 59 mm (2.3 in) over 12 days, coupled with high humidity levels at 91%. In contrast, September presents a much warmer climate, with temperatures varying from a low of 3°C (38°F) to a high of 31°C (89°F), averaging 15°C (60°F). Although September sees slightly more precipitation at 66 mm (2.6 in) over 11 days, the humidity is lower at 82%. For more detailed insights into September weather, visit Willemstad weather in September.
In January, the weather is notably colder, with temperatures ranging from a chilling minimum of -7°C (19°F) to a maximum of 14°C (58°F), and an average temperature of 5°C (40°F). The month experiences significant precipitation, totaling 59 mm (2.3 in) over 12 days, coupled with a high humidity level of 91%.
In contrast, October presents a much milder climate, with temperatures ranging from a minimum of 2°C (36°F) to a pleasant maximum of 26°C (78°F) and an average of 12°C (54°F). While October receives more precipitation at 89 mm (3.5 in) over 14 days, the humidity levels are slightly lower at 89%. For more details, you can check Willemstad weather in October.
January and November exhibit notable differences in weather patterns. In January, temperatures can drop as low as -7°C (19°F) with an average of 5°C (40°F) and a maximum reaching 14°C (58°F). This month also sees an average of 59 mm (2.3 in) of precipitation over 12 days, accompanied by high humidity at 91%. In contrast, November experiences milder temperatures, with a minimum of -2°C (29°F) and an average of 8°C (46°F), peaking at 19°C (66°F). Precipitation is similar, with 55 mm (2.2 in) over the same number of days, and humidity slightly higher at 92%. For more details, check out Willemstad weather in November.
In January, temperatures range from a minimum of -7°C (19°F) to a maximum of 14°C (58°F), with an average of 5°C (40°F), while December sees slightly milder temperatures, with a minimum of -4°C (24°F) and an average of 6°C (43°F). Precipitation increases in December, totaling 92 mm (3.6 in) over 17 days, compared to January's 59 mm (2.3 in) over 12 days. Both months have high humidity levels, with January at 91% and December slightly higher at 92%. For more details on December weather variations, visit Willemstad weather in December.
January in Willemstad marks a significant shift in weather compared to the milder months to follow. With an average temperature of around 5°C, residents experience a chill that contrasts sharply with the warmer spring and summer temperatures. This month also welcomes increased precipitation, with notable rainfall that makes the atmosphere feel even cooler and contributes to a high humidity level of 91%. While January may seem dreary with its chilly climate and frequent gray skies, it offers a unique charm that sets the stage for a gradual transition into the sunnier months ahead. For a deeper understanding of the yearly variations, explore the detailed insights on Willemstad Climate.