January Weather in Hoorn, Netherlands

Last updated: August 27, 2025

January in Hoorn, Netherlands presents a chillier atmosphere with maximum temperatures reaching 12°C (54°F), while the average temperature hovers around 5°C (41°F). The month can be brisk, dipping to a minimum of -5°C (24°F), making warm layers essential for outdoor activities. Rain is a notable aspect of January, with total precipitation amounting to 56 mm (2.2 in) over 12 days, contributing to a high humidity level of 87%. Despite the cool and often damp conditions, the charm of winter in Hoorn offers a unique experience for visitors and locals alike.

January Temperature in Hoorn

In Hoorn, Netherlands, January ushers in the cold depths of winter, where temperatures can dip to a brisk -5°C (24°F) at night, while the day brings a milder average of 5°C (41°F) and a maximum of 12°C (54°F). This trend of chilly yet gradually warming weather sets the tone for the months ahead, as February experiences slightly lower nighttime lows of -7°C (19°F) but maintains the same average temperature. As spring approaches in March, temperatures begin to rise, with average highs reaching 17°C (64°F) by the end of the month, suggesting the promise of warmer days ahead. Overall, January serves as a stark reminder of winter’s chill while hinting at the gradual transition to the more temperate conditions of spring.

January Weather in Hoorn: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Hoorn, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hoorn, January typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec414144485562646560554743
Data source: Temperature data for Hoorn generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

January Precipitation in Hoorn

In January, Hoorn experiences an average precipitation of 56 mm (about 2.2 inches), spread over 12 days of rainfall. This sets the stage for a wet winter, similar to February, which sees a slight increase in precipitation to 69 mm. As spring approaches, March retains a high level of rainfall at 65 mm, with the number of rainy days rising slightly. However, as the year progresses towards summer, there's a notable shift; April and May bring drier conditions, with precipitation dropping to 39 mm and 47 mm, respectively. Yet, the trend reverses from June onward, culminating in August's peak precipitation of 90 mm. Interestingly, while the total rainfall may fluctuate, the number of precipitation days often hovers around the early months' tally, suggesting that rainfall in Hoorn is frequently light but persistent, especially during the winter months.

January Precipitation Trends in Hoorn

The chart displays monthly precipitation patterns in Hoorn, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Hoorn, January typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec566966394768769081965492
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Hoorn

In January, the humidity in Hoorn, Netherlands is consistently elevated at 87%, a trend that carries through to February. As winter progresses, levels stabilize slightly, gradually decreasing to 86% in March and continuing a gentle decline to 85% in April. The arrival of spring brings further reductions, with humidity reaching its lowest point at 84% in May. However, as summer approaches, there's a slight ebb in dryness, with humidity returning to 81% in June and 80% in July. As the warmth of summer wanes, August ushers in 78% humidity, providing a brief reprieve. But as autumn sets in, levels begin to rebound, rising to 83% in September and climbing back to 87% by November. The year culminates with a return to steadiness in December at 86%, highlighting the persistent dampness characteristic of the region throughout the year.

January Average Humidity in Hoorn

This chart illustrates the average monthly humidity levels in Hoorn, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Hoorn is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%87%86%85%84%82%80%78%83%86%87%86%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Hoorn

In January, Hoorn experiences a low UV Index of 1, making sun exposure relatively safe with a burn time of 45 minutes. As winter progresses into February, the UV Index increases slightly to 2, yet the exposure category remains low, allowing for the same safe burn time. A noticeable shift occurs in March, when the UV Index rises to 4, transition to a moderate category with a reduced burn time of 30 minutes as spring approaches. This trend continues into April, reaching an Index of 5. The UV Index peaks during the summer months of June and July at 8, categorizing as very high, which significantly reduces burn time to just 15 minutes. Following the summer, September sees a return to moderate levels at 5, while October and November bring it back down to the low category of 3 and 2 respectively. Ultimately, as the year wraps up in December, Hoorn returns to a UV Index of 1, mirroring the start of the year. For more detailed information, visit Hoorn UV Index.

Maximum UV Index Levels in Hoorn for January

The chart shows the monthly maximum UV Index (UVI) for Hoorn in January, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In January, the maximum UV index in Hoorn typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124578875321
Data source: Hoorn January UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

January Sunshine in Hoorn

In Hoorn, Netherlands, January marks the year’s low point for sunshine, with a mere 113 hours basking in golden rays. As the calendar flips to February, the days begin to brighten noticeably, with sunlight gaining momentum at 203 hours. By the time March rolls in, Hoorn enjoys a further surge, reaching 294 hours of sun, laying the foundation for a vibrant spring. The trend continues into April and May, where sunshine peaks at 419 hours in May, illuminating the arrival of longer and warmer days. This sunny streak persists through the summer months, with July holding the title for the sunniest month at 426 hours. However, as autumn approaches, the sun starts to recede, tapering off to 198 hours in November and dwindling further to 139 hours by December. Overall, Hoorn experiences a clear seasonal rhythm, with a distinct transition from the sparse light of winter to the bright abundance of spring and summer, before gradually returning to the shadows as the year winds down.

Monthly Sunshine Duration in Hoorn: January Highlighted

The January sunshine duration represents the total number of hours Hoorn experiences direct sunlight during the month of January, excluding cloudy or obstructed periods. This chart compares the sunshine duration of January with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec113h203h294h364h419h415h426h403h330h246h198h139h
Data source: Hoorn January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Hoorn During January

In Hoorn, Netherlands, January brings the lowest likelihood of sunny weather, with only a 21% chance of sunshine gracing the skies. As winter begins to wane, the sun's presence slowly increases, leading to February's 27% and March's 33%. This trend of rising sunshine continues into spring, with April peaking at a more promising 40% chance. Interestingly, while May through July maintain a healthy range of sunshine between 35% and 39%, the summer months see a slight decline, stabilizing at 36% in both July and August. Overall, while January can often be dreary and overcast, the promise of brighter days lies just ahead as the seasons transition.

Percentage of Sunny Days in January in Hoorn

The chart illustrates the percentage of sunny days in Hoorn throughout the year, with January highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Hoorn experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec21%27%33%40%35%39%36%36%31%27%23%20%
Data source: Hoorn January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Hoorn in January

In Hoorn, Netherlands, January marks the beginning of the year with about 8 hours of daylight, gradually increasing as the months progress. By February, daylight extends to 9 hours, ushering in the early whispers of spring. As the days lengthen, March enjoys 11 hours, while April soars to a delightful 13 hours, igniting the vibrant growth of nature. The peak of summer in May and June bathes Hoorn in an impressive 15 to 16 hours of daylight, inviting outdoor adventures and long, sun-soaked evenings. However, as summer gives way to autumn, daylight begins to wane, with August dropping to 14 hours and September to 12 hours. The descent continues through the fall, culminating in a shadowy 7 hours of daylight by December, as the cycle of light and dark draws the year to a close.

Average Daylight Hours in Hoorn for January

The chart illustrates the variation in daylight duration in Hoorn throughout the year, with January highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 13m9h 52m11h 54m13h 59m15h 48m16h 45m16h 15m14h 36m12h 36m10h 33m8h 41m7h 41m
Data source: Hoorn daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in Hoorn

In Hoorn, Netherlands, January welcomes visitors with an average wind speed of 5.8 m/s (approximately 13 mph), setting the tone for the winter months ahead. As the year progresses, wind conditions see slight variations, peaking in October at 6.3 m/s (14 mph) before tapering off to 4.1 m/s (9 mph) in June, the calmest of the year. Notably, spring and summer months witness a gradual decline in wind speed, creating a more tranquil atmosphere that contrasts sharply with the briskness of winter. As the seasons shift, January maintains a consistent, breezy charm that lays the groundwork for the changing winds of the year, reminding us that each month in Hoorn has its own unique character.

Average January Wind Speed in Hoorn

The chart displays monthly wind speed patterns in Hoorn, with values for each month shown alongside January's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how January's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec5.8 m/s6.05.85.65.24.14.65.44.46.35.05.6
Data source: Hoorn January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in Hoorn Compares to Other Months

Weather in Hoorn varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Hoorn, focusing on differences in temperature, rainfall, humidity, and UV levels.

In January, temperatures range from a chilly minimum of -5°C (24°F) to a maximum of 12°C (54°F), with an average temperature of 5°C (41°F). The month sees about 56 mm (2.2 in) of precipitation over 12 days, coupled with high humidity levels of 87%. In contrast, February experiences slightly colder minimum temperatures dropping to -7°C (19°F), while the maximum temperature can reach 16°C (60°F), maintaining the average at 5°C (41°F). Precipitation increases to 69 mm (2.7 in) over the same 12 days, with humidity remaining constant at 87%. For more detailed weather insights, check out Hoorn weather in February.

January and March present a transition in weather, with both months experiencing chilly temperatures but with notable differences. In January, temperatures range from a minimum of -5°C (24°F) to a maximum of 12°C (54°F), averaging around 5°C (41°F). The month sees about 56 mm (2.2 in) of precipitation over approximately 12 days, alongside a high humidity level of 87%. In contrast, March offers slightly warmer conditions, with temperatures dropping to a minimum of -7°C (19°F) and peaking at 17°C (64°F), averaging around 6°C (44°F). Precipitation increases to 65 mm (2.6 in) over 13 days, maintaining a similar humidity level at 86%. This suggests that while both months are damp and cool, March begins to hint at the approaching warmth of spring. For more detailed information, check out Hoorn weather in March.

In January, the weather is quite cold, with temperatures ranging from a minimum of -5°C (24°F) to a maximum of 12°C (54°F). The month experiences an average of 5°C (41°F) and receives 56 mm (2.2 in) of precipitation over 12 days, accompanied by high humidity levels at 87%. In contrast, April brings a significant warming trend, with temperatures starting at a minimum of 1°C (34°F) and soaring up to a maximum of 25°C (77°F). The average temperature in April reaches 9°C (49°F), with lower precipitation of 39 mm (1.5 in) across 9 days and a slightly reduced humidity level of 85%. For a closer look at the specific conditions during April, visit Hoorn weather in April.

In January, temperatures are notably colder, with a minimum of -5°C (24°F) and an average of just 5°C (41°F), while May sees much warmer conditions, starting at a minimum of 4°C (39°F) and averaging 13°C (55°F). The maximum temperature in January only reaches up to 12°C (54°F), in stark contrast to May, where it can rise to a comfortable 28°C (83°F). Precipitation levels are fairly close, with January receiving 56 mm (2.2 in) across 12 days, compared to May's 47 mm (1.8 in) over 10 days. Overall, January’s high humidity of 87% slightly decreases to 84% in May, contributing to a more pleasant atmosphere in the spring month. For more specific details, you can check out Hoorn weather in May.

January and June present strikingly different weather conditions. In January, temperatures range from a chilly -5°C (24°F) at their lowest to a mild 12°C (54°F) at their highest, with an average of around 5°C (41°F). The month sees significant humidity at 87%, with about 56 mm (2.2 in) of precipitation spread over 12 days. In contrast, June welcomes warmer weather, where temperatures start at a minimum of 8°C (47°F) and can soar to a maximum of 30°C (87°F), averaging 17°C (62°F). While June has slightly more precipitation at 68 mm (2.7 in), it falls over fewer days, just 10, and the humidity is a touch lower at 81%. For a closer look at what June has to offer, check out Hoorn weather in June.

In January, the weather is quite cold, with temperatures ranging from a minimum of -5°C (24°F) to a maximum of 12°C (54°F) and an average of 5°C (41°F). The month experiences 56 mm (2.2 in) of precipitation over 12 days, coupled with high humidity levels of 87%. In contrast, July brings much warmer temperatures, with a minimum of 11°C (51°F) and a maximum of 33°C (92°F), resulting in an average temperature of 18°C (65°F). Although July has slightly more precipitation at 76 mm (3.0 in) over 13 days, the humidity drops to 80%, making the summer months more comfortable overall. For more specific insights into the July climate, you can visit Hoorn weather in July.

In January, the weather is quite chilly, with temperatures ranging from a low of -5°C (24°F) to a pleasant average of 5°C (41°F) during the day, peaking at 12°C (54°F). The month experiences relatively high humidity at 87% and sees 56 mm (2.2 in) of precipitation over 12 days, making it feel quite damp. In contrast, August brings much warmer temperatures, with minimums of 11°C (52°F) and soaring highs of 31°C (87°F), averaging around 18°C (65°F). While it is less humid at 78%, August has a greater total precipitation of 90 mm (3.6 in) spread over 16 days, suggesting occasional summer showers. For a detailed look at August weather specifics, check out Hoorn weather in August.

The weather in January is typically colder than in September, with January temperatures ranging from a minimum of -5°C (24°F) to a maximum of 12°C (54°F) and an average of 5°C (41°F). In contrast, September enjoys milder temperatures, with a minimum of 7°C (45°F), an average of 15°C (60°F), and a maximum that can reach up to 27°C (80°F). While January experiences about 56 mm (2.2 in) of precipitation over 12 days, September sees slightly more precipitation at 81 mm (3.2 in) across 11 days, although the humidity is relatively similar, hovering around 87% in January and 83% in September. For more detailed insights about September weather, you can visit Hoorn weather in September.

January weather is characterized by colder temperatures, with a minimum of -5°C (24°F) and an average of 5°C (41°F), while October experiences milder conditions, starting at a minimum of 4°C (39°F) and averaging 13°C (55°F). The maximum temperature in January reaches only 12°C (54°F), in stark contrast to October's high of 24°C (75°F). Additionally, precipitation is more common in October, totaling 96 mm (3.8 in) over 16 days, compared to January's 56 mm (2.2 in) over 12 days, while humidity remains fairly consistent at around 86-87%. For more detailed information, you can visit Hoorn weather in October.

January and November present distinct contrasts in weather, despite having similar humidity levels of 87%. January's temperatures are cooler, with a minimum of -5°C (24°F) and an average of 5°C (41°F), whereas November enjoys milder temperatures, ranging from a minimum of 0°C (33°F) to an average of 8°C (47°F). Precipitation is slightly less in November at 54 mm (2.1 in) compared to January's 56 mm (2.2 in), although November experiences one more day of rain, totaling 13 days of precipitation. For more detailed insights into November's climate, visit Hoorn weather in November.

In comparing the weather between January and December, we see some interesting similarities and differences. Both months experience a maximum temperature of 12°C (54°F), but January is slightly cooler on average, with a temperature of 5°C (41°F) compared to December's 6°C (43°F). Precipitation is notably higher in December, totaling 92 mm (3.6 in) over 16 days, while January sees 56 mm (2.2 in) across 12 days. Humidity levels are quite similar, with January at 87% and December at 86%. For more detailed information on December weather, check out Hoorn weather in December.

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Conclusion: What to Expect From January Weather in Hoorn

January in Hoorn showcases a distinct chill compared to other months, with temperatures dipping significantly to reach their lowest averages of the year. The crisp air, often coupled with high humidity levels at 87%, sets a stark contrast to the more temperate seasons. Despite experiencing around 12 days of precipitation, averaging 56 mm, the quiet beauty of the winter landscape provides a unique charm that other months may lack. For a deeper understanding of how these winter conditions fit into the broader climate trends, visit Hoorn Climate.