January 2025 brought relatively mild and wet conditions to Noord-Holland, with temperatures hovering just below the seasonal average and precipitation well above normal levels. The month presented a typical Dutch winter pattern, characterized by frequent rainfall and limited sunshine.
Temperature Overview
The average temperature for January in Noord-Holland reached 3.9 degrees Celsius, slightly below the normal value of 4.1 degrees, representing an anomaly of minus 0.2 degrees. The warmest day of the month occurred on January 6th in Medemblik, where temperatures climbed to 12.6 degrees Celsius, providing a brief respite from winter conditions. In contrast, the coldest temperatures were recorded in Hilversum on January 19th, dropping to minus 3.0 degrees Celsius, marking the month's most frigid conditions.
Precipitation Patterns
Rainfall was notably abundant throughout the month, with an average total of 91.6 millimeters across the province, exceeding the normal January precipitation of 83.8 millimeters by approximately 9 percent. Alkmaar experienced the wettest single day on January 5th, recording 24.3 millimeters of precipitation. This same location also registered the highest monthly total, accumulating 102.6 millimeters over the entire period, underscoring the variability of rainfall distribution across Noord-Holland.
Sunshine and Notable Observations
Sunshine hours totaled 103.2 hours for the month, falling short of the normal 109.9 hours by approximately 6 percent. This deficit reflects the typical cloud cover and overcast conditions common to Dutch winters. The combination of above-average precipitation and below-average sunshine created the characteristic grey and damp atmosphere associated with January weather in the Netherlands. Overall, January 2025 presented conditions consistent with typical winter patterns in Noord-Holland, with no extreme weather events recorded during the period.