July 2025 brought warmer than average conditions to Noord-Holland, with temperatures running slightly above the seasonal norm throughout the month. The province experienced a notably warm start to the month, with Amsterdam recording the highest temperature of 34.8 degrees Celsius on July 1st. In contrast, Hoorn experienced the coldest conditions on July 4th, when temperatures dipped to 11.0 degrees Celsius, demonstrating the typical variability found across the province's different locations.
The average temperature for the month reached 18.6 degrees Celsius, which is 0.7 degrees above the normal value of 17.9 degrees Celsius. This positive anomaly reflects the generally warm character of July 2025 across Noord-Holland, contributing to what was a warmer than average summer month for the region.
Precipitation during July was notably below average, with the province receiving 90.0 millimeters compared to the normal amount of 114.4 millimeters. This represents a 21 percent deficit in rainfall for the month. The wettest day occurred on July 16th in Hilversum, where 26.5 millimeters of rain fell. Despite this significant rainfall event, Hilversum remained the wettest location overall for the month, accumulating a total of 117.2 millimeters, which still fell short of typical July precipitation levels across much of the province.
Sunshine was one of the standout features of July 2025 in Noord-Holland. The province enjoyed 401.2 hours of sunshine, exceeding the normal value of 370.2 hours by approximately 8 percent. This surplus of sunshine contributed to the pleasant summer conditions experienced throughout the month and helped offset the below-average rainfall.
Overall, July 2025 in Noord-Holland was characterized by above-average temperatures, below-average precipitation, and above-average sunshine hours, creating favorable summer weather conditions for much of the month despite the significant rainfall event mid-month.