What historical readings show
What the year comparison shows for Lake Maggiore
Typical low point
192.97 m a.s.l.
August 26
Typical high point
193.90 m a.s.l.
December 9
Typical range
94 cm
Difference between daily medians
In the 1991-2020 reference period, Lake Maggiore's seasonal median is lowest on August 26 at 192.97 m a.s.l. and highest on December 9 at 193.90 m a.s.l.. The difference between these typical points is 94 cm. This describes the average seasonal cycle, not the largest individual fluctuation.
The 2026 curve currently contains 311 calendar days. On November 7 it shows 192.87 m a.s.l., which is 71 cm below that calendar day's median of 193.58 m a.s.l.. Compared with the same calendar day in 2025, the value is 67 cm lower.
For the comparison years 1991-2020, the highest displayed value is 197.57 m a.s.l. on October 16 and the lowest is 192.12 m a.s.l. on January 3. These extremes apply to this period, not the entire measurement history.
The analysis uses the water-level series from Locarno. Matching calendar days are compared, and the median is the middle value of the reference years. This classification does not replace flood warnings or local safety information.