When searching for an event, for this example I use "Palm Sunday", the result appears to use a value from a previous year.
For an event that doesn't occur on the same date every year this can be misleading:
The above result is for 2020. It does specify "2020", though I still think this is misleading as there's an obvious focus on the "April 5" tile.
When directly querying Wolfram Alpha, the results provided are in context of the current year (As expected):