&gt;<i>It raining on your wedding day isn&#x27;t ironic unless you&#x27;re marrying an umbrella shop owner who has recently gone out of business.</i><p>Rain on one&#x27;s wedding day isn&#x27;t by itself ironic (in England for example it would be par for the course, as it almost always rains anyway).<p>But it can be, under certain expectations (e.g. an expectation and preparations for a ceremony with nice weather, sudden rain ESPECIALLY on that day, when it was all well and sunny for weeks before, etc).