Here are occasions in which you should not provide references in your resume. 1  When you're short on space: typically, your resume should be one page or less, unless you've been in the industry for a long time. If your resume has a lot of information, that real estate is better suited for competencies than references.
March also has unpredictable weather sometimes in Santorini (and in Greece), but nothing to worry about. Chances are that you will get sunny days with around 15-20 degrees Celsius, though. In April, the weather becomes warmer every day and it can reach 25 degrees celsius with clear skies and sun.
See Snow and Christmas as well as my page for Traveling to Greece in the Winter and Off-Season Travel in Greece. February can be cool with periods of rain but it can also be what they call the halcyones which is an extended period of spring-like weather when even going for a swim is a tempting idea.