| Date | Time | Event |
|---|---|---|
| Thu. 4/18 | All day | First quarter |
| Mon. 4/22 | All day | Earth Day (Fête de la Terre) |
| All day | Earth Day | |
| Thu. 4/25 | All day | Full moon |
| Sun. 4/28 | All day | Lag Ba'Omer |
| Wed. 5/1 | All day | Spring and Labor Day |
| Thu. 5/2 | All day | Last quarter |
| Sun. 5/5 | All day | Cinco de Mayo |
| Thu. 5/9 | All day | Victory day |
| Fri. 5/10 | All day | New moon |
| Sun. 5/12 | All day | Mother's Day |
| Tue. 5/14 | All day | Eve of Shavuot |
| Wed. 5/15 | All day | Shavuot |
| Thu. 5/16 | All day | Shavuot (except Israel) |
| Sat. 5/18 | All day | First quarter |
| Sat. 5/25 | All day | Full moon |
| Mon. 5/27 | All day | Memorial Day |
| Wed. 5/29 | All day | John F. Kennedy's Birthday |
| Fri. 5/31 | All day | Last quarter |
| Sat. 6/8 | All day | New moon |