June 4
June 4 is the 156th day of the year in the Gregorian calendar; 210 days remain until the year's end. It falls in spring (northern hemisphere) and under the astrological sign of Gemini.
External references
Curated jump-off points to the major almanacs, encyclopaedias and primary sources for this date.
Astronomy
On June 4 the Sun's declination is approximately +22.5°. At this latitude the Sun is north of the celestial equator, giving the Northern Hemisphere longer days than nights.
For specific rise/set times at your location, see the U.S. Naval Observatory, or the NASA APOD archive for any imagery published on a June 4.
Position in the year
Holidays & observances
No widely-observed holidays catalogued for this day in our base set. See the external almanacs above for region-specific observances.
Events
A selection of widely-documented historical events that took place on this date. Years marked BCE follow standard astronomical convention.
- 1783 — The Montgolfier brothers gave the first public demonstration of a hot-air balloon at Annonay, France. ↗(243 years ago)
- 1942 — World War II: Battle of Midway began in the Pacific. ↗(84 years ago)
- 1989 — The Tiananmen Square massacre concluded as Chinese troops cleared central Beijing. ↗(37 years ago)
- 1989 — The Solidarity trade union won 99 of 100 seats in Poland's first free elections in 40 years. ↗(37 years ago)
Notable births
Notable deaths
- 1798 — Giacomo Casanova, Italian adventurer. ↗(228 years ago)
Numerical & calendrical curiosities
| Day-of-year (156) | 2^2 × 3 × 13 · composite (no) |
|---|---|
| Days remaining (210) | 2 × 3 × 5 × 7 |
| Date code DDMMYYYY | 04062026 · no palindrome in next 200 years |
| Sun declination | +22.53° (Cooper approximation) |
| Distance from solstice | 16 days |