Bob Moler's Ephemeris Blog

Thursday, June 30th.  Today the sun will be up for 15 hours and 30 minutes, setting at 9:31.   The moon, 1 day before new, will rise at 6:17 tomorrow morning.  Tomorrow the sun will rise at 6:01.

Lets preview July’s skies. The sun, having reached its northern solstice, is beginning to slide southward again, at first imperceptibly, then with greater speed.  The daylight hours will decrease from 15 hours and 30 minutes Tomorrow to 14 hours 41 minutes at month’s end.  The daylight hours will be slightly shorter south of Interlochen, and slightly longer to the north.  The altitude of the sun at local noon, when the sun is due south will decrease from 68 degrees Tomorrow to 63 degrees at month’s end.  The sun will be a degree lower in the Straits area.  Despite the warmth, the earth will reach its greatest distance from the sun on Monday the 4th.  The range of the earth’s distance from the sun is 3 million out of 93 million miles.

* Times are for the Traverse City/Interlochen area of Michigan.  They may be different for your location.