Whitehorse +60° Twilight

These tables give the beginning of morning and ending of evening astronomical twilight (sun 18° below the horizon) in UT at the Greenwich meridian. For observers in North America, the times may be treated in the same way as those of sunrise and sunset.

– – indicates continuous twilight

		Morning		Evening					Morning		Evening
		h	m	h	m				h	m	h	m

January	0	7	18	18	48		February	9	6	32	19	58
	10	7	15	19	01			19	6	08	20	21
	20	7	06	19	18
	30	6	51	19	37

March	1	5	40	20	46		April	10	3	02	23	05
	11	5	09	21	13			20	1	44	24	29
	21	4	33	21	44			30	–	–	–	–
	31	3	52	22	19

May	10	–	–	–	–		June	9	–	–	–	–
	20	–	–	–	–			19	–	–	–	–
	30	–	–	–	–			29	–	–	–	–

July	9	–	–	–	–		August	8	–	–	–	–
	19	–	–	–	–			18	–	–	–	–
	29	–	–	–	–			28	2	28	23	27

September	7	3	22	22	30		October	7	5	00	20	34
	17	4	00	21	46			17	5	25	20	05
	27	4	32	21	08			27	5	48	19	38

November	6	6	10	19	17		December	6	7	02	18	40
	16	6	30	18	59			16	7	12	18	39
	26	6	47	18	47			26	7	18	18	44