Mt. Koizumi

小泉岳

Kamikawa, Hokkaido · Elevation 2,158 m

Mt. Koizumi is a 2,158 m gently rounded summit on the main Omote-Daisetsu ridge between Mt. Aka and Mt. Hakuun in the Daisetsuzan range, lying in Kamikawa Town, Kamikawa District, Hokkaido. The peak commemorates Koizumi Hideo, one of the pioneers who introduced Daisetsuzan to the wider world. Its surroundings are said to hold the richest alpine flora in the entire Daisetsuzan, with rare colonies of komakusa, chōnosukesō and hosoba-uruppusō flowering along the Aka-dake–Koizumi ridge. Within Daisetsuzan National Park, the standard approach is from Ginsendai via Mt. Aka. Listed in Hokkaidō 100 Famous Mountains.

Mt. Koizumi at a glance

Weather: The most settled day in the next 7 days is Thu, November 5: cloudy, gusts up to 12 m/s. Wed, Nov 4, Sat, Nov 7, Sun, Nov 8: strong wind (gusts up to 28 m/s).
Route: The shortest is Mount Hakuun from Ginsendai via Akadake and Koizumidake: about 7 h 37 min, 13.3 km, about 870 m of climbing.

Mt. Koizumi weather (hourly, 14 days)

Sunrise today 06:06, sunset 16:18

		Tue, 11/3		Wed, 11/4											Thu, 11/5								Fri, 11/6								Sat, 11/7								Sun, 11/8								Mon, 11/9							Tue, 11/10				Wed, 11/11				Thu, 11/12				Fri, 11/13				Sat, 11/14				Sun, 11/15				Mon, 11/16				Tue, 11/17
Japan time		21	23	1	3	5	7	9	11	13	15	17	19	21	0	3	6	9	12	15	18	21	0	3	6	9	12	15	18	21	0	3	6	9	12	15	18	21	0	3	6	9	12	15	18	21	0	3	6	9	12	15	21	3	9	15	21	3	9	15	21	3	9	15	21	3	9	15	21	3	9	15	21	3	9	15	21	3	9	15	21	3	9	15	21

Temperature	°C	-13°	-13°	-14°	-12°	-12°	-12°	-10°	-10°	-9°	-9°	-15°	-16°	-15°	-14°	-13°	-13°	-4°	-1°	-2°	-4°	-4°	-3°	-3°	-3°	-3°	-2°	-2°	-4°	-8°	-12°	-15°	-15°	-14°	-14°	-14°	-15°	-14°	-14°	-13°	-13°	-13°	-12°	-14°	-15°	-15°	-17°	-17°	-17°	-15°	-14°	-15°	-20°	-18°	-13°	-12°	-18°	-16°	-11°	-9°	-18°	-19°	-11°	-11°	-15°	-16°	-16°	-14°	-16°	-19°	-12°	-9°	-14°	-12°	-4°	-4°	-4°	-5°	-5°	-10°	-13°	-14°	-13°	-11°	-17°
Precipitation	mm			0.8	1.6	1.4	0.9	1.1	0.7	0.2													0.1	1.3	2.2	4.8	2.3	0.2	2.2	2.2	1.3	0.7	0.5	1.8	3.1	2.2	1.5	2.5	4.5	4.3	3.2	2.4	1.6	1.3	0.6	0.2	0.3	0.7	0.3	0.2	0.8	0.8	0.7	0.5				0.9	1.6				0.1	1.4	0.4	0.8	2.0	1.5	1.2						0.2	0.6	2.6	2.3	2.0	3.3	2.6	1.0	0.2
New snow	cm	<.1	<.1	0.8	1.6	1.3	0.9	1.1	0.7	0.2																0.3			0.8	2.0	1.3	0.7	0.5	1.8	3.1	2.2	1.5	2.5	4.4	4.2	3.1	2.4	1.6	1.2	0.6	0.1	0.3	0.5	0.3	0.2	0.8	0.7	0.7	0.4	<.1			0.9	1.6				0.1	1.4	0.4	0.8	2.0	1.5	1.2								0.4	0.9	1.6	3.3	2.5	0.9	0.2
Snow depth	cm	32	31	32	33	34	35	35	36	35	35	35	35	35	34	34	34	34	33	32	32	32	32	31	31	30	28	27	27	28	29	30	30	31	34	35	35	35	36	38	40	43	46	47	48	48	47	47	47	46	46	46	46	46	46	45	44	45	46	45	44	44	43	44	44	45	47	48	48	48	47	46	46	45	45	44	43	43	44	46	48	48	48	47	47
Wind	m/s	3	2	1	2	3	4	4	3	3	1	1	1	2	2	2	1	2	3	1	1	1	1	0	1	1	1	2	4	5	6	6	5	5	6	8	9	8	8	7	6	5	5	4	4	3	2	2	2	2	2	2	1	1	1	0	1	1	2	1	1	1	2	2	1	2	4	4	3	2	2	1	1	1	2	2	2	2	1	3	3	3	2	1	1
Wind gusts	m/s	12	12	11	11	14	17	17	16	14	13	10	9	10	11	10	10	10	12	12	8	7	5	6	7	7	7	10	14	20	21	23	23	22	25	28	29	29	28	28	25	23	20	18	16	14	12	9	9	9	10	10	8	7	6	7	6	6	8	8	5	6	8	9	10	10	14	17	18	13	10	8	7	8	12	13	13	11	9	9	12	13	12	8	5
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