Mount Shirō

四郎岳

Katashina, Gunma · Elevation 2,156 m

Mount Shirō is a 2,156 m peak in Katashina, Tone District, Gunma Prefecture, standing on the ridge north of Marunuma and Suganuma lakes paired with neighbouring Mount Tsubamesu. It is counted among Gunma's Hundred Famous Mountains, though the prefecture itself classifies the route as faint and demanding — keeping it a quiet objective for experienced walkers.

Mount Shirō at a glance

Weather: The most settled day in the next 7 days is Wed, November 4: clear, gusts up to 9 m/s. Sat, Nov 7: strong wind (gusts up to 20 m/s).

Mount Shirō weather (hourly, 14 days)

Sunrise today 06:08, sunset 16:45

		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		15	17	19	21	23	1	3	5	7	9	11	13	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	18	21	0	3	6	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	3	9	15

Temperature	°C	1°	-2°	-4°	-4°	-4°	-4°	-4°	-4°	-1°	4°	6°	6°	5°	1°	0°	1°	2°	2°	6°	7°	7°	3°	3°	4°	3°	2°	5°	7°	5°	2°	0°	-2°	-4°	-5°	-4°	-4°	-5°	-6°	-6°	-7°	-7°	-7°	-4°	-2°	-3°	-6°	-5°	-4°	-4°	-4°	0°	0°	-4°	-5°	0°	0°	-3°	-5°	-5°	-4°	-5°	-6°	-2°	0°	-6°	-4°	-3°	-5°	-7°	-9°	2°	3°	-5°	-3°	4°	3°	1°	2°	6°	1°	-5°	-7°	0°	1°
Precipitation	mm															0.2	0.6	9	8	1.4	0.5							0.1	0.3	0.4		0.4	0.5	0.3	0.6	1.0	1.4	1.6	0.9	0.5	0.3									0.1	0.1				0.2				1.0	4.5	4.5	1.2						2.5	0.4									4.1	7		1.3	3.6
New snow	cm																																0.1	0.3	0.6	1.0	1.4	1.6	0.9	0.5	0.3	<.1								<.1	<.1				<.1				1.0	4.5	4.5	1.1	<.1					2.5	0.3	<.1												2.4	<.1
Snow depth	cm	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	<1	<1	2	3	4	4	4	4	4	4	4	4	4	4	4	4	4	4	2	2	2	2	1	1	2	5	7	8	8	8	7	7	7	8	8	8	8	8	7	7	7	6	5	4	3	2	<1	2	2	2	2
Wind	m/s	2	1	0	0	0	0	0	0	0	1	2	3	3	2	2	3	1	2	2	1	2	1	1	1	1	2	4	4	3	3	4	4	4	4	5	6	6	4	5	4	4	3	3	2	2	1	1	1	1	2	2	1	1	0	1	3	3	4	6	7	4	2	1	1	1	1	4	5	3	1	1	1	1	0	2	1	1	4	2	5	5	2	0	0
Wind gusts	m/s	10	7	6	5	5	4	4	4	4	5	7	9	9	9	9	11	10	8	8	7	7	7	5	6	6	7	14	14	13	10	12	12	15	15	16	20	20	19	16	16	15	14	11	10	9	7	7	8	7	8	9	8	4	4	6	10	10	11	21	25	22	12	6	6	6	7	13	16	15	11	6	6	6	4	8	10	8	13	12	19	17	15	7	5
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