Mt. Iroudake

易老岳

Iida, Nagano · Elevation 2,354 m

Mt. Iroudake is a 2,354 m peak on the Nagano–Shizuoka border between Iida and the Aoi Ward of Shizuoka City, set in the Akaishi Mountains (Southern Alps) along the ridge extending northeast from Mt. Hikari. It historically carried a pass route connecting the Ōi River valley and the Toyama valley, used for trade in salt and seafood. Within Minami-Arupusu National Park, it serves as a waypoint on the Irō-watari trail leading to Mt. Hikari and Mt. Chausu. The peak is featured in Shizuoka no Hyakuzan and Nihon 2000-Meter Peaks.

Mt. Iroudake at a glance

Weather: The most settled day in the next 7 days is Wed, November 4: cloudy, gusts up to 9 m/s. Fri, Nov 6, Sat, Nov 7: strong wind (gusts up to 17 m/s).
Route: The shortest is Mount Tekari and Mount Izaruga from Shibazawa Gate: about 15 h 49 min, 27.5 km, about 2,570 m of climbing.

Mt. Iroudake weather (hourly, 14 days)

Sunrise today 06:10, sunset 16:52

		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	5°	0°	-1°	-2°	-3°	-3°	-3°	-2°	0°	3°	6°	4°	3°	2°	2°	2°	2°	4°	7°	10°	6°	4°	2°	1°	2°	2°	5°	9°	6°	-1°	-3°	-4°	-6°	-8°	-1°	2°	1°	-6°	-8°	-7°	-7°	-6°	2°	5°	3°	-2°	-2°	-2°	-2°	-3°	2°	3°	-4°	-6°	0°	0°	-4°	-7°	-2°	2°	-6°	-6°	-1°	0°	-6°	-7°	1°	3°	-5°	-5°	1°	2°	-5°	-3°	2°	2°	2°	2°	5°	7°	-1°	-1°	-1°	1°
Precipitation	mm		0.2										0.5	0.3	1.1	0.1	8	12	6	0.6	0.2	1.3	0.1	0.4			0.8																																0.2						0.1												1.0	23	27	2.3		0.4	3.2	0.2	0.5
New snow	cm																																																										0.1
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	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	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
Wind	m/s	2	1	1	1	1	1	1	0	0	1	2	2	1	2	2	2	1	0	1	1	1	1	1	2	2	3	3	3	3	3	3	3	3	3	3	3	2	2	1	1	1	1	0	2	2	1	1	1	1	2	2	2	1	1	1	3	3	6	2	0	0	1	2	2	1	2	1	1	0	1	1	1	2	1	2	2	1	1	3	3	0	1	1	2
Wind gusts	m/s	11	11	8	6	6	6	6	6	5	6	9	9	7	8	9	12	13	11	8	8	11	14	9	11	13	14	14	14	15	15	15	16	17	17	17	16	15	12	11	10	10	10	9	9	10	8	7	9	9	9	11	14	9	8	9	15	13	25	26	16	7	7	10	12	10	9	10	10	7	6	6	9	8	8	10	14	14	15	15	16	12	7	6	9
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