North Cascades · Washington · United StatesSummit weather, forecast and climate

Ruby Mountain

7,412 ftMajor summitSnow likely Jan–May · Oct–Dec

Elevation7,412 ftabove sea level

Prominence3,740 ftindependent height

Isolation4.2 mito a higher summit

Summit, Jul60°average high

48.69° N, 121.04° WElevation 7,412 ftUTC−7 · Pacific Daylight Time

From the valley to the top

Summit7,412 ft
Mid-mountain4,167 ft
Valley · Diablo896 ft

Freezing level in October: 7,382 ft

iThe mountain

Ruby Mountain in brief

Ruby Mountain rises to 7,412 ft in the North Cascades, Washington, United States. Its topographic prominence — the height it stands above the lowest contour enclosing a higher summit — is 3,740 ft, a major independent summit.

At the summit, August is the mildest month with average highs of 61°, while nights fall below freezing in 9 months of the year. Daytime highs climb above zero from April to October.

The nearest town is Diablo, 4.7 mi to the W at 896 ft.

Facts

Elevation: 7,412 ft
Prominence: 3,740 ft
Range: North Cascades
Region: Washington
Country: United States
Coordinates: 48.6946, -121.0426
Nearest airport: Abbotsford International Airport (YXX) · 64 mi

iiForecast

Weather at three heights

Temperatures are adjusted to each height; summits are usually colder and windier than the valley forecast suggests.

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iiiSummit climate

The top of Ruby Mountain by month

Summit temperatures and precipitation

Climate normals for the summit area (~1 km grid), station-adjusted

Climate normals for Ruby Mountain by month
Month	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Average high	22°	26°	30°	35°	43°	53°	60°	61°	54°	40°	26°	19°
Average low	11°	11°	15°	19°	24°	32°	37°	38°	32°	23°	14°	9°
Precipitation	11.1 in	7.2 in	6.5 in	4.4 in	3.0 in	2.6 in	1.7 in	1.6 in	3.0 in	8.0 in	13.0 in	11.0 in
Cloud cover	60%	53%	56%	53%	50%	49%	34%	31%	36%	51%	61%	58%
Daylight	8h 44	10h 13	11h 51	13h 41	15h 15	16h 08	15h 45	14h 23	12h 37	10h 51	9h 12	8h 18
Month score	13	15	14	18	29	39	75	79	47	16	12	13

Snow and freezing level

Average height of the 0 °C level from the summit normals (6.5 °C per km); snow months have a summit mean at or below +1 °C

Snow likely Jan–May · Oct–Dec

Month	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Freezing level	3,117 ft	3,609 ft	4,757 ft	6,070 ft	7,874 ft	10,171 ft	12,139 ft	12,303 ft	10,499 ft	7,382 ft	3,937 ft	2,461 ft
Summit	❄ snow	❄ snow	❄ snow	❄ snow	❄ snow	above 0 °C	above 0 °C	above 0 °C	above 0 °C	❄ snow	❄ snow	❄ snow

ivTerrain

Ruby Mountain in 3D

vNeighbours

Peaks nearby

Mountains of the United States

Mountain	Elevation	Prominence	Distance	July summit high
Buckner Mountain	9,114 ft	3,034 ft	14 mi S	55°
Mount Logan (Washington)	9,087 ft	1,487 ft	12 mi S	54°
Jack Mountain	9,075 ft	4,211 ft	6.7 mi NE	56°
Boston Peak	8,894 ft	854 ft	14 mi S	54°
Eldorado Peak	8,868 ft	2,188 ft	12 mi S	55°
Forbidden Peak	8,815 ft	1,055 ft	13 mi S	56°
Mesahchie Peak	8,795 ft	2,235 ft	11 mi SE	57°
Sahale Mountain	8,681 ft	–	14 mi S	56°