Cordillera Real · Napo · EcuadorSummit weather, forecast and climate

Sumaco

Volcano3,990 m

Elevation3,990 mabove sea level

Prominence–independent height

Isolation58 kmto a higher summit

Summit, Jul8°average high

0.54° S, 77.63° WElevation 3,990 mUTC−5 · Ecuador Time

From the valley to the top

Freezing level in October: above the summit

iThe mountain

Sumaco in brief

Sumaco rises to 3,990 m in the Cordillera Real, Napo, Ecuador.

At the summit, October is the mildest month with average highs of 10°, while nights rarely fall below freezing.

The nearest town in the atlas is Baeza, 31 km to the W at 1,898 m.

iiForecast

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

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iiiSummit climate

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

Climate normals for Sumaco by month
Month	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Average high	10°	10°	10°	10°	10°	9°	8°	9°	10°	10°	10°	10°
Average low	2°	3°	3°	3°	3°	2°	1°	1°	1°	2°	2°	2°
Precipitation	546 mm	496 mm	624 mm	653 mm	628 mm	581 mm	554 mm	456 mm	480 mm	540 mm	620 mm	630 mm
Cloud cover	65%	72%	79%	79%	72%	70%	65%	58%	64%	68%	71%	65%
Daylight	12h 09	12h 08	12h 07	12h 06	12h 06	12h 05	12h 05	12h 06	12h 06	12h 07	12h 08	12h 09
Month score	10	8	5	5	8	8	10	13	11	10	8	10

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

Month	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Freezing level	4,900 m	4,950 m	4,950 m	5,000 m	4,900 m	4,800 m	4,700 m	4,800 m	4,850 m	4,900 m	4,950 m	4,900 m
Summit	above 0 °C	above 0 °C	above 0 °C	above 0 °C	above 0 °C	above 0 °C	above 0 °C	above 0 °C	above 0 °C	above 0 °C	above 0 °C	above 0 °C