Cordillera Central · Cartago Province · Costa RicaSummit weather, forecast and climate

Irazú Volcano

Stratovolcano · last major eruption 20193,432 mUltra-prominent peak

Elevation3,432 mabove sea level

Prominence1,872 mindependent height

Isolation47 kmto a higher summit

Summit, Jul10°average high

9.98° N, 83.85° WElevation 3,432 mUTC−6 · Central Standard Time

From the valley to the top

Summit3,432 m
Mid-mountain2,440 m
Valley · Cartago1,440 m

Freezing level in October: above the summit

iThe mountain

Irazú Volcano in brief

Irazú Volcano rises to 3,432 m in the Cordillera Central, Cartago Province, Costa Rica. Its topographic prominence — the height it stands above the lowest contour enclosing a higher summit — is 1,872 m, which makes it an ultra-prominent peak.

At the summit, April is the mildest month with average highs of 11°, while nights rarely fall below freezing.

The nearest town in the atlas is Cartago, 15 km to the SW at 1,440 m.

Facts

Elevation: 3,432 m · 11,260 ft
Prominence: 1,872 m
Range: Cordillera Central
Region: Cartago Province
Country: Costa Rica
Coordinates: 9.9792, -83.8525
Nearest airport: Tobías Bolaños International Airport (SYQ) · 32 km

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 Irazú Volcano by month

Summit temperatures and precipitation

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

Climate normals for Irazú Volcano by month
Month	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Average high	9°	9°	10°	11°	11°	10°	10°	10°	10°	10°	9°	9°
Average low	2°	2°	2°	3°	4°	5°	4°	4°	4°	4°	4°	2°
Precipitation	319 mm	219 mm	188 mm	205 mm	422 mm	453 mm	404 mm	452 mm	468 mm	520 mm	446 mm	379 mm
Cloud cover	30%	28%	33%	48%	75%	81%	80%	77%	76%	75%	64%	43%
Daylight	11h 36	11h 49	12h 04	12h 21	12h 35	12h 42	12h 39	12h 27	12h 11	11h 55	11h 40	11h 33
Month score	25	25	24	22	9	5	4	6	7	6	11	20

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

Month	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Freezing level	4,200 m	4,250 m	4,400 m	4,500 m	4,600 m	4,600 m	4,500 m	4,500 m	4,550 m	4,500 m	4,400 m	4,250 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