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Weather at Arapahoe Basin

Weather at Arapahoe Basin: a six-day forecast for three elevations of the mountain. Temperature, precipitation, wind and cloud cover from MET Norway. Updated several times a day.

What the weather at Arapahoe Basin is usually like

The ski area runs from 3,286 to 3,978 m above sea level - a 692 m vertical. In January the daytime average is -6 °C at the base and -10 °C at the summit. Plan for that 4 °C gap: what feels right at the base will be cold up top. The summit sits around -10 °C at the same time of year - at that point the wind matters more than the thermometer.

Average daytime highs at the summit stay below freezing from November through April. Last season brought 693 cm of snow here. The snowiest month was March: 111 cm over 13 days with snowfall. The snowpack was deepest in April, at roughly 161 cm. These are observations from a single season, not a long-term norm: a snowy year here can be twice a lean one.

The season usually runs from 24 October to 16 May.

By April the base is around 3 °C while the summit still holds -2 °C: on days like that, start early and stay high. Based on monthly averages and the resort elevations. For the coming days, see the forecast above.

Average monthly temperature in Arapahoe Basin

0 °C
-8-17
-7-16
-3-13
0-10
5-5
120
153
153
120
4-7
-3-14
-7-17
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sept
Oct
Nov
Dec
Average daytime highAverage night-time lowData by Open-Meteo (ERA5 reanalysis) for the mid station; top and base are derived with the standard lapse rate of 0.65 °C per 100 m, exactly as the source itself does. Averaged over 2015 - 2024.

Average monthly snowfall at Arapahoe Basin

Snowiest month:March- 111 cm
111Jan14 days
107Feb14 days
111Mar13 days
102Apr12 days
78May9 days
2,0Jun1 day
79Nov10 days
104Dec13 days

Snowfall per month - cm. Below each bar - how many days it snowed that month. Observation data for the last 3 completed seasons.

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