El Niño winters bring Snoqualmie about 13% less snow than a typical winter.
Based on 14 El Niño winters since 1986: 3 of them beat Snoqualmie's median snowfall. That's a clear, consistent pattern, not just noise. Ranks #142 of 152 Western resorts for El Niño snowfall.
Checked against a real snow station: at the Olallie Meadows SNOTEL station, measured precipitation in El Niño winters ran −8% vs. its average (45 winters of measurements).
Snowfall each winter compared with Snoqualmie's 40-winter average, colored by what the Pacific was doing.
El Niño La Niña Neutral
Mid-mountain, November–April. Any single winter can buck the pattern; that's why we look at averages.
← All resorts: El Niño map & rankings Snoqualmie climate change profile →