Climate twins of Grand Lake, CO

These are the US cities whose 12-month climate pattern most closely matches Grand Lake's. Each "twin" must be at least 140 miles away to avoid trivial near-neighbor matches. Similarity is computed across all 24 monthly metrics (12 average temperatures + 12 average precipitations), normalized so temperature and precipitation contribute equally.

Side-by-side: Grand Lake vs its climate twin

Top match: Telluride, CO

Month Grand Lake Telluride
High Low Precip High Low Precip
January 30.2°F 4.5°F 1.65 in 36.2°F 0.3°F 1.45 in
February 34.3°F 6.4°F 1.50 in 37.6°F 5.3°F 1.38 in
March 42.2°F 13.7°F 1.23 in 43.7°F 12.9°F 1.61 in
April 49.1°F 20.5°F 1.55 in 50.8°F 22.0°F 1.71 in
May 59.2°F 27.7°F 1.59 in 60.4°F 28.8°F 1.60 in
June 70.5°F 34.2°F 1.36 in 72.5°F 34.2°F 0.85 in
July 75.9°F 39.8°F 1.98 in 76.7°F 40.7°F 2.37 in
August 73.3°F 38.4°F 2.09 in 74.1°F 40.2°F 2.60 in
September 67.6°F 31.8°F 1.59 in 68.0°F 33.6°F 2.34 in
October 54.9°F 23.1°F 1.27 in 57.4°F 23.4°F 1.56 in
November 40.1°F 13.2°F 1.29 in 45.4°F 12.6°F 1.53 in
December 30.0°F 5.1°F 1.50 in 36.2°F 1.8°F 1.37 in

Cities that consider Grand Lake their climate twin

These US cities have Grand Lake in their top 3 most-similar list — meaning if you were to move from any of these places, Grand Lake would feel familiar.

How this is computed

Each city is represented by a 24-dimensional vector: 12 monthly average temperatures and 12 monthly average precipitations. Each dimension is z-score normalized across the population of US cities, so that temperature variance and precipitation variance contribute proportionally. Distance between cities is Euclidean. We filter out cities within 2° latitude/longitude (~140 miles) so that "twins" mean climatically similar but geographically distinct — not just the neighboring town. Full methodology →