Climate twins of Opheim, MT

These are the US cities whose 12-month climate pattern most closely matches Opheim'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: Opheim vs its climate twin

Top match: Portal, ND

Month Opheim Portal
High Low Precip High Low Precip
January 21.6°F 0.8°F 0.27 in 18.1°F -2.0°F 0.40 in
February 25.7°F 3.9°F 0.37 in 20.9°F 1.3°F 0.37 in
March 38.1°F 14.9°F 0.43 in 33.2°F 13.6°F 0.63 in
April 53.8°F 26.2°F 0.91 in 51.7°F 26.5°F 0.91 in
May 65.4°F 36.1°F 2.09 in 64.9°F 38.3°F 2.27 in
June 73.1°F 45.7°F 3.70 in 72.7°F 49.1°F 3.70 in
July 81.1°F 50.3°F 2.25 in 78.1°F 52.7°F 2.51 in
August 81.3°F 48.6°F 1.57 in 78.3°F 50.2°F 1.37 in
September 70.4°F 38.8°F 1.39 in 68.5°F 41.0°F 1.49 in
October 54.3°F 27.8°F 0.82 in 52.3°F 28.0°F 1.04 in
November 37.1°F 15.3°F 0.36 in 34.1°F 14.6°F 0.54 in
December 24.8°F 4.1°F 0.27 in 21.3°F 3.0°F 0.46 in

Cities that consider Opheim their climate twin

These US cities have Opheim in their top 3 most-similar list — meaning if you were to move from any of these places, Opheim 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 →