Climate twins of Rockford, AL

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

Top match: Hickory, MS

Month Rockford Hickory
High Low Precip High Low Precip
January 54.6°F 34.6°F 5.72 in 56.5°F 34.3°F 5.49 in
February 59.5°F 37.7°F 5.79 in 61.2°F 37.5°F 5.53 in
March 67.4°F 43.4°F 5.93 in 68.7°F 43.6°F 5.62 in
April 75.0°F 49.6°F 5.19 in 75.1°F 50.0°F 6.15 in
May 81.0°F 58.3°F 4.78 in 82.5°F 58.6°F 4.11 in
June 86.1°F 65.6°F 4.54 in 87.8°F 66.3°F 4.65 in
July 88.7°F 69.2°F 5.33 in 89.6°F 69.4°F 5.18 in
August 87.2°F 68.7°F 5.07 in 89.7°F 68.5°F 4.62 in
September 83.2°F 63.7°F 3.79 in 86.1°F 62.2°F 3.23 in
October 73.9°F 52.5°F 3.60 in 77.1°F 51.1°F 3.83 in
November 64.0°F 42.2°F 4.97 in 66.0°F 40.5°F 4.38 in
December 56.7°F 37.1°F 5.48 in 58.6°F 36.4°F 5.43 in

Cities that consider Rockford their climate twin

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