Climate twins of Picayune, MS

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

Top match: Pollard, AL

Month Picayune Pollard
High Low Precip High Low Precip
January 61.9°F 37.8°F 6.39 in 62.7°F 39.0°F 6.05 in
February 65.7°F 40.6°F 4.87 in 66.4°F 41.7°F 5.13 in
March 71.9°F 47.0°F 5.21 in 73.8°F 47.1°F 5.09 in
April 78.2°F 53.3°F 5.90 in 79.5°F 53.0°F 5.45 in
May 84.8°F 60.9°F 5.02 in 86.2°F 62.2°F 4.82 in
June 89.2°F 68.0°F 6.55 in 91.0°F 69.6°F 6.20 in
July 91.5°F 70.5°F 6.46 in 92.4°F 72.4°F 6.61 in
August 91.4°F 70.6°F 6.38 in 92.1°F 72.1°F 6.60 in
September 87.7°F 66.2°F 4.86 in 88.9°F 66.9°F 5.47 in
October 80.5°F 55.2°F 5.04 in 80.8°F 55.4°F 3.92 in
November 70.9°F 44.6°F 4.31 in 71.2°F 44.3°F 4.20 in
December 64.8°F 40.0°F 5.73 in 64.4°F 40.9°F 5.75 in

Cities that consider Picayune their climate twin

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