Climate twins of Brookneal, VA
These are the US cities whose 12-month climate pattern most closely matches Brookneal'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: Brookneal vs its climate twin
Top match: Upper Marlboro, MD
| Month | Brookneal | Upper Marlboro | ||||
|---|---|---|---|---|---|---|
| High | Low | Precip | High | Low | Precip | |
| January | 47.6°F | 24.2°F | 3.73 in | 43.9°F | 24.7°F | 2.96 in |
| February | 51.6°F | 26.2°F | 2.77 in | 46.8°F | 25.9°F | 2.66 in |
| March | 59.9°F | 31.9°F | 4.03 in | 54.7°F | 32.8°F | 3.92 in |
| April | 70.9°F | 41.5°F | 3.39 in | 66.5°F | 43.5°F | 3.38 in |
| May | 78.2°F | 51.6°F | 4.76 in | 74.8°F | 53.5°F | 4.11 in |
| June | 85.5°F | 60.3°F | 4.13 in | 83.5°F | 62.7°F | 4.20 in |
| July | 88.3°F | 65.0°F | 4.29 in | 88.0°F | 67.3°F | 4.22 in |
| August | 87.2°F | 63.8°F | 3.51 in | 86.3°F | 65.3°F | 4.12 in |
| September | 80.9°F | 56.4°F | 4.27 in | 79.9°F | 58.2°F | 4.51 in |
| October | 70.5°F | 43.2°F | 3.82 in | 68.8°F | 45.6°F | 4.13 in |
| November | 59.9°F | 32.2°F | 3.64 in | 58.0°F | 35.5°F | 3.25 in |
| December | 51.0°F | 27.1°F | 3.66 in | 48.0°F | 28.8°F | 3.55 in |
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 →