Petersburg, Texas — City Overview

Living in Petersburg, summers are intense — Jul highs average 93.3°F, while winters are chilly, with Feb lows around 30.3°F. With 2836 heating degree days annually, heating costs are moderate. At just 14.4 inches of annual rainfall, this is a dry climate. Median household income: $39,196. With a 15.4% poverty rate and 69.2% homeownership, the community reflects a stable residential mix. Nearby cities: Idalou (15mi SW), Floydada (17mi NE), Ralls (18mi SE). Air quality is Good — avg AQI 41 over the past week.

View Petersburg city guide

Updated August 11, 2026.

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