Weather Comparison: Tucson and San Diego

This page compares weather averages and records between the cities of Tucson, Arizona and San Diego, California.
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Records and Averages Comparison

Tucson San Diego
☀️ Record high 117 °F 111 °F
🌙 Record low 6 °F 25 °F
💧 Most daily precipitation 3.9 inches 3.3 inches
💧 Most monthly precipitation 8.1 inches 9.3 inches
💧 Most yearly precipitation 24.2 inches 27.6 inches
💧 Average yearly precipitation 10.6 inches 9.8 inches
❄️ Most daily snow 6.8 inches n/a
❄️ Most monthly snow 6.8 inches n/a
❄️ Most yearly snow 8.3 inches n/a
❄️ Average yearly snow 0.2 inches n/a
Maximum Difference Between High Temperatures
This table shows the times in history when the daily high temperature in Tucson was warmest relative to San Diego, and vice versa.
Date Tucson San Diego
June 11, 1933 111 °F 67 °F
January 10, 1962 46 °F 75 °F