Weather Comparison: Boston and Seattle

This page compares weather averages and records between the cities of Boston, Massachusetts and Seattle, Washington.
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Records and Averages Comparison

Boston Seattle
☀️ Record high 104 °F 108 °F
🌙 Record low -18 °F 0 °F
💧 Most daily precipitation 7.1 inches 5.0 inches
💧 Most monthly precipitation 17.1 inches 15.6 inches
💧 Most yearly precipitation 62.3 inches 55.1 inches
💧 Average yearly precipitation 43.5 inches 39.3 inches
❄️ Most daily snow 23.6 inches 21.5 inches
❄️ Most monthly snow 64.8 inches 57.2 inches
❄️ Most yearly snow 108.6 inches 63.6 inches
❄️ Average yearly snow 49.2 inches 5.1 inches
Maximum Difference Between High Temperatures
This table shows the times in history when the daily high temperature in Boston was warmest relative to Seattle, and vice versa.
Date Boston Seattle
January 14, 1950 63 °F 16 °F
December 30, 1917 2 °F 58 °F