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Boston and San Diego — Comparison weather
Boston, United States and San Diego, United States — Comparison weather. Learn where is warmer and colder where in any month of the year. Compare the day and night temperature, water temperature and precipitation. Where the sun shines longer, and where the rains.
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Comparison of daily temperature
Comparison night temperature
Comparing the temperature of the water
Comparison of precipitation
Boston and San Diego Comparison seasons
| Most sunny months | |
| August | 17 days |
| July | 16 days |
| June | 14 days |
| The warmest months | |
| July | 27.8 °C |
| August | 27.2 °C |
| June | 23.4 °C |
| The warmest water (sea, ocean) | |
| August | 19.9 °C |
| July | 19.3 °C |
| September | 17.9 °C |
| The coldest months | |
| January | 0.7 °C |
| February | 1.5 °C |
| December | 4.1 °C |
| Rainiest months | |
| June | 5 days |
| April | 5 days |
| December | 4 days |
| Most windy months | |
| January | 17.8 km / h |
| March | 17.5 km / h |
| February | 17.2 km / h |
| Most sunny months | |
| July | 25 days |
| August | 23 days |
| June | 23 days |
| The warmest months | |
| August | 26.3 °C |
| September | 25.8 °C |
| July | 24.7 °C |
| The warmest water (sea, ocean) | |
| August | 21.2 °C |
| September | 20.7 °C |
| July | 20.7 °C |
| The coldest months | |
| December | 17.3 °C |
| January | 17.4 °C |
| February | 17.5 °C |
| Rainiest months | |
| January | 2 days |
| February | 2 days |
| March | 2 days |
| Most windy months | |
| May | 12.3 km / h |
| April | 12 km / h |
| March | 11.4 km / h |
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