The first day of 2026 turned out to be one of the top 15 rainiest days ever in San Diego, according to data that goes back to 1939. ☔ San Diego got a month’s worth of rain to start the new year. More than 2 inches of rain fell at San Diego’s airport between midnight and early Thursday afternoon, which is more than the area would normally get in the typical entire January (1.98 inches). The system is moving out, however, with slight chances for light scattered showers for the rest of Thursday aft