Warm water temperatures, into the 70s F over the past couple of months, won't last much longer. As fall approaches, shorter days and increasingly oblique solar radiation will mean that less and less energy will be supplied to the ocean …

Thunderstorms have visited the Imperial Valley and parts of eastern San Diego County over the past several weeks. The seasonal arrival of moisture from the east and south, more or less typical for late summer, contributes to the greening of …

San Diego's warmest weather of the year (on average), ocean water temperatures peak, brilliant Venus, and a full moon

San Diego's warmest weather, on average, should occur in August through early September, according to statistics compiled from several decades of measurements taken near the San Diego International Airport. In an average year, coastal residents enjoy an average daily temperature …

Towering thunderheads, various sandpipers, naked-eye planets, and the Perseid meteor shower

Towering thunderheads have been seen hovering over the wall of mountains east of San Diego in recent weeks. Afternoon rainshowers have already dampened Palomar, Cuyamaca and Mount Laguna on several occasions, with more of the same expected at times during …