Historical weather data, all-time temperature records, and monthly climate averages for Lathrop, CA. Explore typical weather conditions by week for trip planning, and see how today compares to the historical record.
April 5th in Lathrop typically feels like a mild spring day, with average highs around 71° and lows near 46°. There's a 22% chance of rain, a reminder that the wet season still has some life left in it. The date's weather history spans 77 years and swings wildly — from a balmy 89° in 1952 down to a chilly 35° overnight in 1955.
Lathrop sits in California's Central Valley, and the numbers reflect it — summers are brutal, with an all-time high of 115° recorded on July 23, 2006. Winters are mild but not immune to cold snaps; the mercury bottomed out at 16° back on January 11, 1949. Snow is essentially a novelty here, with the snowiest day on record producing just 0.3" in February 1976.
Lathrop follows a classic Central Valley pattern: warm springs give way to scorching summers, with average highs peaking at 95° during the second week of July. The coolest stretch is early January, when highs hover around 52°. Rain is almost exclusively a winter affair — the wettest week of the year falls between Christmas and New Year's, averaging 0.69" of precipitation.