Historical weather data, all-time temperature records, and monthly climate averages for Rosedale, CA. Explore typical weather conditions by week for trip planning, and see how today compares to the historical record.
April 5th in Rosedale sits right in that sweet spot of spring — expect a high near 74° and a low around 49°, based on 88 years of data. There's only a 13% chance of rain, though the date has seen some wild swings: a scorching 95° back in 1971 and a teeth-chattering 36° low in 1999.
Rosedale plays for keeps when it comes to extremes — the thermometer has hit 115° (July 1950) and crashed to 19° (December 1990), a 96-degree spread that tells you this valley means business. Even snow shows up occasionally, with 3 inches falling on a single January day in 1999.
Summer here is no joke: late July averages a high of 100°, and June through September all clear 90°, making those months best suited for heat lovers only. If you prefer mild weather, aim for March through April or October through November, when highs hover in the 70s and 80s. February is your rainiest window, so pack accordingly if you visit in winter.