Historical weather data, all-time temperature records, and monthly climate averages for Bellflower, CA. Explore typical weather conditions by week for trip planning, and see how today compares to the historical record.
April 5th in Bellflower typically feels like a mild spring day, with average highs of 71° and lows around 51°. That said, the date has some wild range in its history — temperatures have swung from a frigid 41° low in 1955 all the way to a scorching 105° high in 1989. Rain is unlikely but not impossible, with just a 13% chance of any precipitation.
Bellflower's all-time records reveal a city that can get genuinely extreme despite its Southern California reputation for mild weather. The mercury has hit 111° (September 27, 2010) and dropped to 25° (January 13, 1963) — a 86-degree spread between the worst of both worlds. The wettest single day on record dumped 5.02 inches on January 26, 1956.
Bellflower runs warm and dry year-round, with average highs staying between 66° in early January and peaking around 85° in early September. The temperature swing between seasons is surprisingly modest — you're looking at roughly a 20-degree difference between the coolest and warmest weeks. If you're worried about rain, aim for outside of February, when the wettest stretch of the year averages 0.78 inches per week.