Historical weather data, all-time temperature records, and monthly climate averages for Van Nuys, CA. Explore typical weather conditions by week for trip planning, and see how today compares to the historical record.
April 5th in Van Nuys runs mild, with average highs around 72° and lows near 50°. It can swing wider than you'd expect — the date has seen a sweltering 91° back in 2016 and dipped to 41° in 1999. Rain is unlikely but not impossible, with just a 16% historical chance of any precipitation.
Van Nuys plays by its own rules — this is a place that hit 118° in September 2020, one of the most extreme urban heat events in San Fernando Valley history. On the other end, a January 1949 cold snap brought a remarkable 22° low and even 2.4 inches of snow, a combination that would be nearly unrecognizable to anyone who moved here after mid-century.
Van Nuys runs warm and dry for most of the year, with highs climbing from the mid-60s in winter to a peak of around 93° in late August and early September. If you're heat-sensitive, late January is your sweet spot, with average highs holding around 66°. Rain is essentially a winter affair — the wettest stretch falls in early February, averaging just under an inch per week, and summers are bone dry.