Historical weather data, all-time temperature records, and monthly climate averages for Laguna Hills, CA. Explore typical weather conditions by week for trip planning, and see how today compares to the historical record.
Today's date has some weather history behind it in Laguna Hills — a city that rarely sees dramatic swings but occasionally surprises. Temperatures here have been tracked since 1993, giving us over three decades of data to put any given day in context.
Laguna Hills has flirted with both extremes over its recording history. The all-time high hit a scorching 115° on July 6, 2018, while the coldest day on record was a still-chilly-for-SoCal 33° on February 27, 2011 — a 82-degree spread that shows even this mild coastal-adjacent city isn't immune to the occasional jolt.
Laguna Hills is a year-round mild story, with average highs ranging from a comfortable 68° in winter to a peak of 87° in late August. The warmest stretch runs late August through early September, while mid-February is the coolest point of the year. Rainfall is concentrated in winter, with early January historically the wettest window — though 'wet' is relative in Southern California.