Historical weather data, all-time temperature records, and monthly climate averages for River Ridge, LA. Explore typical weather conditions by week for trip planning, and see how today compares to the historical record.
April 4th in River Ridge sits right in that sweet spot of spring — historically, today averages a high of 76° and a low of 57°, with only a 1-in-4 chance of rain. The date has swung pretty dramatically over 78 years of records, from a balmy 85° back in 1956 down to a teeth-chattering 38° in 1992.
River Ridge earns its Louisiana stripes with a all-time high of 105° set in August 2023 and an all-time low of 11° during the brutal December freeze of 1989. The wettest single day on record dumped a staggering 12.24 inches in May 1995 — and in January 2025, 8 inches of snow reminded everyone that the Gulf South can still surprise you.
Summer dominates the calendar here: highs stay at 91° from late June through August, and that's also when the area sees its heaviest weekly rainfall, averaging 1.75 inches during the last week of June. If you're looking for the most comfortable weather, aim for spring or fall — April and October both average highs in the upper 70s to 80°. January is the coolest month at 62°, which by most standards still qualifies as mild.