Historical weather data, all-time temperature records, and monthly climate averages for Jennings, MO. Explore typical weather conditions by week for trip planning, and see how today compares to the historical record.
April 5th in Jennings typically lands in that in-between spring zone — a 62° average high with a 41° low, but the date has seen everything from a scorching 91° back in 1988 to a bitter 26° in 1944. There's a 39% chance of rain today, so keep an umbrella handy, though snow is nearly off the table at just 2%.
Jennings has seen some genuinely extreme weather over its 88 years of records — from a punishing 115° on July 14, 1954, to a bone-chilling -18° on January 20, 1985, a swing of 133 degrees. Summer storms can be ferocious too: a single day in July 2022 dumped 8.64 inches of rain, and a March 2013 snowstorm buried the area under 12.4 inches.
Summers in Jennings are hot and humid, peaking in the July 16–22 window with average highs around 90°, while January is the time to bundle up with highs barely scraping 38°. Late June through early July is the wettest stretch of the year, so if you're planning a visit, May and September offer the best balance of warmth and drier conditions.