Historical weather data, all-time temperature records, and monthly climate averages for Oakville, MO. Explore typical weather conditions by week for trip planning, and see how today compares to the historical record.
April 5th in Oakville typically feels like a proper spring day, with highs averaging 65° and lows around 39°. The date has seen a wide swing over the years though — from a shirt-sleeve 82° in 2010 down to a frost-biting 26° in 2002. Rain is possible about one in three years, but snow is essentially off the table.
Oakville earns its Midwest stripes with some genuinely extreme weather on the books. Summer can be brutal — the all-time high hit 107° in June 2012 — while January 2014 bottomed out at -14°, a 121-degree spread between the two. A single July storm in 2022 dumped 7.23 inches of rain, and New Year's Day 2015 kicked off the year with 9 inches of snow.
Oakville runs warm and humid through a long summer, with highs in the upper 80s from June through August and peaking around 91° during the third week of July. If you're cold-averse, mid-January is the low point with average highs of just 39°. Late June through early July is the wettest stretch of the year, so pack accordingly if you're visiting then.