Jefferson City Weather History
Missouri · US States · Weather data 1976–today
Jefferson City sits 4294km from the equator, 165m above sea level. That combination gives it a climate with hot, humid summers, mild winters, and rain year round (Humid subtropical climate). Its record high is 41.7°C, set 1980-07-30, its record low -33.0°C, set 1989-12-23.
Data through August 4, 2026.
Frequently asked questions about the weather in Jefferson City
What is the hottest temperature ever recorded in Jefferson City?
The highest temperature in this record for Jefferson City is 41.7°C, measured on 1980-07-30. That is a recorded daily value from Jefferson City's own series covering 1976 to 2025, not an estimate or a regional average.
What is the coldest temperature ever recorded in Jefferson City?
The lowest temperature in this record for Jefferson City is -33.0°C, measured on 1989-12-23. Together with the heat record above, that spans the full range this city has actually experienced across 1976 to 2025.
How much rain does Jefferson City get a year?
Jefferson City averages 1052mm of precipitation a year, spread across roughly 113 days with at least 1mm. That average is taken over 50 complete calendar years, so one exceptionally wet or dry year does not set the figure.
What was the wettest day on record in Jefferson City?
On 2015-11-17, 98.5mm fell on Jefferson City, the highest single-day total in this series. For scale, that is roughly 9% of what the city receives in an average full year, in one day.
How many hours of sunshine does Jefferson City get a year?
Jefferson City averages 3300 sunshine hours a year, which works out to about 9.0 hours a day across the whole year. Sunshine hours measure the time direct sunlight actually reaches the ground, not simply how long it is light.
How warm are summers and how cold are winters in Jefferson City?
Across the summer months Jefferson City averages a daytime high near 30.5°C, while winter nights average -3.2°C. The seasons here are set from Jefferson City's position relative to the equator rather than a fixed northern-hemisphere calendar.
What is the strongest wind recorded in Jefferson City?
The strongest wind speed recorded in Jefferson City is 43 km/h, on 1991-03-27. That is the daily maximum sustained wind rather than the peak gust, which typically runs higher still.
