Next 7 departures
- TueOct 13
ClearNo significant weather expected. Temperatures 62–85°F along the way.
Along the way
Checkpoint · arrival Weather · temperature Nashville7 AM CDT Sunny62°F Clarksville7:45 AM CDT Sunny62°F Paducah9 AM CDT Sunny71°F Marion10 AM CDT Sunny72°F I-64 west of Mount Vernon10:45 AM CDT Sunny81°F St. Louis11:45 AM CDT Sunny85°F - WedOct 14
CautionChance of thunderstorms near Marion around 10 AM CDT. Also at 1 other checkpoint.
Along the way
Checkpoint · arrival Weather · temperature Nashville7 AM CDT Mostly sunny66°F Clarksville7:45 AM CDT Mostly sunny68°F Paducah9 AM CDT Chance of light rain showers75°F Marion10 AM CDT Chance of thunderstorms75°F I-64 west of Mount Vernon10:45 AM CDT Light rain showers78°F St. Louis11:45 AM CDT Chance of thunderstorms77°F - ThuOct 15
CautionChance of thunderstorms near St. Louis around 11:45 AM CDT.
Along the way
Checkpoint · arrival Weather · temperature Nashville7 AM CDT Mostly sunny68°F Clarksville7:45 AM CDT Mostly sunny67°F Paducah9 AM CDT Slight chance of thunderstorms74°F Marion10 AM CDT Light rain showers likely72°F I-64 west of Mount Vernon10:45 AM CDT Light rain showers likely73°F St. Louis11:45 AM CDT Chance of thunderstorms74°F - FriOct 16
CautionGusts to 30 mph near Marion around 10 AM CDT. Also at 1 other checkpoint.
Along the way
Checkpoint · arrival Weather · temperature Nashville7 AM CDT Partly sunny63°F Clarksville7:45 AM CDT Partly sunny62°F Paducah9 AM CDT Partly sunny63°F Marion10 AM CDT Partly sunny60°F I-64 west of Mount Vernon10:45 AM CDT Partly sunny60°F St. Louis11:45 AM CDT Partly sunny60°F - SatOct 17
ClearNo significant weather expected. Temperatures 42–53°F along the way.
Along the way
Checkpoint · arrival Weather · temperature Nashville7 AM CDT Mostly sunny44°F Clarksville7:45 AM CDT Mostly sunny42°F Paducah9 AM CDT Mostly sunny49°F Marion10 AM CDT Mostly sunny47°F I-64 west of Mount Vernon10:45 AM CDT Sunny51°F St. Louis11:45 AM CDT Mostly sunny53°F - SunOct 18
ClearNo significant weather expected. Temperatures 39–59°F along the way.
Along the way
Checkpoint · arrival Weather · temperature Nashville7 AM CDT Sunny42°F Clarksville7:45 AM CDT Sunny39°F Paducah9 AM CDT Mostly sunny51°F Marion10 AM CDT Mostly sunny49°F I-64 west of Mount Vernon10:45 AM CDT Mostly sunny54°F St. Louis11:45 AM CDT Sunny59°F - MonOct 19
ClearNo significant weather expected. Temperatures 46–66°F along the way.
Along the way
Checkpoint · arrival Weather · temperature Nashville7 AM CDT Mostly sunny47°F Clarksville7:45 AM CDT Mostly sunny46°F Paducah9 AM CDT Mostly sunny55°F Marion10 AM CDT Mostly sunny55°F I-64 west of Mount Vernon10:45 AM CDT Partly sunny61°F St. Louis11:45 AM CDT Partly sunny66°F
The worst conditions expected at any checkpoint, timed to when you would reach it driving without stops. Levels use Road Travel’s driving-risk scale.
The route, stop by stop
Checkpoints in order, with driving time from Nashville (no stops) and elevation. The forecast above is timed to these.
- Nashville, TNStart 419 ftelevation
- Clarksville, TNMile 44 · 42 min 496 ftelevation
- Paducah, KYMile 137 · 2 h 6 min 340 ftelevation
- Marion, ILMile 190 · 2 h 56 min 425 ftelevation
- I-64 west of Mount Vernon, ILMile 247 · 3 h 47 min 542 ftelevation
- St. Louis, MOMile 308 · 4 h 47 min 462 ftelevation
Typical weather by month
Average daily highs and lows, and monthly rain, at Nashville, Clarksville and St. Louis.
| Month | Nashville 600 ft | Clarksville 402 ft | St. Louis Cahokia station · 400 ft | |||
|---|---|---|---|---|---|---|
| High / low °F | Precip (in) | High / low °F | Precip (in) | High / low °F | Precip (in) | |
| Jan | 49° / 30° | 4.0 | 47° / 28° | 4.0 | 41° / 22° | 2.7 |
| Feb | 54° / 33° | 4.5 | 52° / 31° | 4.5 | 46° / 26° | 2.3 |
| Mar | 63° / 40° | 4.5 | 61° / 38° | 4.8 | 56° / 35° | 3.5 |
| Apr | 73° / 49° | 4.7 | 72° / 47° | 5.0 | 68° / 45° | 4.6 |
| May | 80° / 58° | 5.0 | 79° / 57° | 5.6 | 76° / 56° | 4.8 |
| Jun | 88° / 66° | 4.4 | 87° / 65° | 4.7 | 85° / 65° | 4.3 |
| Jul | 91° / 71° | 4.2 | 90° / 69° | 4.6 | 89° / 69° | 5.0 |
| Aug | 90° / 69° | 3.8 | 90° / 67° | 3.7 | 87° / 67° | 3.1 |
| Sep | 84° / 62° | 3.8 | 84° / 60° | 3.4 | 80° / 59° | 3.4 |
| Oct | 74° / 50° | 3.4 | 72° / 48° | 4.3 | 70° / 46° | 3.0 |
| Nov | 61° / 39° | 3.9 | 60° / 37° | 4.1 | 56° / 35° | 3.3 |
| Dec | 52° / 33° | 4.4 | 50° / 31° | 4.9 | 45° / 27° | 2.8 |
NOAA NCEI U.S. Climate Normals, 1991–2020: NASHVILLE INTL AP (USW00013897, 600 ft); CLARKSVILLE WWTP (USC00401790, 402 ft); CAHOKIA (USC00111160, 400 ft). Precipitation is the monthly total of rain and melted snow, in inches. “—” means the station does not publish that normal.
Road conditions
Closures and chain rules change by the hour, so we link to the official reports for Tennessee, Kentucky, Illinois and Missouri rather than repeat them.
- Tennessee · TDOTSmartWay road conditions
- Kentucky · KYTCGoKY road conditions
- Illinois · IDOTGetting Around Illinois road conditions
- Missouri · MoDOTTraveler information map
Check the official National Weather Service forecast and each state's road report before you leave.
Get alerts timed to where you’ll be when you get there
Road Travel plans the drive from Nashville to St. Louis with the forecast at every stretch for the hour you’ll reach it, then warns you about weather ahead while you drive.
Questions about this drive
How long is the drive from Nashville to St. Louis?
308 miles, about 5 hours of driving without stops, by way of I-24 and I-64. Fuel, food and rest stops add to that.
What is the wettest month in St. Louis?
July. The nearest long-term NOAA station, Cahokia (400 ft), averages 5.0 inches of rain and melted snow that month (1991–2020 normals).
How cold is St. Louis in January?
The nearest long-term NOAA station, Cahokia (400 ft), averages a high of 41°F and a low of 22°F in January (1991–2020 normals).