Similar Climates › City Pairings › Rosario ≈ Jefferson City
City Pairings
loose match
Rosario, Argentina and Jefferson City, Missouri are a loose climate match — 8,595 km (5,341 mi) apart. Rosario is Köppen zone Cfa; Jefferson City is Cfa.
See Rosario on the interactive map →Rosario and Jefferson City both sit in the humid subtropical (Cfa) zone, so their seasonal arcs line up. Because one city is in the opposite hemisphere, the comparison flips seasons: Rosario’s January against Jefferson City’s July. Roughly 8,595 km (5,341 mi) separates them — far enough that Jefferson City feels like another continent, close enough on the climate numbers to stand in for Rosario.
It is a loose match: useful as a climate analogue for Rosario, though not a perfect copy. July by 12°C (Jefferson City cooler); January means differ by 1°C (Jefferson City warmer). Rainfall shifts more: Jefferson City is 20 mm wetter in July.
Sunshine stays close: Jefferson City at 8.8 h/day on average versus 9.7 h/day in Rosario (January 11.8 h / 11.9 h, July 5.8 h / 7.4 h). PM2.5 averages stay near each other (10 µg/m³ in Jefferson City, 6 in Rosario). Humidity: dew point in Jefferson City runs about 13°C lower in July (-6°C vs 7°C), so the air feels drier.
January & July · °C and mm
Rosario is in the southern hemisphere, so its July lines up with Jefferson City's January — the bars above pair each city's summer and winter, not the calendar month.
Compare Rosario and Jefferson City month by month on the interactive map →
See Jefferson City's climate twin on its own page.
On Similar Climates, Jefferson City, Missouri is the closest distant match for Rosario, Argentina — scored loose, about 8,595 km (5,341 mi) away.
Rosario and Jefferson City are separated by roughly 8,595 km (5,341 mi) on the great-circle route.
No — they sit in opposite hemispheres, so seasons run about six months apart: Jefferson City’s July pairs with Rosario’s January in the comparison.
Yes — both are humid subtropical (Cfa).
Rosario has a humid subtropical climate (Cfa). January averages a high of 31°C and a low of 19°C with 110 mm of rain; July averages 16°C / 6°C and 25 mm.
Rosario averages about 11.9 hours of sunshine a day in January and 7.4 hours in July.
January PM2.5 averages about 5.7 µg/m³ (US AQI 34); July averages 6.1 µg/m³ (US AQI 33).
Other close climate matches for Rosario: Brisbane (loose), Kansas City (loose), Topeka (loose).
All humid subtropical (Cfa) cities on Similar Climates →
Explore Rosario and Jefferson City on the interactive map →