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Tokyo Average Temperature vs US Dollar to Japanese Yen
Tokyo Average Temperature and US Dollar to Japanese Yen correlate at r = +0.62 over 27 years (1999–2025), p = 5.5e-4. With the time trend removed, r = +0.57. Holds up after detrending.
Verdict: Holds up after detrending. Statistically significant (p = 5.5e-4) and the association survives trend removal (detrended r = 0.57). Correlation still isn't causation, but this one isn't an obvious artifact.
- Pearson r
- +0.62
- p-value
- 5.5e-4
- Years compared (n)
- 27 (1999–2025)
- 95% confidence interval
- 0.32 to 0.81
- Correlation with the time trend removed
- +0.57
Sources
- Tokyo Average Temperature (°C): Open-Meteo (ERA5). Annual mean 2m air temperature for Tokyo from the ERA5 reanalysis.
- US Dollar to Japanese Yen (JPY per USD): Frankfurter (ECB). Annual mean US Dollar to Japanese Yen exchange rate (European Central Bank reference rates).
Related pairs
- Tokyo Average Temperature vs Atmospheric Methane (global) (r = +0.86)
- Tokyo Average Temperature vs US Federal Debt Outstanding (r = +0.83)
- Tokyo Average Temperature vs US Natural Gas Consumption (r = +0.83)
- Tokyo Average Temperature vs US GDP (current US$) (r = +0.83)
- Tokyo Average Temperature vs US GDP per Capita (r = +0.81)
- Tokyo Average Temperature vs US Adult Obesity (r = +0.80)
Correlation does not imply causation. How the verdict is worked out.