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London Average Temperature vs US Dollar to Japanese Yen
London Average Temperature and US Dollar to Japanese Yen correlate at r = +0.68 over 27 years (1999–2025), p = 1.1e-4. With the time trend removed, r = +0.61. Holds up after detrending.
Verdict: Holds up after detrending. Statistically significant (p = 1.1e-4) and the association survives trend removal (detrended r = 0.61). Correlation still isn't causation, but this one isn't an obvious artifact.
- Pearson r
- +0.68
- p-value
- 1.1e-4
- Years compared (n)
- 27 (1999–2025)
- 95% confidence interval
- 0.40 to 0.84
- Correlation with the time trend removed
- +0.61
Sources
- London Average Temperature (°C): Open-Meteo (ERA5). Annual mean 2m air temperature for London 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
- London Average Temperature vs US GDP per Capita (r = +0.77)
- London Average Temperature vs US GDP (current US$) (r = +0.76)
- London Average Temperature vs Atmospheric CO₂ (Mauna Loa) (r = +0.75)
- US Dollar to Japanese Yen vs US Youth Unemployment (r = -0.75)
- London Average Temperature vs US Population Aged 65+ (r = +0.75)
- London Average Temperature vs Global Temperature Anomaly (r = +0.74)
Correlation does not imply causation. How the verdict is worked out.