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Sydney Average Temperature vs US Natural Gas Consumption

Sydney Average Temperature and US Natural Gas Consumption correlate at r = +0.52 over 61 years (1965–2025), p < 0.0001. With the time trend removed, r = +0.03. Interpret with caution.

Verdict: Interpret with caution. Much of the apparent link is driven by a shared time trend: r falls from 0.52 to 0.03 once the trend is removed.

Pearson r
+0.52
p-value
< 0.0001
Years compared (n)
61 (1965–2025)
95% confidence interval
0.31 to 0.68
Correlation with the time trend removed
+0.03

Sources

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Correlation does not imply causation. How the verdict is worked out.