Mean Rate of Change ( °C / Century )

Since: 1760 1810 1860 1910 1960 1990
France 0.35
± 0.20
0.61
± 0.17
0.84
± 0.11
1.11
± 0.13
2.60
± 0.21
1.41
± 0.46
Northern Hemisphere - 0.79
± 0.16
0.96
± 0.10
1.19
± 0.05
2.56
± 0.20
3.56
± 0.20
Global Land 0.43
± 0.18
0.79
± 0.13
0.91
± 0.08
1.11
± 0.03
2.16
± 0.11
2.78
± 0.13

Regional Climate Variability

Difference from Global Land Average ( °C, 95% range )

Smoothing Monthly Annual Five-year Ten-year Twenty-year
± 2.36 ± 0.84 ± 0.43 ± 0.31 ± 0.24

Correlation to Global Land Average (R value)

Smoothing Monthly Annual Five-year Ten-year Twenty-year
0.41 0.69 0.88 0.93 0.95

Variability in Monthly Means ( °C, 95% range )

Jan Feb Mar Apr May Jun
± 3.15 ± 3.01 ± 2.37 ± 2.01 ± 2.02 ± 1.88
Jul Aug Sep Oct Nov Dec
± 1.99 ± 1.62 ± 1.82 ± 2.00 ± 2.12 ± 2.81

History of Temperature Stations

Evolution of Climate Extremes

Mean of Daily High Temperature

Mean of Daily Low Temperature