Mean Rate of Change ( °C / Century )

Since: 1760 1810 1860 1910 1960 1990
Africa - - 0.83
± 0.20
0.92
± 0.12
1.99
± 0.21
2.49
± 0.45
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
± 0.71 ± 0.31 ± 0.14 ± 0.11 ± 0.08

Correlation to Global Land Average (R value)

Smoothing Monthly Annual Five-year Ten-year Twenty-year
0.78 0.94 0.99 0.99 1.00

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

Jan Feb Mar Apr May Jun
± 0.93 ± 0.93 ± 0.77 ± 0.69 ± 0.59 ± 0.55
Jul Aug Sep Oct Nov Dec
± 0.55 ± 0.54 ± 0.51 ± 0.53 ± 0.70 ± 0.74

History of Temperature Stations

Evolution of Climate Extremes

Mean of Daily High Temperature

Mean of Daily Low Temperature