Mean Rate of Change ( °C / Century )

Since: 1760 1810 1860 1910 1960 1990
Norway 0.44
± 0.31
0.66
± 0.22
0.96
± 0.17
0.92
± 0.16
3.15
± 0.37
3.23
± 0.52
Europe 0.37
± 0.21
0.63
± 0.15
0.88
± 0.08
1.09
± 0.10
2.69
± 0.23
2.94
± 0.26
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
± 2.97 ± 1.27 ± 0.67 ± 0.47 ± 0.35

Correlation to Global Land Average (R value)

Smoothing Monthly Annual Five-year Ten-year Twenty-year
0.38 0.55 0.76 0.85 0.88

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

Jan Feb Mar Apr May Jun
± 4.08 ± 4.18 ± 3.52 ± 2.30 ± 2.13 ± 2.27
Jul Aug Sep Oct Nov Dec
± 2.07 ± 2.04 ± 1.79 ± 2.68 ± 2.96 ± 3.85

History of Temperature Stations

Evolution of Climate Extremes

Mean of Daily High Temperature

Mean of Daily Low Temperature