Mean Rate of Change ( °C / Century )

Since: 1760 1810 1860 1910 1960 1990
Armenia - 0.87
± 0.21
1.01
± 0.19
1.45
± 0.19
2.38
± 0.29
6.33
± 0.74
Asia - 0.82
± 0.18
1.00
± 0.15
1.35
± 0.09
2.57
± 0.24
3.13
± 0.25
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
± 2.73 ± 1.10 ± 0.48 ± 0.32 ± 0.19

Correlation to Global Land Average (R value)

Smoothing Monthly Annual Five-year Ten-year Twenty-year
0.51 0.74 0.91 0.95 0.98

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

Jan Feb Mar Apr May Jun
± 4.02 ± 3.93 ± 3.57 ± 2.74 ± 2.03 ± 2.09
Jul Aug Sep Oct Nov Dec
± 1.90 ± 1.96 ± 2.29 ± 2.72 ± 2.83 ± 3.62

History of Temperature Stations

Evolution of Climate Extremes

Mean of Daily High Temperature

Mean of Daily Low Temperature