Country: Iran
Latitude:34.5629 N
Longitude:50.5946 E
Nearby Cities:Qom, Arak, Kashan, Saveh, Delijan, Tafresh

Mean Rate of Change ( °C / Century )

Since: 1760 1810 1860 1910 1960 1990
Current Location - - 1.06
± 0.22
1.74
± 0.14
3.27
± 0.43
6.23
± 0.70
Iran - - 1.02
± 0.25
1.66
± 0.13
3.52
± 0.37
6.74
± 0.54
Southern Asia - 0.73
± 0.19
0.80
± 0.18
1.16
± 0.12
2.29
± 0.25
3.70
± 0.38
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

Local Climate Variabiity

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

Smoothing Monthly Annual Five-year Ten-year Twenty-year
± 2.37 ± 0.96 ± 0.51 ± 0.39 ± 0.27

Correlation to Global Land Average (R value)

Smoothing Monthly Annual Five-year Ten-year Twenty-year
0.50 0.77 0.91 0.93 0.95

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

Jan Feb Mar Apr May Jun
± 3.80 ± 3.47 ± 2.98 ± 2.26 ± 1.84 ± 1.60
Jul Aug Sep Oct Nov Dec
± 1.39 ± 1.30 ± 1.48 ± 2.10 ± 2.29 ± 3.08

History of Temperature Stations

Evolution of Climate Extremes

Mean of Daily High Temperature

Mean of Daily Low Temperature