Local Climate Change: 39.38 N, 89.48 W

Country:	United States
Latitude:	39.3836 N
Longitude:	89.4798 W
Nearby Cities:	Saint Louis, Springfield, Decatur, Saint Charles, Florissant, University City

Climate Stripes

Mean Rate of Change ( °C / Century )

Since:	1760	1810	1860	1910	1960	1990
Current Location	0.40 ± 0.28	0.69 ± 0.36	0.86 ± 0.20	0.67 ± 0.14	2.48 ± 0.23	3.51 ± 0.48
Illinois	0.40 ± 0.26	0.71 ± 0.33	0.92 ± 0.20	0.74 ± 0.15	2.50 ± 0.21	3.59 ± 0.40
Missouri	0.45 ± 0.26	0.73 ± 0.33	0.89 ± 0.21	0.65 ± 0.10	2.24 ± 0.22	3.62 ± 0.50
Contiguous United States	-	0.66 ± 0.25	0.76 ± 0.18	0.87 ± 0.08	2.16 ± 0.16	2.76 ± 0.36
United States	-	0.69 ± 0.24	0.80 ± 0.16	0.89 ± 0.08	2.36 ± 0.13	2.42 ± 0.39
North America	-	0.82 ± 0.23	1.02 ± 0.18	1.11 ± 0.11	2.90 ± 0.19	4.72 ± 0.28
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

Temperature Record Months and Years

Seasonal Changes

Regional Climate Variability

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

Smoothing	Monthly	Annual	Five-year	Ten-year	Twenty-year
	± 3.45	± 1.18	± 0.55	± 0.38	± 0.30

Correlation to Global Land Average (R value)

Smoothing	Monthly	Annual	Five-year	Ten-year	Twenty-year
	0.43	0.64	0.83	0.90	0.91

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

Jan	Feb	Mar	Apr	May	Jun
± 5.13	± 4.92	± 4.39	± 3.17	± 2.98	± 2.57
Jul	Aug	Sep	Oct	Nov	Dec
± 2.42	± 2.41	± 2.74	± 3.23	± 3.53	± 4.68

History of Temperature Stations

Evolution of Climate Extremes

Mean of Daily High Temperature

Mean of Daily Low Temperature

Change in Diurnal Range