Northwest Territories

Climate Stripes

Mean Rate of Change ( °C / Century )

Since:	1760	1810	1860	1910	1960	1990
Northwest Territories	-	1.03 ± 0.30	1.37 ± 0.38	1.72 ± 0.35	4.59 ± 0.31	4.72 ± 0.80
Canada	-	0.98 ± 0.26	1.31 ± 0.26	1.50 ± 0.18	3.64 ± 0.24	6.50 ± 0.43
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
	± 3.58	± 1.41	± 0.74	± 0.58	± 0.46

Correlation to Global Land Average (R value)

Smoothing	Monthly	Annual	Five-year	Ten-year	Twenty-year
	0.52	0.73	0.88	0.92	0.94

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

Jan	Feb	Mar	Apr	May	Jun
± 5.25	± 5.27	± 4.36	± 4.16	± 2.82	± 2.23
Jul	Aug	Sep	Oct	Nov	Dec
± 1.82	± 2.19	± 2.41	± 3.43	± 4.51	± 4.92

History of Temperature Stations

Evolution of Climate Extremes

Mean of Daily High Temperature

Mean of Daily Low Temperature

Change in Diurnal Range