Temperature and Precipitation Development at Svalbard 1900–2100

Table 2

Linear temperature trends (°C per decade) in different time periods for stations in the Svalbard region. Trends significant at the 5% level are bold (Mann-Kendall nonparametric test [21]).


	Location	Annual	Winter	Spring	Summer	Autumn

1920–1942	Svalbard Airport*	0.34	1.23	0.09	−0.28	0.47
1920–1942	Bjørnøya	0.14	−0.55	−0.35	0.18	0.66

1943–1965	Ny-Ålesund*	−0.26	−1.48	0.07	0.04	0.39
	Svalbard Airport*	−0.35	−1.76	−0.22	−0.00	0.58
	Bjørnøya	−0.33	−0.91	−0.19	−0.29	0.14

1966–1988	Ny-Ålesund*	0.38	0.54	0.73	0.10	0.51
	Svalbard Airport*	0.52	0.72	0.96	0.27	0.48
	Hopen	0.26	0.00	0.49	0.14	0.57
	Bjørnøya	0.34	0.53	0.71	−0.03	0.36

1989–2011	Ny-Ålesund	0.99	2.52	0.46	0.50	0.78
	Svalbard Airport	1.25	2.88	0.60	0.76	1.14
	Hopen	1.21	2.89	0.46	0.18	1.50
	Bjørnøya	0.91	2.01	0.86	0.32	1.14

1975–2011	Ny-Ålesund	0.73	1.36	0.60	0.33	0.53
1975–2011	Svalbard Airport	1.04	1.66	0.98	0.55	0.86
1975–2011	Hopen	1.10	1.76	1.02	0.43	1.00
1975–2011	Bjørnøya	0.76	1.30	0.59	0.39	0.62

1935–2011	Ny-Ålesund*	0.11	−0.02	0.27	0.09	0.07
1912–2011	Svalbard Airport*	0.25	0.25	0.46	0.11	0.19
1946–2011	Hopen	0.31	0.31	0.44	0.22	0.23
1920–2011	Bjørnøya	0.11	0.02	0.29	0.08	0.05

*The Svalbard Airport and Ny-Ålesund series are homogenised composites from other sites before 1975, respectively, 1969 [11].

Advances in Meteorology

Temperature and Precipitation Development at Svalbard 1900–2100

Table 2