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
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].
