1990 04 - daily  - mean of daily NCEP sigma-0.995 temperature with 25-km topography correction (K); RIMS mask V1; C. Oelke, NSIDC, May 2003
BasinID	Name	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30	31
0	Pan Arctic	263.5	264.7	265.4	265.0	264.6	264.6	264.6	263.2	262.7	264.1	264.9	265.0	265.7	266.4	267.0	266.8	266.8	266.7	266.6	266.5	267.2	268.9	269.2	268.5	267.8	267.7	268.4	268.9	269.6	270.4	-9999.0
34	Hudson Bay	265.5	265.2	267.8	266.3	263.2	262.8	265.9	265.2	264.5	263.6	265.3	267.1	267.0	266.9	267.3	265.7	266.8	269.6	272.6	272.3	275.4	278.1	278.4	279.0	275.9	271.8	268.8	268.6	271.4	273.5	-9999.0
36	Hudson Strait	263.7	255.5	256.0	260.6	269.5	269.3	262.7	258.3	258.4	259.8	259.0	260.2	261.3	258.0	258.3	259.6	259.8	258.1	257.3	255.1	257.8	263.6	260.1	261.7	270.0	263.8	260.9	259.8	264.1	271.0	-9999.0
98	Bering Strait	265.6	265.2	265.4	267.6	267.9	265.8	266.7	268.7	269.9	270.3	268.2	267.2	270.0	270.0	268.7	268.2	269.7	269.1	269.2	268.3	268.7	270.6	270.6	270.3	270.2	271.4	270.8	269.8	268.8	269.0	-9999.0
128	Arctic subocean	250.5	248.8	252.1	252.7	252.9	257.3	254.1	251.1	257.0	260.4	250.7	250.8	251.3	250.5	249.8	249.8	250.6	253.1	251.3	251.6	253.1	254.1	252.3	252.7	253.5	253.8	258.8	257.8	254.8	254.3	-9999.0
130	Chukchi Sea	260.0	260.9	263.7	265.2	264.0	261.1	266.0	271.9	272.3	269.6	267.7	269.6	270.2	269.6	267.8	264.9	263.0	262.3	261.5	261.5	263.9	265.1	264.3	263.9	269.1	270.7	267.2	267.4	261.5	263.6	-9999.0
132	Beaufort Sea	268.2	269.7	267.7	267.7	270.6	268.7	265.9	263.9	263.7	266.6	267.0	265.6	266.9	268.8	268.2	268.9	271.7	273.6	271.6	272.1	272.0	273.4	271.8	269.8	268.1	267.9	268.9	269.5	271.2	270.4	-9999.0
134	Arctic Archipelago	252.1	255.2	254.4	255.0	259.1	263.4	257.6	255.0	259.2	266.1	262.2	252.9	254.5	255.6	254.8	255.0	253.7	251.9	252.9	256.2	255.9	256.3	256.9	255.4	255.3	257.6	263.0	262.7	259.9	261.8	-9999.0
136	Foxe Basin	254.3	254.4	252.4	253.5	253.2	252.2	253.4	254.9	256.5	259.3	263.1	254.8	249.6	247.4	248.6	250.2	250.9	250.9	250.6	251.4	253.5	251.4	254.2	257.4	256.8	255.1	257.9	261.5	260.7	259.7	-9999.0
138	Baffin Bay	250.3	255.3	255.1	250.1	247.0	247.8	251.4	251.7	249.6	252.5	251.8	247.6	246.3	248.0	249.0	247.6	247.4	247.4	248.1	248.3	245.2	244.8	247.6	247.9	250.2	251.5	253.5	254.4	252.0	251.3	-9999.0
139	South Greenland	255.1	256.5	253.3	251.6	252.0	254.6	259.1	258.9	255.6	252.1	251.9	254.9	256.2	254.5	252.8	252.0	253.6	255.9	259.1	254.8	250.0	250.1	251.3	250.0	250.6	253.5	255.1	254.6	256.3	255.3	-9999.0
140	Greenland Sea	248.1	249.7	250.1	248.6	246.2	245.5	247.8	249.1	245.2	247.7	248.0	247.0	247.2	249.0	249.9	252.4	255.5	256.6	253.5	254.8	247.3	247.0	246.7	246.8	249.0	251.6	252.9	252.6	251.8	250.7	-9999.0
142	Norwegian Sea	272.2	270.5	269.1	267.8	269.0	268.9	269.2	271.3	274.8	274.4	274.6	276.5	275.5	275.3	277.0	276.2	275.0	274.3	275.2	275.4	276.0	277.1	276.7	276.5	277.1	276.6	274.1	273.9	278.3	276.7	-9999.0
144	Barents Sea	269.0	266.7	265.0	269.0	268.7	265.4	266.5	268.1	268.6	272.0	274.3	275.6	276.7	278.5	278.6	277.4	276.9	276.9	276.1	275.3	275.5	276.6	278.3	278.7	277.3	277.2	278.9	279.0	278.5	278.6	-9999.0
146	Kara Sea	267.8	270.2	271.1	268.9	267.8	269.4	268.3	265.8	264.5	267.2	269.1	269.3	270.7	272.2	273.2	272.7	271.3	269.9	269.5	270.3	272.1	274.4	274.2	273.0	273.7	274.4	275.0	275.3	275.7	275.8	-9999.0
148	Laptev Sea	261.9	264.5	267.0	268.0	266.6	263.9	262.7	259.8	258.6	257.8	259.9	263.3	262.8	264.1	267.5	268.2	267.4	265.5	263.4	263.0	264.8	267.0	267.5	265.1	263.3	264.6	266.7	267.6	269.0	271.8	-9999.0
150	East Siberian Sea	258.5	259.3	261.3	261.8	263.3	265.2	267.5	265.9	265.4	269.1	268.6	267.0	266.5	264.5	263.3	265.2	265.4	265.4	264.9	263.6	261.5	262.2	265.5	269.1	262.6	258.4	261.0	265.4	267.3	267.9	-9999.0
152	Gulf of Alaska	269.7	270.2	270.0	272.0	269.8	270.0	270.8	269.9	272.1	271.9	271.7	271.8	273.3	274.0	273.5	273.7	274.2	273.5	274.4	273.6	273.8	273.3	273.3	272.8	272.2	272.9	273.3	274.2	274.5	274.9	-9999.0
154	Southeast Bering Sea	266.9	270.7	273.3	272.2	268.1	271.4	274.1	275.1	275.5	272.9	272.4	272.5	273.6	274.5	274.5	275.2	273.9	273.3	274.1	274.5	274.3	274.5	274.3	270.3	270.9	272.1	272.4	273.1	272.8	274.4	-9999.0