1948 12 - daily  - mean of NCEP mean Daily Air temperature at 2 m, degK.
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	254.1	254.2	253.4	252.5	252.4	252.2	251.6	250.5	249.5	248.4	247.8	248.8	249.6	249.2	247.8	246.3	246.5	246.7	247.2	247.9	248.4	249.4	250.2	249.7	250.4	251.4	251.2	249.5	249.2	249.1	249.7
34	Hudson Bay	264.2	267.2	266.2	261.5	259.6	258.3	257.0	255.3	252.5	249.8	252.8	254.0	253.0	251.8	252.3	253.4	253.7	255.0	259.7	259.6	258.0	255.4	253.6	253.6	255.7	258.0	260.2	260.2	259.3	262.1	261.6
36	Hudson Strait	254.9	256.2	256.2	254.8	254.9	263.7	267.5	263.7	258.0	251.9	253.4	254.8	255.7	257.2	259.6	255.9	252.0	250.1	256.1	256.4	251.0	252.1	251.9	250.8	252.3	254.0	254.6	252.7	255.7	254.8	259.5
98	Bering Strait	246.7	245.7	245.3	242.4	243.2	240.8	238.8	245.6	248.5	245.8	241.2	245.8	254.9	258.0	254.3	253.4	258.0	258.6	253.7	248.9	248.0	251.0	250.8	248.5	257.0	256.0	252.4	249.3	248.0	244.6	244.2
128	Arctic subocean	232.5	229.9	231.1	233.4	232.9	234.0	234.6	236.3	236.1	236.1	236.7	237.7	237.4	234.9	234.4	236.0	234.4	231.6	232.9	234.0	232.9	237.0	235.4	232.4	229.8	233.3	236.1	234.4	231.9	233.4	237.5
130	Chukchi Sea	239.8	243.8	246.2	246.1	251.1	249.3	246.8	245.6	245.6	242.7	239.4	248.6	262.8	259.4	249.7	248.0	253.0	251.0	248.4	242.1	238.5	240.0	238.7	245.9	251.7	245.8	246.2	242.0	239.3	237.8	236.7
132	Beaufort Sea	249.2	250.4	246.8	243.6	244.9	243.7	242.4	239.2	237.2	240.5	243.3	244.9	244.3	247.7	251.2	249.5	253.6	260.0	257.9	253.4	247.3	247.5	252.0	254.2	253.6	259.3	258.9	253.2	257.2	252.0	248.9
134	Arctic Archipelago	244.8	248.2	246.7	244.4	241.6	237.1	236.3	238.5	237.1	236.0	239.4	240.3	241.1	238.5	234.8	233.4	236.9	237.5	238.5	239.1	237.3	238.1	238.6	235.5	233.7	235.0	236.5	237.7	239.9	241.8	234.4
136	Foxe Basin	246.6	244.2	238.6	240.4	247.3	248.5	240.6	230.8	230.9	232.5	238.5	245.9	247.0	245.7	243.7	238.3	234.7	234.8	244.6	247.8	243.2	238.6	237.2	233.8	231.7	231.2	231.2	233.3	236.1	234.8	244.5
138	Baffin Bay	229.4	228.2	230.1	232.6	231.1	231.8	232.3	230.6	230.4	231.1	227.0	231.2	233.0	232.1	235.6	239.3	239.9	233.3	232.8	239.8	247.6	248.2	247.3	242.9	243.6	245.0	238.0	228.1	224.5	226.6	233.5
139	South Greenland	240.0	239.8	242.3	242.7	241.3	242.4	243.3	243.9	247.9	248.7	240.2	239.5	239.3	241.0	242.1	243.1	243.5	237.7	244.2	255.4	255.8	259.3	261.8	259.1	257.6	254.6	246.4	239.5	236.1	234.1	234.8
140	Greenland Sea	231.2	232.7	237.9	238.9	236.5	233.5	234.4	235.1	234.5	234.2	231.2	230.4	233.0	232.5	233.6	234.2	234.5	233.0	233.2	237.5	243.0	246.3	250.7	248.0	245.6	247.9	247.6	241.5	237.3	234.6	234.5
142	Norwegian Sea	274.5	274.1	278.1	276.4	273.6	275.4	274.0	271.8	271.1	270.7	268.9	272.3	275.3	275.6	274.3	273.4	271.3	275.4	275.8	270.7	271.0	271.8	271.7	274.9	274.7	274.4	274.9	272.6	273.3	273.4	273.4
144	Barents Sea	265.7	263.4	259.9	259.4	258.8	261.1	263.4	266.4	263.8	262.7	262.1	257.8	257.8	261.5	261.8	259.3	255.9	257.5	264.7	267.6	265.0	255.5	251.6	253.2	259.0	262.0	260.4	259.6	265.1	266.9	269.4
146	Kara Sea	258.8	259.0	261.4	263.0	261.3	258.6	256.3	252.7	252.2	254.3	255.7	255.7	254.5	250.6	244.8	242.2	244.5	247.3	245.5	246.7	250.5	253.8	254.1	251.8	251.5	253.6	254.8	252.9	250.5	249.8	252.3
148	Laptev Sea	256.8	253.0	247.1	248.1	253.4	257.6	256.9	255.2	251.8	243.6	239.7	243.0	245.7	248.5	250.0	243.8	237.1	233.7	233.2	233.3	235.5	238.5	241.4	243.2	243.4	241.2	242.5	244.9	245.9	246.8	246.2
150	East Siberian Sea	251.8	253.7	249.4	241.6	240.7	245.5	251.7	251.2	251.3	251.4	247.4	247.5	244.8	240.6	238.0	241.0	239.5	235.5	234.8	235.7	235.4	236.6	243.7	243.8	241.1	238.9	237.8	236.4	238.2	240.0	243.5
152	Gulf of Alaska	259.5	253.5	253.4	255.9	251.7	248.6	248.8	259.3	262.5	259.7	253.6	252.5	258.3	263.6	259.7	264.1	270.2	268.5	264.7	261.7	262.4	266.9	262.0	257.8	267.8	263.3	261.1	259.2	257.0	257.9	257.0
154	Southeast Bering Sea	243.2	248.4	256.7	253.2	250.6	253.7	255.7	264.9	269.2	264.7	255.2	251.7	266.3	268.1	263.5	270.1	272.3	267.9	267.1	266.1	268.8	265.7	255.4	267.7	265.7	265.3	260.8	255.3	247.8	246.3	245.8