1950 04 - 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	259.4	259.9	259.4	259.6	261.2	261.8	261.9	261.2	260.6	260.5	260.8	261.4	261.9	262.4	263.3	263.2	263.4	263.7	264.1	264.5	264.9	265.3	265.7	266.8	267.1	267.4	267.7	267.9	268.1	268.1	-9999.0
34	Hudson Bay	264.6	267.0	263.6	261.5	261.6	261.1	258.5	258.1	262.8	265.0	264.1	263.3	265.9	269.1	270.6	272.5	272.8	270.8	269.8	269.0	268.3	268.1	267.7	267.2	267.1	267.5	268.5	268.7	268.8	269.3	-9999.0
36	Hudson Strait	255.2	254.0	257.8	255.6	255.6	252.4	247.1	251.1	257.9	259.0	263.9	264.3	257.6	257.6	264.0	266.6	263.2	263.4	266.1	271.8	271.6	269.9	267.7	269.6	270.8	270.4	270.3	269.7	270.7	270.0	-9999.0
98	Bering Strait	255.5	256.6	255.8	255.2	262.2	262.8	264.8	264.2	263.8	263.0	264.1	264.9	264.6	263.8	264.9	262.9	262.6	263.9	267.0	267.0	264.9	263.0	264.5	263.5	263.9	263.8	262.5	266.0	267.2	265.6	-9999.0
128	Arctic subocean	242.6	244.2	243.7	244.6	245.9	245.9	241.9	240.8	238.9	241.2	242.1	242.9	242.8	243.4	244.6	246.7	246.6	246.2	244.6	246.1	247.7	247.4	249.8	251.4	250.5	251.1	253.7	253.3	253.4	253.9	-9999.0
130	Chukchi Sea	252.6	254.1	260.7	258.9	266.9	264.0	265.3	270.2	267.4	262.5	261.4	259.2	258.0	257.4	256.7	260.2	258.3	258.8	261.0	260.9	260.8	261.6	261.9	261.2	261.9	261.5	257.6	256.1	261.3	262.5	-9999.0
132	Beaufort Sea	262.6	262.1	258.4	256.9	261.0	259.7	262.0	262.8	262.2	261.9	264.1	268.6	268.1	266.2	266.6	266.3	265.5	266.2	267.8	271.0	270.1	266.9	264.3	264.6	266.8	266.7	266.9	268.8	271.5	272.0	-9999.0
134	Arctic Archipelago	248.7	247.6	245.6	245.6	245.8	250.2	254.6	251.7	245.5	245.3	251.2	257.6	263.1	259.3	252.1	251.4	251.9	253.7	253.4	254.4	258.5	257.6	252.6	253.3	255.8	258.2	258.9	258.5	260.3	263.1	-9999.0
136	Foxe Basin	245.0	247.9	247.1	245.2	246.4	245.0	248.2	256.3	252.4	248.7	249.4	246.7	256.3	264.0	263.9	253.0	257.9	262.8	263.2	255.3	251.2	257.0	261.7	259.8	259.3	261.7	263.0	263.4	260.5	259.6	-9999.0
138	Baffin Bay	240.6	237.6	235.6	234.5	235.1	237.5	241.1	241.4	241.3	241.6	243.1	247.6	244.9	244.8	249.8	248.1	245.6	243.4	245.3	247.4	248.5	247.1	252.3	251.9	244.9	247.1	248.3	250.3	248.5	247.4	-9999.0
139	South Greenland	251.5	248.1	245.9	243.6	245.2	251.0	253.7	251.9	252.1	251.2	253.3	256.8	257.5	255.0	259.6	256.2	255.5	252.6	252.3	252.9	259.4	261.7	263.7	266.8	263.9	260.8	259.9	259.8	257.5	255.4	-9999.0
140	Greenland Sea	240.8	239.9	238.1	238.0	238.9	240.6	243.0	243.9	247.6	248.9	248.6	249.1	248.4	244.0	247.9	249.8	248.8	245.1	243.7	246.6	251.1	250.2	249.8	254.4	247.2	244.5	248.2	250.3	248.1	248.8	-9999.0
142	Norwegian Sea	274.6	274.1	273.6	272.4	270.9	270.3	271.5	273.0	274.2	274.7	274.5	274.5	274.3	274.0	274.9	275.4	275.5	275.5	274.8	274.9	276.8	276.7	272.4	274.0	274.7	275.3	274.8	274.9	275.2	274.6	-9999.0
144	Barents Sea	271.4	272.0	272.2	271.9	271.6	270.5	265.6	261.9	264.8	267.9	269.6	270.8	271.6	272.8	276.0	272.7	271.6	272.8	273.7	273.4	272.7	274.7	276.2	276.5	277.0	276.2	274.5	277.0	278.6	278.8	-9999.0
146	Kara Sea	263.3	265.2	266.2	268.2	268.7	268.8	269.3	268.0	263.2	262.5	261.0	260.4	261.7	264.4	265.6	267.2	268.2	268.5	268.0	267.1	267.7	268.8	270.2	272.4	273.7	273.9	273.6	272.0	271.6	271.8	-9999.0
148	Laptev Sea	259.3	259.4	259.7	261.7	264.7	265.9	264.3	262.5	263.0	261.0	260.4	258.7	256.9	256.5	256.7	257.1	258.4	260.3	262.0	262.8	262.9	264.0	265.2	266.7	267.9	269.4	270.1	270.2	270.5	270.4	-9999.0
150	East Siberian Sea	252.3	252.2	253.8	255.3	256.4	258.0	259.3	260.6	262.3	263.5	263.6	265.9	264.2	262.5	259.3	253.5	252.2	254.3	255.0	257.4	259.3	260.6	260.7	261.2	261.5	262.9	265.7	264.7	263.4	263.9	-9999.0
152	Gulf of Alaska	266.6	264.3	263.5	262.9	264.4	266.2	265.4	267.2	267.4	266.6	269.4	270.0	270.0	270.0	270.7	269.2	269.2	271.9	272.7	271.1	268.0	267.9	270.3	270.1	268.3	268.3	269.1	272.3	273.0	272.1	-9999.0
154	Southeast Bering Sea	262.1	259.2	260.1	264.1	269.8	268.7	270.4	272.6	268.1	271.1	267.8	267.4	266.4	266.1	266.5	269.3	269.9	271.7	271.9	270.8	266.6	269.3	271.0	269.3	268.3	268.0	270.6	273.2	272.7	270.3	-9999.0