1978 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	260.3	259.9	260.4	261.3	260.9	260.7	261.0	261.8	262.7	263.3	263.4	263.1	262.7	262.8	263.5	263.6	264.0	264.5	265.1	265.1	266.1	266.1	266.0	266.3	266.6	266.8	266.9	267.5	267.8	267.8	-9999.0
34	Hudson Bay	260.6	263.0	264.7	264.8	265.7	265.5	263.9	265.1	267.3	268.3	269.2	268.7	268.6	267.6	266.2	267.7	269.5	268.7	266.8	265.5	267.8	268.4	268.5	268.1	270.9	271.4	272.9	272.3	270.5	270.7	-9999.0
36	Hudson Strait	252.3	248.0	254.1	260.7	256.9	259.0	267.1	267.1	260.7	262.8	266.4	267.9	264.8	260.5	257.6	256.6	259.4	261.9	264.4	259.7	260.0	262.7	266.7	265.0	259.2	259.9	265.0	265.1	267.0	269.6	-9999.0
98	Bering Strait	256.5	257.0	256.2	258.5	258.2	260.9	261.7	262.3	263.5	263.2	261.0	262.3	263.5	266.3	267.1	265.3	266.4	268.0	269.0	268.0	268.8	267.6	268.9	268.8	269.1	269.2	269.7	270.6	269.8	267.1	-9999.0
128	Arctic subocean	243.3	242.3	240.9	238.8	240.5	243.3	245.1	243.2	242.9	246.0	246.1	246.9	246.0	242.1	245.5	245.2	246.8	249.0	251.1	253.2	253.0	256.9	261.8	260.3	261.2	256.0	252.6	253.2	254.8	257.3	-9999.0
130	Chukchi Sea	252.0	252.1	251.5	254.7	259.0	257.6	254.8	254.2	254.4	253.2	252.4	255.9	260.2	270.4	267.4	262.6	257.7	265.0	271.0	267.8	266.9	266.2	266.5	266.8	266.6	265.4	264.6	265.5	265.1	265.1	-9999.0
132	Beaufort Sea	259.6	256.9	257.3	260.5	258.4	256.2	261.8	264.2	265.5	267.4	266.9	264.1	262.9	263.8	265.7	267.8	266.8	267.3	268.2	267.5	266.4	263.0	262.3	265.9	265.7	269.1	270.4	274.0	273.9	270.4	-9999.0
134	Arctic Archipelago	245.2	244.1	243.0	245.6	245.8	246.2	248.4	250.6	251.0	250.8	255.9	258.0	253.5	250.3	255.3	255.8	252.3	253.8	256.2	256.5	254.8	255.4	254.6	254.8	255.1	255.2	255.7	259.2	263.4	266.2	-9999.0
136	Foxe Basin	245.5	245.3	250.0	249.7	245.6	247.1	252.2	257.2	251.9	255.9	256.5	258.9	258.4	251.2	251.2	254.3	252.1	250.9	251.3	255.8	256.4	258.9	260.6	257.2	255.0	259.6	261.2	256.9	256.9	258.9	-9999.0
138	Baffin Bay	240.3	243.5	247.9	251.1	249.6	244.8	239.4	245.1	250.9	249.9	243.1	245.5	250.0	246.7	245.8	243.4	249.0	256.0	258.9	256.6	259.6	261.9	262.1	261.9	260.0	251.5	251.0	253.8	251.7	252.5	-9999.0
139	South Greenland	251.7	254.6	259.7	262.1	258.8	255.3	251.3	257.9	260.7	260.4	256.7	252.0	253.6	255.2	255.4	260.0	265.1	265.5	262.8	262.4	261.8	261.0	261.9	264.3	264.4	262.0	259.6	262.3	264.4	262.9	-9999.0
140	Greenland Sea	244.0	243.7	246.9	250.8	252.1	254.9	246.0	243.6	249.9	249.1	244.6	241.2	243.8	242.9	246.3	249.6	257.0	259.8	259.3	256.8	256.1	258.4	259.2	260.7	263.1	261.5	252.6	254.9	253.8	251.9	-9999.0
142	Norwegian Sea	270.9	270.8	271.3	269.8	273.3	274.4	273.8	274.9	272.1	270.6	271.3	271.4	272.3	272.1	271.5	271.7	271.2	271.0	273.6	273.5	274.3	274.4	273.1	270.4	269.4	270.4	271.6	271.6	272.2	272.1	-9999.0
144	Barents Sea	270.5	268.8	266.8	264.2	262.7	263.6	264.8	261.3	257.9	261.5	266.3	265.6	270.4	272.3	271.0	268.6	267.3	262.8	263.9	267.5	268.8	264.0	260.4	261.8	262.4	263.0	264.8	263.1	263.7	266.3	-9999.0
146	Kara Sea	269.5	267.7	267.5	267.5	266.6	264.5	265.4	267.1	265.7	265.4	265.3	264.5	263.4	264.6	267.1	266.3	265.7	267.5	269.8	270.1	271.7	272.7	271.8	271.6	271.4	271.0	269.8	269.6	271.5	272.8	-9999.0
148	Laptev Sea	259.5	260.3	259.1	260.0	262.6	265.0	261.9	259.2	263.3	266.3	266.7	266.6	264.2	263.7	263.4	264.2	263.6	262.3	261.8	262.6	264.1	264.0	264.1	264.2	264.2	265.1	265.7	266.9	266.4	265.5	-9999.0
150	East Siberian Sea	252.7	252.1	253.4	251.1	249.8	252.3	257.9	257.3	259.9	257.9	257.3	261.4	261.3	258.6	257.2	256.1	257.3	256.1	255.9	256.7	258.1	259.3	260.8	260.4	261.1	264.3	266.2	265.3	262.4	261.0	-9999.0
152	Gulf of Alaska	268.2	267.1	266.1	269.1	267.0	268.0	271.3	271.6	270.7	269.4	268.0	268.6	268.3	270.1	270.3	269.2	270.9	270.5	269.8	271.1	273.0	272.1	271.0	270.2	272.7	273.4	271.4	272.1	271.7	271.6	-9999.0
154	Southeast Bering Sea	268.3	262.1	265.0	272.2	268.0	270.8	271.8	270.7	271.8	267.1	269.2	271.6	272.1	275.7	272.8	269.3	267.6	269.4	270.4	271.1	271.3	272.5	271.6	272.8	273.0	273.3	273.6	274.8	274.3	272.7	-9999.0