1984 04 - daily  - mean of ECMWF ERA-40 daily air temperature at 2m (k); A.P.Barrett, CU
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	260.0	259.5	259.3	259.8	260.5	261.2	261.1	261.5	262.1	262.7	263.1	263.5	263.9	264.4	265.1	265.3	265.1	265.1	265.6	265.8	266.6	267.3	267.3	267.5	267.9	268.4	269.1	270.1	270.8	271.4	-9999.0
34	Hudson Bay	271.1	271.0	269.0	268.4	269.0	268.8	268.7	271.4	274.5	275.1	275.3	274.7	273.9	273.8	274.7	276.4	277.8	278.0	277.3	276.0	277.5	280.5	279.5	278.0	275.7	273.1	273.1	274.7	272.7	272.4	-9999.0
36	Hudson Strait	264.2	261.3	262.1	254.1	258.7	253.6	249.4	249.5	257.8	268.2	268.1	271.3	273.0	270.2	267.4	264.7	264.0	269.0	273.1	268.3	264.6	268.1	268.7	268.6	272.1	271.8	269.7	272.2	277.0	274.4	-9999.0
98	Bering Strait	265.7	266.6	266.8	267.0	266.8	264.7	262.3	261.0	260.6	260.7	262.0	262.6	264.4	265.2	266.2	267.1	265.3	263.5	264.2	265.4	266.8	268.2	267.8	267.4	268.9	270.1	270.0	270.8	272.7	274.1	-9999.0
128	Arctic subocean	238.3	237.5	238.4	241.3	242.1	244.9	245.4	244.8	245.5	245.9	246.8	248.4	246.8	246.5	246.6	247.4	247.5	248.0	247.6	247.4	248.1	249.6	250.5	252.6	253.0	253.0	252.7	253.4	255.1	254.4	-9999.0
130	Chukchi Sea	258.6	259.8	260.7	259.2	255.2	252.5	248.9	247.0	245.3	244.5	247.2	248.4	250.0	253.5	255.6	254.9	252.3	250.9	252.2	252.7	255.1	254.8	256.5	257.0	259.4	259.5	263.0	263.8	263.1	264.2	-9999.0
132	Beaufort Sea	272.2	271.0	270.0	270.6	267.3	265.9	265.8	267.6	269.4	270.3	270.5	269.3	269.5	271.1	275.8	277.6	274.1	272.4	273.1	273.3	275.3	275.0	272.3	270.4	269.4	270.5	271.7	271.9	273.9	275.9	-9999.0
134	Arctic Archipelago	255.6	248.7	247.2	244.8	244.6	247.7	249.5	250.9	252.2	254.0	255.2	254.6	253.4	254.6	258.3	262.8	265.2	263.4	258.6	260.6	261.4	259.9	258.8	257.2	256.9	258.7	260.5	261.8	264.7	265.8	-9999.0
136	Foxe Basin	255.0	248.2	244.8	241.7	243.6	243.9	244.3	246.8	250.5	251.8	252.3	260.0	262.3	256.6	255.4	256.5	261.4	266.8	265.4	260.3	261.7	259.1	255.4	254.3	255.5	256.2	255.3	257.0	258.7	260.5	-9999.0
138	Baffin Bay	239.1	239.2	239.8	241.9	246.0	248.1	248.0	245.2	244.9	244.5	246.4	247.2	248.2	248.8	248.8	249.1	248.4	248.8	248.3	248.4	248.5	246.9	246.9	249.7	250.9	249.0	249.7	249.8	248.9	249.0	-9999.0
139	South Greenland	246.6	250.9	251.2	252.1	256.1	255.6	254.0	250.9	249.4	250.7	252.2	251.5	254.0	256.3	254.5	253.5	252.9	252.6	253.7	255.1	253.9	252.9	253.6	257.0	263.1	263.8	261.9	257.9	255.7	257.1	-9999.0
140	Greenland Sea	236.3	238.6	241.3	243.0	245.6	246.9	247.8	247.5	248.7	247.6	247.3	247.8	248.6	246.9	245.3	245.6	244.8	243.9	244.0	246.0	250.1	250.7	250.9	250.5	255.0	254.8	251.9	253.5	251.0	249.7	-9999.0
142	Norwegian Sea	270.1	271.0	269.5	271.8	274.5	275.1	274.2	275.2	274.7	275.8	275.8	274.8	274.7	274.4	274.6	274.0	273.2	273.1	273.4	275.6	277.6	276.1	275.6	276.2	276.1	276.0	277.5	279.3	279.3	279.7	-9999.0
144	Barents Sea	268.8	271.9	269.1	269.4	271.3	270.6	267.1	266.6	260.3	263.4	262.5	263.5	265.5	268.8	268.8	269.1	274.9	276.1	269.9	265.0	265.1	267.9	273.7	275.3	273.4	271.2	269.8	273.4	273.8	273.1	-9999.0
146	Kara Sea	258.8	257.1	258.9	261.3	261.9	262.9	262.7	262.8	263.2	262.6	262.8	262.2	262.4	262.7	263.5	263.9	262.9	263.9	266.6	267.7	267.7	267.6	266.6	266.6	268.2	271.8	273.9	274.6	275.0	276.1	-9999.0
148	Laptev Sea	255.2	255.7	253.9	253.5	255.0	258.8	261.6	262.7	264.3	265.0	265.0	267.5	267.1	266.7	264.6	262.2	261.9	262.4	262.4	263.1	263.6	264.4	266.2	268.7	267.5	265.6	268.4	269.9	272.2	274.1	-9999.0
150	East Siberian Sea	250.8	250.7	251.2	252.8	252.9	254.0	254.7	253.6	251.8	252.7	253.6	255.6	258.6	261.4	263.3	262.1	260.5	257.6	259.8	262.5	266.3	268.5	270.5	270.7	271.2	269.6	266.2	268.1	270.2	267.8	-9999.0
152	Gulf of Alaska	272.5	272.8	272.6	272.9	273.2	272.1	269.9	270.1	271.0	270.6	270.2	271.7	272.5	271.8	272.1	271.6	270.6	270.5	272.1	273.7	273.9	272.5	270.2	270.2	270.9	272.8	273.7	275.8	276.1	276.7	-9999.0
154	Southeast Bering Sea	274.3	273.3	273.2	273.7	274.6	273.0	271.2	267.0	263.2	261.6	263.9	265.0	264.6	265.7	267.0	266.4	264.4	264.7	267.9	267.3	267.6	268.2	267.0	268.5	269.6	275.4	277.0	277.6	277.6	276.6	-9999.0