1998 04 - daily  - mean of NCEP Daily Maximum 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	266.0	267.0	267.8	267.9	267.7	267.4	267.8	268.0	268.3	269.0	270.1	269.5	269.7	269.2	269.2	269.4	269.6	269.8	269.2	269.6	269.9	270.1	270.7	271.1	271.0	270.7	271.2	271.5	271.7	272.0	-9999.0
34	Hudson Bay	271.7	272.5	274.1	273.9	272.6	272.1	271.8	271.7	271.8	273.2	275.0	275.6	276.1	274.3	273.9	274.2	275.5	275.8	276.1	277.2	278.6	279.5	280.1	279.0	276.9	277.6	280.9	282.1	281.9	281.3	-9999.0
36	Hudson Strait	262.6	265.0	269.3	268.0	268.4	269.5	270.0	268.8	265.3	263.2	265.6	269.7	273.1	274.1	273.1	272.2	271.8	271.9	270.2	268.4	267.7	267.2	270.1	269.1	268.7	268.4	271.5	273.3	273.3	270.7	-9999.0
98	Bering Strait	266.7	267.1	268.2	269.5	269.6	269.4	269.9	270.1	270.3	271.3	271.8	271.7	271.6	271.3	270.9	270.5	271.0	273.5	272.6	272.8	272.4	272.3	273.4	274.1	272.9	270.7	271.7	270.6	270.1	270.3	-9999.0
128	Arctic subocean	254.3	256.0	253.6	253.6	254.3	255.8	256.2	256.2	255.2	255.7	256.2	257.0	255.6	257.8	257.1	255.0	253.4	252.9	254.4	259.0	260.7	261.7	260.6	259.3	259.5	259.3	261.2	261.3	259.8	259.9	-9999.0
130	Chukchi Sea	265.8	266.7	268.7	270.0	268.9	267.0	266.4	266.6	268.2	272.3	272.2	271.1	269.8	269.6	269.4	268.4	267.3	266.4	267.1	267.3	269.9	271.4	272.0	270.0	268.5	268.0	271.4	268.9	265.7	263.3	-9999.0
132	Beaufort Sea	269.8	271.6	272.5	273.0	273.8	274.0	274.3	273.8	273.1	273.0	273.1	272.4	273.2	274.2	274.7	276.1	279.7	280.3	276.1	275.3	275.2	275.4	276.4	277.0	275.6	273.4	274.8	276.0	276.5	278.0	-9999.0
134	Arctic Archipelago	256.9	258.6	259.7	260.4	261.1	261.8	261.9	261.1	264.6	264.4	266.0	264.5	265.5	265.0	264.8	267.4	268.9	269.2	269.7	269.7	268.7	268.6	268.2	268.6	269.7	269.7	268.2	266.6	267.4	268.9	-9999.0
136	Foxe Basin	256.9	257.9	258.6	258.1	258.7	265.1	264.6	268.5	267.1	263.5	262.6	260.8	266.4	265.6	261.1	261.3	264.0	264.6	263.9	264.2	262.3	260.4	262.3	262.7	265.6	267.8	272.0	271.1	269.8	271.1	-9999.0
138	Baffin Bay	262.1	262.3	257.1	253.6	252.3	251.8	254.3	261.0	263.2	264.3	267.3	266.4	264.2	262.3	260.1	251.5	250.5	251.2	256.0	259.1	260.9	262.1	261.4	261.7	261.3	260.4	256.6	257.4	263.5	265.7	-9999.0
139	South Greenland	266.3	266.9	267.0	264.1	262.3	260.3	264.2	266.8	268.8	269.4	269.3	269.8	270.4	268.7	267.1	263.3	258.3	260.6	263.6	265.1	265.5	265.8	266.5	265.3	267.1	267.6	264.7	264.9	267.2	267.5	-9999.0
140	Greenland Sea	261.4	266.7	263.5	254.6	251.9	252.5	252.1	253.4	256.1	254.9	256.9	259.8	260.9	261.5	260.9	254.2	249.4	251.7	258.2	261.6	261.2	262.3	261.0	259.0	258.0	261.0	259.0	255.7	256.6	262.7	-9999.0
142	Norwegian Sea	272.4	271.7	272.0	272.8	273.6	272.9	270.4	270.1	270.7	270.5	271.2	270.8	270.8	272.0	273.0	274.2	276.1	275.3	275.3	275.9	276.4	277.1	277.8	281.1	281.6	277.6	277.1	277.0	277.0	277.8	-9999.0
144	Barents Sea	261.2	261.5	264.1	266.0	269.3	269.2	268.8	268.8	267.9	266.6	266.5	264.9	266.3	265.8	265.9	267.0	267.0	266.3	270.2	272.6	273.0	272.5	272.6	273.7	275.3	272.1	272.8	271.5	269.7	269.0	-9999.0
146	Kara Sea	269.6	270.5	270.4	269.6	268.7	270.2	270.3	270.0	270.6	272.3	273.7	271.3	269.9	269.3	269.9	271.3	271.0	270.3	268.2	268.1	268.5	268.9	269.7	270.0	271.1	271.8	272.3	273.8	274.0	274.0	-9999.0
148	Laptev Sea	262.3	263.4	265.2	268.7	268.6	264.3	265.8	266.0	264.9	265.2	267.1	267.3	268.4	268.5	269.0	269.7	269.7	268.5	267.6	267.4	267.1	266.9	267.5	268.5	267.7	267.6	267.7	267.2	267.3	268.4	-9999.0
150	East Siberian Sea	254.9	255.0	256.1	258.5	260.3	260.2	259.0	258.7	259.8	260.9	259.9	260.3	261.2	261.4	261.4	261.5	262.7	264.5	262.4	262.6	263.6	262.4	263.5	265.8	266.4	264.9	264.6	264.4	262.8	261.1	-9999.0
152	Gulf of Alaska	272.4	272.4	274.0	274.0	273.2	273.6	273.7	273.3	273.6	274.2	273.9	273.2	273.5	274.0	274.3	274.7	275.8	276.3	274.7	274.5	274.6	274.6	275.9	277.1	277.5	274.8	274.6	274.0	273.8	275.5	-9999.0
154	Southeast Bering Sea	272.9	273.3	274.1	273.9	272.5	271.1	271.2	272.7	273.6	274.1	273.2	273.1	274.0	273.8	273.7	273.9	275.4	276.6	275.5	274.3	274.6	275.3	276.1	279.8	281.4	276.0	275.6	272.0	270.9	274.5	-9999.0