1991 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	267.6	266.8	267.2	267.6	267.8	268.4	268.9	268.9	268.9	268.8	268.2	268.5	269.5	270.0	269.2	269.3	270.2	271.4	271.8	272.0	271.9	271.5	271.7	272.4	272.8	273.0	272.9	273.0	272.7	272.8	-9999.0
34	Hudson Bay	272.6	273.2	274.5	273.3	273.1	274.9	276.5	275.4	273.9	273.7	274.0	274.8	276.7	277.4	275.6	274.2	274.5	274.3	275.5	277.5	279.3	278.4	277.5	277.8	278.8	278.9	278.4	278.9	280.2	278.6	-9999.0
36	Hudson Strait	266.6	263.8	267.2	267.9	262.1	260.9	263.9	265.0	265.8	265.0	263.4	266.7	266.0	268.7	262.6	260.2	262.8	265.7	265.7	266.3	268.5	272.7	272.9	272.4	269.4	267.3	267.6	268.3	271.6	273.0	-9999.0
98	Bering Strait	266.8	267.5	267.3	266.8	266.5	266.6	268.2	268.9	268.8	269.6	270.0	270.9	269.3	270.3	271.5	271.9	272.6	272.7	272.8	272.7	273.3	271.9	271.1	270.9	271.1	271.7	272.4	273.0	272.5	272.9	-9999.0
128	Arctic subocean	248.6	248.1	247.1	245.1	245.9	248.7	247.6	248.8	247.6	247.1	243.7	243.6	245.5	250.9	252.0	251.5	251.6	252.2	250.7	253.8	254.5	257.1	258.4	258.6	260.6	261.9	262.5	263.5	261.4	258.7	-9999.0
130	Chukchi Sea	263.4	263.9	261.4	259.7	259.9	258.2	260.8	260.7	259.9	263.7	268.0	269.7	267.5	266.1	268.0	270.0	271.2	270.3	270.3	269.9	269.2	268.5	266.9	266.6	266.9	267.8	268.3	268.8	270.4	271.0	-9999.0
132	Beaufort Sea	270.7	269.2	268.6	269.9	270.0	269.7	270.0	272.5	272.7	273.0	273.6	275.0	276.7	276.4	275.4	275.1	275.2	277.7	277.9	276.9	277.8	277.7	276.7	275.2	274.7	273.7	275.1	276.0	276.1	276.2	-9999.0
134	Arctic Archipelago	259.7	258.0	255.6	256.7	259.1	260.9	260.4	260.5	260.3	259.4	257.7	257.5	258.3	257.1	258.3	258.4	261.3	263.6	265.8	266.2	263.7	262.4	262.1	263.9	266.4	267.4	267.9	268.0	267.7	266.5	-9999.0
136	Foxe Basin	259.3	258.0	258.6	256.4	254.7	258.4	260.1	261.7	259.9	258.5	257.8	255.8	254.1	252.9	254.8	260.0	262.4	265.8	264.0	264.2	264.2	266.8	266.1	264.6	265.5	267.5	266.9	268.3	269.8	268.1	-9999.0
138	Baffin Bay	247.5	247.8	249.3	246.6	245.3	246.9	247.8	248.3	248.3	248.8	247.3	245.8	247.9	246.7	251.1	256.2	255.9	257.4	256.9	256.1	253.9	253.8	255.6	257.2	258.9	259.4	258.9	259.7	258.5	257.9	-9999.0
139	South Greenland	259.6	256.0	255.4	255.6	255.4	256.1	256.3	255.9	255.5	255.1	254.3	257.5	258.1	257.7	264.1	266.9	267.3	268.5	266.0	264.4	262.3	258.5	257.5	259.4	260.3	260.7	260.7	262.6	264.2	265.9	-9999.0
140	Greenland Sea	244.2	244.6	245.9	245.7	243.1	244.6	246.4	245.4	244.7	246.8	248.9	247.2	248.4	247.9	249.0	254.8	254.2	254.1	254.5	252.7	250.1	251.2	254.9	255.5	254.7	255.3	256.5	258.2	259.7	257.9	-9999.0
142	Norwegian Sea	271.8	275.4	275.7	276.0	276.3	277.4	278.9	276.8	276.2	276.8	278.3	278.8	277.0	276.2	275.7	274.6	269.9	270.9	271.7	272.1	273.9	274.5	275.2	275.9	276.2	276.6	276.4	278.1	276.5	276.5	-9999.0
144	Barents Sea	269.8	268.6	272.9	275.4	275.7	276.9	280.7	279.0	278.0	278.6	279.9	280.2	280.0	277.9	273.1	273.0	272.2	270.9	271.2	275.5	278.7	275.6	275.0	276.5	274.4	276.0	277.1	278.5	276.5	275.1	-9999.0
146	Kara Sea	271.6	272.0	271.4	272.1	272.8	273.3	273.4	273.7	273.9	273.5	273.9	273.8	275.3	275.5	272.2	273.2	277.0	277.6	278.0	277.0	275.6	275.8	276.2	277.0	277.8	277.5	276.2	276.1	275.8	275.2	-9999.0
148	Laptev Sea	268.8	265.6	267.3	268.4	268.9	267.9	266.9	267.6	268.5	267.0	263.2	263.4	264.1	266.4	266.5	263.4	261.6	266.4	267.2	268.0	268.2	267.8	270.9	272.5	272.3	272.7	272.3	269.6	267.3	270.6	-9999.0
150	East Siberian Sea	263.5	262.8	261.2	263.3	264.5	266.5	266.1	261.6	264.4	265.9	262.8	259.7	262.0	265.0	267.5	268.3	266.9	265.7	265.3	265.6	266.6	267.0	264.5	265.9	268.5	269.6	270.4	272.0	271.3	272.0	-9999.0
152	Gulf of Alaska	271.3	272.1	272.8	273.0	273.5	273.6	273.5	273.0	273.1	273.0	272.7	273.3	274.2	274.5	274.0	274.0	274.1	274.1	274.3	274.8	275.4	274.3	274.0	274.4	274.6	274.3	274.5	274.7	274.5	274.4	-9999.0
154	Southeast Bering Sea	272.2	272.9	273.4	272.8	271.8	271.9	272.5	272.6	272.2	270.9	270.9	271.1	273.0	274.2	273.8	273.8	273.6	273.8	274.2	274.5	277.4	274.8	274.0	273.7	274.2	274.5	275.1	278.0	274.9	274.3	-9999.0