1948 05 - 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	274.4	274.4	274.1	273.9	273.9	274.1	273.9	274.1	274.0	274.7	275.5	275.9	275.9	276.0	276.8	277.3	277.6	277.5	277.7	277.6	278.2	279.3	279.7	279.9	280.2	280.1	279.8	280.1	281.5	282.5	282.7
34	Hudson Bay	279.6	279.5	280.3	280.5	279.9	279.8	278.5	278.9	278.6	280.9	282.4	282.5	283.6	282.9	282.6	283.3	284.5	283.8	284.9	285.3	285.7	286.7	285.0	284.7	286.6	286.5	283.9	282.7	285.8	288.2	290.8
36	Hudson Strait	271.6	272.1	272.7	272.5	271.0	270.4	269.8	271.4	272.3	272.5	273.0	272.2	271.5	271.6	271.9	272.5	272.4	271.6	270.8	272.8	273.9	277.8	280.1	280.9	279.3	277.2	276.3	277.4	277.2	276.2	276.9
98	Bering Strait	271.9	269.6	270.0	272.0	272.2	272.4	272.1	272.9	273.2	273.2	273.7	273.8	273.9	274.0	278.0	278.9	278.9	278.7	278.2	277.5	277.9	279.4	279.7	280.5	282.2	283.4	283.4	282.8	282.8	283.2	281.4
128	Arctic subocean	264.2	261.9	258.3	258.9	259.1	258.2	258.1	259.3	261.3	262.2	261.6	263.7	264.5	264.9	265.5	266.8	266.9	267.2	268.5	267.7	268.3	269.0	270.6	270.8	271.2	271.6	272.1	272.4	273.2	273.4	272.8
130	Chukchi Sea	268.0	263.4	265.9	267.0	265.2	266.1	266.6	269.2	270.3	270.5	272.4	273.3	273.6	273.6	274.0	274.3	274.3	274.3	274.5	274.5	274.6	275.7	277.4	277.4	277.9	278.6	278.6	278.2	278.0	278.9	278.5
132	Beaufort Sea	277.2	276.7	275.5	276.3	277.2	278.3	278.8	280.0	280.2	279.7	281.6	281.6	281.1	280.4	281.0	281.4	282.1	282.0	282.0	283.4	284.7	285.5	285.9	286.2	285.7	283.7	285.6	288.5	290.7	290.7	289.2
134	Arctic Archipelago	273.1	271.6	267.1	264.8	265.2	269.0	270.7	270.8	271.4	270.8	270.1	269.4	269.4	270.6	270.9	271.1	272.2	273.0	273.1	273.1	273.0	272.9	273.0	273.1	273.1	272.8	273.0	274.0	278.3	278.6	275.4
136	Foxe Basin	272.0	273.1	271.9	261.9	262.0	263.9	267.7	270.7	272.9	273.3	273.0	272.0	271.9	271.8	270.1	267.9	268.6	270.8	272.2	273.1	273.2	273.1	273.5	273.6	273.8	273.9	273.9	273.8	274.0	274.0	273.8
138	Baffin Bay	261.9	261.6	257.6	253.5	252.8	253.9	256.8	257.5	257.7	261.6	263.7	263.1	261.6	262.0	263.1	264.0	264.0	264.5	265.8	264.3	266.8	268.1	269.2	269.5	269.1	269.4	270.1	271.1	271.2	272.1	270.6
139	South Greenland	265.3	267.5	265.5	261.0	261.3	262.0	262.1	261.8	264.6	265.7	264.9	264.9	265.4	266.2	266.5	266.5	267.7	269.4	270.4	269.2	270.4	272.4	272.9	273.1	272.6	273.1	272.8	272.7	272.8	272.2	271.1
140	Greenland Sea	257.1	258.5	256.6	256.9	257.7	259.7	260.4	258.3	255.9	257.6	257.8	258.8	259.4	260.7	262.4	264.5	263.7	263.6	266.4	263.9	263.1	264.8	265.4	266.7	266.4	268.6	268.8	269.8	270.9	270.9	271.8
142	Norwegian Sea	277.0	276.5	275.8	276.9	278.6	279.7	280.8	282.2	283.5	285.5	285.6	284.2	282.6	282.2	281.0	281.9	284.3	283.0	281.6	278.0	280.0	277.2	277.3	278.7	279.0	280.7	282.8	283.0	279.9	281.5	283.1
144	Barents Sea	275.5	279.0	278.8	279.4	280.1	277.8	275.9	276.7	276.6	278.4	280.8	282.5	282.9	283.1	285.0	284.1	281.3	280.0	282.8	284.5	283.0	285.9	286.8	284.6	282.0	284.6	283.3	284.6	286.6	288.4	288.6
146	Kara Sea	279.1	278.5	278.5	278.5	278.4	278.4	277.9	277.3	276.7	277.2	277.7	277.8	277.5	277.3	277.7	279.0	280.1	279.9	279.1	278.9	279.7	281.1	281.9	282.9	283.2	282.5	281.9	281.9	282.3	283.6	284.4
148	Laptev Sea	270.3	271.3	272.3	272.5	272.7	272.6	272.2	272.2	271.5	271.5	272.6	274.1	274.3	275.0	275.9	275.2	274.7	275.1	274.9	274.4	274.9	275.3	275.9	275.8	275.7	276.1	277.0	277.6	279.4	280.5	281.1
150	East Siberian Sea	272.8	273.3	273.4	273.4	273.2	273.2	273.0	272.3	272.6	272.7	273.5	273.6	273.5	273.6	275.0	276.3	273.8	273.6	273.7	273.5	273.3	273.7	274.9	274.7	274.8	275.1	274.9	274.6	276.1	277.7	277.4
152	Gulf of Alaska	275.8	275.5	275.0	274.8	274.9	275.2	275.2	276.5	276.8	276.3	275.9	276.5	277.1	278.4	280.9	281.3	279.8	278.6	278.0	277.5	279.3	280.8	280.4	281.8	283.5	282.8	282.2	283.3	284.5	284.0	279.9
154	Southeast Bering Sea	275.5	275.4	273.2	272.7	273.8	273.8	273.1	274.9	275.6	276.0	276.1	275.9	276.1	277.1	281.5	282.9	282.4	281.8	280.8	279.9	282.0	282.7	281.4	282.0	283.9	284.4	283.2	281.9	283.3	284.3	284.5