1991 09 - 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	280.2	280.2	279.8	279.7	279.8	279.6	279.4	279.3	279.2	279.1	278.7	278.3	278.2	278.1	277.9	277.5	276.6	276.1	276.0	275.9	275.8	275.7	275.6	275.3	275.0	274.7	274.5	274.2	274.0	273.8	-9999.0
34	Hudson Bay	287.0	288.1	285.8	282.5	280.5	282.1	283.2	282.7	282.5	281.5	281.7	283.2	284.2	284.6	283.3	281.8	277.9	275.9	277.3	280.1	281.0	280.0	278.6	278.4	278.7	276.7	276.1	276.0	276.8	277.3	-9999.0
36	Hudson Strait	277.4	278.3	282.8	281.3	278.8	278.2	280.2	279.1	277.6	276.9	279.4	279.9	278.7	278.8	277.0	279.1	280.0	277.1	276.5	275.1	275.8	278.5	279.2	277.9	275.4	274.9	275.7	275.5	273.5	273.2	-9999.0
98	Bering Strait	281.6	282.4	282.2	283.0	283.3	281.4	278.8	278.2	278.3	278.7	279.0	278.1	277.4	278.5	279.0	279.9	279.9	279.1	277.5	277.1	276.1	275.7	277.9	277.1	276.7	277.6	277.8	276.0	275.6	275.5	-9999.0
128	Arctic subocean	269.1	269.0	268.7	268.0	266.4	264.8	263.6	264.6	264.5	264.1	265.9	265.1	265.1	263.3	264.6	265.1	265.3	264.5	261.6	260.4	261.6	262.0	261.5	258.8	257.8	256.5	256.5	256.6	255.3	255.3	-9999.0
130	Chukchi Sea	283.0	283.9	283.5	283.6	282.5	280.4	277.1	276.3	274.2	274.7	276.8	275.1	274.6	275.5	276.5	278.2	277.9	277.3	275.9	275.2	274.3	274.3	274.5	274.2	274.4	274.6	274.5	273.7	273.6	273.4	-9999.0
132	Beaufort Sea	281.9	280.6	279.6	280.0	280.3	278.3	277.5	277.7	279.0	281.3	281.5	280.5	280.4	279.3	278.7	278.3	278.0	281.3	282.1	280.3	277.8	276.8	277.5	280.6	279.5	279.0	279.4	279.4	276.8	275.4	-9999.0
134	Arctic Archipelago	275.6	275.7	274.3	273.5	272.6	272.0	271.8	272.3	272.1	272.3	272.6	272.4	272.0	271.4	271.1	270.4	271.1	273.0	274.7	274.1	272.0	269.7	268.3	267.7	267.6	267.3	266.7	266.6	266.5	265.6	-9999.0
136	Foxe Basin	274.1	274.4	275.1	275.0	275.7	275.6	275.3	275.7	275.4	275.0	274.8	275.0	274.3	272.7	271.8	271.1	271.3	271.2	270.3	271.9	274.0	274.2	273.5	272.5	272.5	272.4	271.4	271.2	270.3	268.7	-9999.0
138	Baffin Bay	262.6	262.3	262.7	263.8	266.6	267.5	267.5	265.2	262.8	261.5	261.4	260.7	260.5	258.0	259.2	258.9	257.6	255.6	254.5	253.4	254.4	257.2	260.3	259.0	258.3	259.1	257.9	256.1	254.2	253.1	-9999.0
139	South Greenland	263.6	262.8	263.8	267.3	272.4	271.7	269.5	267.2	266.2	266.3	266.3	266.2	265.6	265.2	264.9	264.4	264.0	262.5	261.1	257.2	259.5	263.7	265.5	264.3	264.4	263.8	262.2	261.7	261.9	260.4	-9999.0
140	Greenland Sea	258.3	259.5	259.9	260.9	262.9	263.7	263.3	262.7	262.9	259.1	257.9	256.3	256.0	253.2	253.7	253.4	251.9	250.7	249.1	253.2	257.4	262.8	262.9	258.3	255.0	253.3	253.4	252.4	249.5	247.7	-9999.0
142	Norwegian Sea	286.3	284.5	283.2	279.4	276.9	276.9	278.4	279.2	279.2	279.3	278.2	277.5	277.6	280.1	282.5	279.0	277.9	279.0	279.5	279.5	279.6	281.0	278.5	277.9	279.2	278.5	276.7	276.3	275.6	275.1	-9999.0
144	Barents Sea	281.5	281.9	281.7	281.6	280.1	279.1	279.0	279.0	278.1	278.1	278.7	280.5	279.3	277.9	277.7	279.9	279.9	277.3	276.3	276.6	276.7	276.7	276.8	277.2	279.2	280.9	280.1	281.8	279.7	276.8	-9999.0
146	Kara Sea	284.1	283.6	283.6	284.1	284.6	284.2	284.3	284.8	284.9	284.6	283.5	282.6	282.9	282.7	282.5	281.7	281.3	281.1	281.0	280.6	280.1	279.8	280.1	280.3	279.9	279.9	279.9	279.7	280.2	280.5	-9999.0
148	Laptev Sea	280.2	280.7	280.0	279.7	280.1	280.7	280.4	280.3	280.7	280.9	279.9	279.1	278.8	279.3	280.0	279.7	278.5	277.4	277.2	276.6	276.5	275.5	273.7	272.4	271.6	271.4	271.9	271.9	272.5	273.7	-9999.0
150	East Siberian Sea	277.5	277.3	277.4	278.7	278.4	277.8	278.1	279.0	277.9	276.7	274.7	273.5	273.3	273.5	273.6	272.7	272.1	272.0	272.8	273.1	274.0	273.9	272.4	270.9	271.4	271.3	269.3	268.9	268.6	268.2	-9999.0
152	Gulf of Alaska	280.4	281.0	280.9	281.1	281.7	281.6	280.6	280.9	280.3	280.6	280.2	279.9	278.7	280.1	279.7	281.5	281.0	279.4	277.9	278.0	277.5	277.1	279.8	279.0	277.9	278.6	278.6	276.6	276.5	276.9	-9999.0
154	Southeast Bering Sea	284.4	284.2	284.5	284.5	284.2	283.8	283.0	283.7	283.0	282.4	282.6	282.2	281.9	282.6	283.9	284.0	283.0	281.9	281.3	280.1	279.8	281.0	281.5	281.8	281.3	280.0	279.5	278.6	280.1	279.7	-9999.0