1999 04 - daily  - mean of NCEP Daily Minimum 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	265.4	265.3	265.0	264.8	264.3	263.8	264.0	263.8	263.8	263.5	263.2	262.7	263.4	263.5	263.6	264.2	263.3	263.2	263.7	263.6	262.9	263.0	263.4	262.4	262.4	262.2	262.2	262.2	261.7	261.3	-9999.0
34	Hudson Bay	280.4	279.8	278.7	278.8	278.8	279.5	279.8	279.7	279.1	278.6	278.3	277.8	277.6	278.3	279.2	279.2	278.1	277.2	277.4	276.8	276.2	277.3	278.8	278.8	278.4	278.2	277.8	277.3	277.0	276.9	-9999.0
36	Hudson Strait	278.1	278.1	279.2	276.8	276.3	277.2	277.3	278.2	278.6	278.5	279.4	277.3	276.0	274.9	276.0	277.4	279.0	279.2	277.2	276.6	275.4	274.0	274.8	277.1	277.3	278.0	278.4	277.1	276.6	277.7	-9999.0
98	Bering Strait	270.8	271.3	271.2	270.7	269.7	267.9	268.6	268.6	268.2	270.7	269.8	269.7	267.6	267.2	266.0	269.4	269.1	270.6	271.4	272.3	270.9	268.8	268.1	267.5	267.1	267.9	268.6	270.3	266.9	267.7	-9999.0
128	Arctic subocean	232.2	231.0	232.9	243.6	243.8	240.9	236.4	235.3	237.0	240.3	239.2	234.8	234.4	236.8	241.3	238.7	236.0	233.3	233.9	232.0	230.4	228.5	229.5	227.1	226.9	229.7	228.1	225.6	230.1	227.9	-9999.0
130	Chukchi Sea	264.2	269.7	267.2	262.8	252.6	254.5	261.0	259.9	263.7	257.4	261.7	259.7	252.9	250.4	253.8	258.0	263.1	253.3	259.2	270.9	263.6	253.4	259.8	253.5	262.1	264.8	268.6	262.6	252.8	258.5	-9999.0
132	Beaufort Sea	271.9	271.8	273.2	273.3	272.0	271.2	269.7	268.1	267.7	268.5	269.1	270.7	271.8	270.6	268.0	267.6	267.9	271.1	270.3	272.7	273.4	272.0	270.3	269.3	267.2	264.8	265.0	269.6	270.4	268.3	-9999.0
134	Arctic Archipelago	262.5	262.2	260.9	259.0	259.8	257.9	257.4	256.5	254.2	252.4	252.5	253.2	255.2	257.6	257.6	254.4	252.6	250.4	252.7	252.4	251.8	254.2	254.8	256.1	256.4	257.8	258.2	252.9	256.6	258.2	-9999.0
136	Foxe Basin	272.3	272.8	272.1	269.7	268.6	269.9	270.0	270.9	269.4	268.4	269.0	271.5	270.3	268.2	268.0	268.5	268.0	268.1	266.6	266.9	268.2	265.3	266.2	267.1	270.5	270.7	272.3	270.3	269.3	271.4	-9999.0
138	Baffin Bay	239.5	232.9	234.6	243.0	247.0	241.2	236.8	237.5	242.5	245.6	238.4	233.2	242.7	245.8	241.0	238.9	235.6	234.5	244.6	240.1	234.1	236.4	239.7	234.7	236.0	234.8	238.2	238.6	238.4	236.9	-9999.0
139	South Greenland	264.6	264.8	266.9	262.4	258.9	258.3	258.6	260.2	265.6	263.3	260.5	260.3	265.8	264.0	261.3	261.0	259.2	264.1	267.1	262.6	258.2	259.4	262.7	255.3	252.8	253.7	260.1	259.2	253.4	252.3	-9999.0
140	Greenland Sea	235.3	237.0	244.1	255.0	254.4	250.4	244.5	242.7	250.1	252.9	249.9	241.2	244.0	256.4	248.8	241.8	239.1	238.7	244.7	247.4	241.1	238.2	241.1	239.4	235.0	236.2	235.2	234.7	235.7	234.2	-9999.0
142	Norwegian Sea	269.4	269.1	268.0	267.2	266.9	267.3	267.8	268.0	266.6	265.9	267.0	266.5	265.7	266.5	267.1	265.4	265.9	267.8	267.0	267.1	268.0	267.6	264.5	264.2	266.7	268.7	267.0	266.3	264.9	263.0	-9999.0
144	Barents Sea	265.2	262.5	260.7	258.7	259.8	259.8	260.3	261.8	260.8	258.7	258.1	258.8	261.6	260.8	260.3	261.5	261.9	262.5	262.1	262.8	262.9	262.0	262.6	260.6	258.2	256.8	258.4	259.4	259.0	258.3	-9999.0
146	Kara Sea	267.6	267.0	266.2	265.4	265.2	265.5	267.3	266.7	265.1	266.0	266.1	266.6	266.7	266.4	266.3	267.2	267.1	267.1	267.0	265.7	265.5	266.2	265.1	265.6	266.4	265.5	264.8	265.5	265.3	264.8	-9999.0
148	Laptev Sea	254.7	256.6	256.4	256.5	254.7	253.6	253.9	254.0	254.5	251.5	253.3	251.8	250.9	249.4	253.0	257.9	254.4	251.6	250.7	251.4	252.2	252.7	253.2	251.0	251.2	250.9	250.8	251.1	250.8	250.9	-9999.0
150	East Siberian Sea	257.1	258.4	254.5	254.1	256.7	256.4	255.2	254.4	254.1	255.7	251.7	248.9	251.4	254.4	255.9	251.7	251.4	252.1	253.6	255.1	254.0	254.1	257.7	255.1	259.4	261.0	255.9	250.7	249.1	247.3	-9999.0
152	Gulf of Alaska	273.2	273.4	273.6	273.6	272.9	272.2	273.0	272.4	272.6	272.9	273.0	273.6	272.9	271.5	270.7	273.7	274.5	275.0	274.8	274.6	274.0	273.2	272.2	272.6	272.1	272.7	272.7	273.4	273.1	273.0	-9999.0
154	Southeast Bering Sea	274.6	274.6	274.0	273.6	271.8	273.1	274.5	273.3	274.3	273.6	274.3	274.3	273.1	272.1	273.9	275.5	276.0	276.2	275.7	275.1	274.0	273.7	273.4	274.3	274.2	274.3	274.8	274.1	273.5	273.9	-9999.0