1977 10 - daily  - mean of NCEP mean Daily Clear Sky Downward Solar Flux at surface, W/m^2.
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	195.1	198.4	202.4	205.7	210.2	214.2	217.9	222.2	225.8	229.8	234.0	238.5	242.2	245.5	249.1	253.5	259.4	263.9	268.4	272.3	275.2	278.9	282.9	287.7	291.6	295.1	297.8	300.9	304.7	308.3	312.5
34	Hudson Bay	233.5	236.2	240.3	244.2	247.4	250.6	252.8	256.3	258.9	262.1	266.2	268.2	272.1	276.5	279.6	284.9	288.7	292.4	295.6	298.4	300.7	301.9	304.8	312.5	318.0	321.7	325.2	326.3	326.2	327.1	330.1
36	Hudson Strait	217.2	215.9	220.3	230.1	233.0	235.0	237.6	241.4	243.4	247.7	248.6	254.4	257.5	261.4	267.0	270.6	277.9	282.9	278.4	285.9	291.0	290.5	294.1	294.2	299.3	306.5	315.5	318.1	321.6	319.5	320.2
98	Bering Strait	185.9	188.3	192.9	195.5	201.8	202.7	205.2	211.0	212.4	219.3	225.7	224.7	231.5	234.7	236.8	241.3	244.0	249.2	253.8	257.4	263.7	268.6	269.9	273.2	277.6	279.9	282.9	289.0	294.7	296.7	298.9
128	Arctic subocean	96.7	102.7	107.7	112.5	116.8	122.8	128.8	135.4	143.2	148.5	153.5	159.6	165.1	172.0	177.0	184.5	189.3	196.9	209.8	219.0	224.8	229.1	236.2	238.0	241.4	246.9	254.1	262.7	268.7	274.2	280.7
130	Chukchi Sea	174.3	178.2	179.6	185.1	189.5	191.9	197.5	203.1	202.3	205.1	214.7	213.4	220.1	219.0	221.5	229.8	239.0	237.5	238.2	244.9	250.6	252.7	253.8	258.0	263.0	268.8	274.4	277.8	282.2	287.7	290.2
132	Beaufort Sea	195.6	198.4	201.6	205.4	212.1	214.7	217.4	222.0	224.5	227.2	232.0	239.1	240.6	247.5	250.5	250.9	255.3	259.0	265.0	266.6	272.1	279.1	283.9	286.7	288.1	290.7	291.7	291.6	297.8	302.1	305.2
134	Arctic Archipelago	148.4	154.6	158.5	162.5	163.6	174.4	177.0	180.3	188.7	189.8	193.6	201.7	206.8	215.5	222.3	223.2	223.6	225.9	239.8	243.0	244.6	248.5	255.0	265.1	265.1	269.9	270.8	271.2	273.3	277.8	282.7
136	Foxe Basin	167.5	170.4	176.3	182.6	185.8	184.2	189.2	194.0	202.4	209.0	207.3	209.9	218.1	224.1	235.7	244.0	245.6	245.1	240.1	254.3	265.8	263.2	268.8	270.5	274.8	280.2	284.8	284.0	289.4	286.3	288.7
138	Baffin Bay	120.8	126.1	131.0	134.9	140.8	139.2	149.5	155.1	159.0	166.5	173.9	177.3	179.0	182.6	190.5	195.2	201.3	211.0	216.2	222.8	224.4	230.0	235.7	238.5	245.0	249.0	250.4	255.9	263.8	272.5	279.7
139	South Greenland	172.3	175.2	179.2	180.3	188.2	193.9	195.6	200.7	202.9	209.8	215.1	222.7	227.9	223.9	225.7	234.2	247.1	253.0	249.4	253.4	257.9	262.9	264.6	270.7	269.8	272.2	276.1	281.0	285.1	290.2	297.3
140	Greenland Sea	118.4	122.8	128.6	133.7	138.2	142.1	145.3	153.9	158.9	159.8	165.2	173.2	181.0	180.9	187.1	187.6	198.1	208.1	214.4	217.3	221.6	224.8	228.7	235.2	241.2	244.2	248.3	256.5	263.5	271.6	281.7
142	Norwegian Sea	179.0	183.3	186.1	193.2	204.2	204.2	204.6	209.9	218.7	229.8	230.2	228.5	233.8	238.5	248.2	248.2	246.0	248.4	248.6	249.4	256.1	262.3	267.7	272.4	277.1	283.9	288.4	301.6	304.7	301.3	303.1
144	Barents Sea	183.1	186.3	189.8	194.4	197.4	200.2	210.0	209.6	210.2	218.3	222.7	229.9	238.7	240.0	242.8	247.8	257.4	261.3	260.8	265.2	265.7	268.4	269.1	276.1	278.6	289.6	295.9	291.4	294.9	300.7	311.2
146	Kara Sea	213.1	215.1	220.4	224.5	230.0	234.9	236.8	241.1	245.6	247.7	251.8	256.4	256.9	258.9	262.3	268.7	274.9	278.8	285.8	289.0	291.2	295.6	299.3	302.7	305.8	308.2	309.2	315.0	319.5	322.3	324.7
148	Laptev Sea	193.3	199.2	199.8	200.9	204.1	208.2	214.9	220.1	223.6	228.4	232.5	236.5	242.8	246.0	247.3	249.5	259.3	265.4	268.8	273.9	275.2	278.0	283.3	287.9	296.0	298.4	302.0	303.5	306.8	311.8	317.4
150	East Siberian Sea	182.0	186.4	191.8	192.4	193.0	199.0	204.3	206.9	212.5	217.8	219.2	223.7	226.5	232.3	240.8	244.7	244.4	246.6	251.4	254.8	259.3	264.2	271.0	275.7	280.1	283.5	284.4	288.0	292.1	297.1	301.0
152	Gulf of Alaska	205.6	208.9	214.5	215.1	221.3	223.5	225.6	229.2	230.0	237.7	243.0	243.6	246.4	254.0	254.1	259.4	260.9	266.4	271.4	275.2	279.5	283.0	285.2	292.1	291.0	290.4	294.8	302.6	308.7	310.0	313.6
154	Southeast Bering Sea	204.0	205.2	210.1	211.2	220.1	219.7	223.1	225.4	231.9	234.5	239.9	240.1	245.4	251.1	251.1	256.8	260.6	268.4	266.8	275.9	274.1	274.5	284.4	291.1	288.3	294.3	297.6	305.4	305.9	310.6	312.3