1957 12 - 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	410.0	412.5	415.2	417.5	420.1	421.8	423.2	424.2	425.8	427.3	428.6	430.1	430.7	431.6	432.3	432.5	432.5	432.5	433.2	433.8	434.6	435.3	435.3	434.9	434.4	434.4	433.6	432.6	432.6	431.8	430.3
34	Hudson Bay	404.7	407.4	411.6	409.6	413.1	417.8	418.6	418.5	420.7	421.4	423.4	426.5	425.5	426.7	426.3	423.7	421.4	422.1	425.0	426.5	428.3	428.0	428.6	429.1	428.1	427.6	428.3	427.5	426.7	425.9	425.8
36	Hudson Strait	407.6	405.8	406.3	412.0	407.9	413.0	418.8	420.7	418.0	415.9	417.6	420.4	424.1	425.7	426.7	431.0	431.6	432.8	430.6	426.7	424.3	424.8	424.3	427.5	430.2	425.3	423.9	423.9	425.7	427.7	424.5
98	Bering Strait	399.4	404.9	407.2	408.4	411.3	412.2	408.9	407.6	411.3	413.5	414.5	416.4	419.7	422.7	427.9	428.4	428.6	430.4	429.5	427.6	429.9	429.9	428.5	424.0	425.0	426.6	425.9	422.1	425.0	424.0	416.4
128	Arctic subocean	440.8	445.6	450.8	452.7	456.0	457.9	460.1	460.5	462.4	466.0	465.2	469.3	465.9	469.5	469.2	468.6	468.9	473.7	475.3	474.6	472.6	471.9	471.4	473.3	475.3	475.3	472.7	472.1	471.3	467.2	468.4
130	Chukchi Sea	403.1	401.3	404.7	408.6	412.1	411.4	405.4	408.2	412.7	414.9	415.6	422.7	431.0	433.6	432.6	430.8	432.4	434.3	433.6	431.2	432.8	435.3	436.0	432.0	428.0	428.0	428.4	427.5	427.8	427.4	421.2
132	Beaufort Sea	403.8	408.1	407.5	411.2	415.3	416.5	416.2	418.4	418.5	419.9	423.7	422.2	424.3	425.3	425.6	425.8	425.7	425.7	427.0	427.3	428.4	430.3	431.1	428.9	424.6	426.1	424.3	423.2	423.9	423.4	421.7
134	Arctic Archipelago	408.3	412.5	416.6	422.3	425.0	427.6	429.4	431.0	430.2	431.0	430.3	431.3	431.8	434.7	437.2	439.0	437.5	436.8	440.9	441.5	441.2	441.9	441.5	441.1	440.7	438.8	436.6	436.0	434.7	432.4	433.3
136	Foxe Basin	401.4	403.8	405.8	410.3	412.3	420.3	422.9	418.8	414.6	417.5	419.4	421.7	426.8	430.4	432.3	432.0	432.0	433.0	434.3	436.1	435.2	433.8	431.2	431.1	432.8	434.1	433.3	432.9	431.7	429.1	426.9
138	Baffin Bay	424.4	428.2	434.0	438.0	439.5	438.8	441.8	443.0	444.7	446.5	445.4	451.5	451.0	450.6	453.1	452.1	450.9	452.6	454.5	452.7	454.0	456.2	453.1	451.7	453.7	456.3	457.4	455.9	453.9	452.9	452.1
139	South Greenland	405.6	408.5	410.8	415.2	417.7	418.5	423.2	425.2	425.1	427.4	431.3	432.6	430.5	430.7	431.3	432.8	434.8	435.8	434.9	434.4	435.6	436.6	436.0	435.1	435.0	434.7	435.0	436.0	434.2	432.8	431.3
140	Greenland Sea	428.1	434.8	434.1	436.6	441.0	441.9	446.1	445.8	452.2	457.2	459.3	456.1	453.1	457.9	459.2	459.6	462.6	464.1	465.0	461.7	463.3	465.4	463.8	463.5	462.7	463.2	463.4	464.2	463.3	462.8	460.7
142	Norwegian Sea	404.1	405.9	408.7	413.4	415.2	418.3	420.3	422.9	424.8	424.3	424.9	420.9	426.1	427.9	430.7	432.1	432.3	436.4	435.8	433.4	433.5	432.2	431.0	432.4	433.2	430.1	429.8	429.5	429.9	431.0	433.4
144	Barents Sea	410.9	413.2	417.0	419.1	419.7	422.2	424.1	426.1	427.6	430.4	432.5	431.8	430.3	431.6	432.1	428.9	430.2	432.2	432.4	435.5	436.0	435.8	434.9	435.6	435.2	435.8	436.6	435.1	434.6	432.6	433.2
146	Kara Sea	413.0	414.6	419.0	420.5	421.7	422.3	424.3	425.5	427.5	430.2	430.1	432.5	433.5	432.8	432.1	433.0	433.9	432.7	431.2	430.9	431.2	432.6	433.1	433.0	432.8	432.3	430.5	429.6	431.9	432.0	430.6
148	Laptev Sea	415.4	415.4	416.0	420.1	425.2	427.1	428.2	429.1	430.6	430.6	432.1	433.1	434.0	434.5	434.6	435.0	433.4	432.0	435.0	439.0	440.0	440.3	441.0	440.9	440.5	439.7	439.6	437.7	435.4	435.7	434.6
150	East Siberian Sea	402.5	407.3	409.0	411.8	413.7	415.5	418.0	419.6	421.1	422.2	425.0	424.4	425.3	428.8	432.3	434.8	435.0	433.6	437.5	436.4	436.9	438.5	438.5	438.5	437.3	439.6	439.4	438.2	434.2	431.7	429.5
152	Gulf of Alaska	405.1	408.7	412.5	415.2	416.7	419.3	419.5	418.5	420.9	419.4	414.0	413.7	416.2	416.0	419.6	423.5	427.2	430.7	422.8	425.4	430.0	427.8	420.2	418.6	425.2	426.0	425.5	422.6	426.9	422.0	410.6
154	Southeast Bering Sea	408.8	411.3	413.3	413.1	414.9	410.2	406.1	410.3	407.9	408.0	411.1	416.3	414.6	413.9	416.7	419.9	428.2	428.2	420.2	430.3	428.7	422.7	419.7	422.2	426.8	426.8	418.2	423.8	426.4	419.0	413.0