1957 04 - daily  - mean of NCEP mean Daily Near IR Beam 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	59.7	58.5	62.3	64.0	61.5	62.0	64.0	65.8	65.4	64.0	67.7	66.8	70.7	72.0	71.1	75.5	79.9	76.8	82.0	80.5	80.2	76.6	81.9	80.2	82.0	85.3	82.9	83.4	91.0	90.9	-9999.0
34	Hudson Bay	79.8	89.4	84.2	72.7	65.7	76.8	83.6	82.1	82.7	79.9	67.5	72.4	90.3	101.9	82.8	91.9	122.7	102.6	80.5	88.3	102.7	81.0	81.2	57.1	65.3	88.5	95.7	79.8	111.3	106.9	-9999.0
36	Hudson Strait	65.3	51.3	69.6	103.7	90.1	84.9	59.1	65.7	63.2	42.6	46.1	86.8	85.9	96.1	106.8	101.0	98.7	120.0	97.2	100.0	92.0	102.4	138.7	121.6	63.0	68.9	66.6	51.6	88.6	123.4	-9999.0
98	Bering Strait	60.6	59.1	52.3	52.3	50.2	52.7	58.2	67.7	72.9	69.1	51.8	44.4	76.0	81.5	75.6	75.8	73.2	80.4	82.0	86.0	88.1	86.6	96.3	98.1	95.8	89.6	92.4	93.3	97.3	97.1	-9999.0
128	Arctic subocean	44.0	44.8	52.0	47.1	47.8	49.6	61.5	66.7	61.6	69.2	70.2	76.4	68.7	72.6	79.3	75.4	79.4	72.9	85.8	73.6	93.1	104.9	107.9	110.3	112.4	98.5	83.5	92.2	112.9	112.0	-9999.0
130	Chukchi Sea	60.0	67.5	75.6	57.2	30.1	39.4	57.6	41.0	58.6	57.5	43.5	39.9	69.7	81.6	72.3	54.6	34.1	63.8	87.4	95.6	105.0	108.9	105.4	100.3	110.7	115.3	124.6	124.9	94.0	84.1	-9999.0
132	Beaufort Sea	74.5	62.9	71.5	73.3	69.4	79.5	76.2	86.3	79.2	88.2	93.3	93.8	89.4	95.0	87.4	90.9	86.2	87.2	90.2	86.9	83.8	83.9	90.6	83.7	90.0	100.3	71.8	84.8	93.4	97.0	-9999.0
134	Arctic Archipelago	66.0	45.2	56.7	67.9	71.4	72.8	73.9	74.4	71.6	71.3	78.4	74.5	76.6	78.0	61.6	75.6	72.8	70.1	79.3	79.4	92.8	81.0	79.1	102.9	105.2	101.9	75.8	83.9	92.4	112.4	-9999.0
136	Foxe Basin	75.6	75.8	77.5	59.3	59.5	55.9	56.8	41.2	78.4	55.9	73.9	100.9	74.8	84.7	66.3	70.0	51.3	72.0	64.8	46.5	58.5	75.4	83.4	53.7	83.5	114.7	127.2	116.1	105.3	103.8	-9999.0
138	Baffin Bay	44.5	41.1	53.7	62.4	70.7	64.7	53.1	65.3	61.2	78.3	88.6	89.7	83.6	80.9	85.8	79.1	84.4	94.2	89.2	86.3	101.7	90.6	80.6	74.2	73.8	96.1	118.2	124.2	132.6	129.9	-9999.0
139	South Greenland	56.2	66.2	73.6	72.8	46.3	42.2	47.0	73.8	78.2	68.1	71.2	64.0	63.4	64.5	59.4	66.1	76.5	82.9	87.4	98.0	96.0	90.6	75.7	59.7	84.1	95.3	78.4	95.2	69.6	87.0	-9999.0
140	Greenland Sea	45.2	36.3	50.7	62.0	72.6	66.8	62.9	53.3	62.6	79.1	72.7	59.5	46.9	55.3	64.4	63.5	29.5	49.8	79.1	100.2	105.2	110.4	106.2	96.7	66.7	87.3	83.7	94.1	98.2	87.4	-9999.0
142	Norwegian Sea	35.8	32.1	41.2	27.8	36.0	65.2	48.1	60.2	31.8	60.5	68.6	74.3	88.0	78.4	55.1	42.9	38.1	57.3	54.6	91.6	94.8	76.0	80.9	60.3	106.8	80.9	71.1	75.4	60.9	75.7	-9999.0
144	Barents Sea	43.4	58.0	58.7	52.0	34.3	35.9	35.1	49.9	58.9	31.7	41.8	68.6	49.0	65.6	54.4	67.3	49.7	74.3	73.6	46.6	49.8	57.9	62.5	88.0	71.2	72.4	75.9	72.3	71.1	62.7	-9999.0
146	Kara Sea	52.7	54.2	58.2	61.1	66.3	59.5	66.1	58.3	50.9	53.9	66.0	61.8	64.9	55.4	66.8	73.4	83.9	65.5	82.3	83.1	64.3	61.1	70.4	78.0	78.2	74.8	71.2	72.6	85.8	77.9	-9999.0
148	Laptev Sea	54.6	46.6	52.2	58.6	59.7	58.8	57.4	62.9	68.9	61.0	74.7	69.5	72.1	66.8	65.9	65.6	61.2	65.9	78.4	68.9	79.4	81.4	88.3	86.4	92.4	79.8	84.7	89.3	89.1	88.2	-9999.0
150	East Siberian Sea	59.3	49.5	47.3	57.6	59.6	59.3	53.5	49.9	45.2	51.8	47.9	24.3	22.1	36.7	58.4	68.3	73.9	73.0	76.5	67.2	68.5	58.5	79.0	85.7	86.7	96.5	102.4	82.2	64.2	76.7	-9999.0
152	Gulf of Alaska	65.5	59.3	66.3	78.7	63.5	53.3	64.7	88.1	99.5	99.2	79.1	79.2	94.6	85.1	88.1	76.1	98.0	96.6	102.3	95.4	68.3	89.8	99.8	70.3	68.2	66.6	75.8	90.0	104.0	110.5	-9999.0
154	Southeast Bering Sea	69.8	84.4	91.6	80.1	31.5	67.3	84.1	49.9	58.8	45.7	23.8	41.3	87.3	105.5	89.4	64.5	44.6	62.4	93.6	73.3	87.2	119.9	93.2	68.5	71.7	83.6	85.9	102.2	110.8	118.9	-9999.0