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Monthly mean global solar radiation (MJ/m²)


WAKKANAI   WMO Station ID:47401 Lat 45o24.9'N  Lon 141o40.7'E
YearJanFebMarAprMayJunJulAugSepOctNovDecAnnual
19613.46.09.011.9 )13.116.6 )13.612.1 )10.87.24.52.4 )9.2
19623.77.59.412.3 )15.9 )14.3 )12.2 )9.410.1 )7.94.1 )2.8 )9.1
19633.7 )6.811.111.719.9 )20.516.7 )11.614.6 )10.5 )5.2 )3.1 )11.3
19644.19.213.015.920.117.616.7 )12.112.97.54.42.611.3
19653.56.2 )10.417.217.517.416.615.510.08.53.42.2 )10.7
19662.84.79.5 )13.417.017.014.9 )11.815.48.55.33.310.3
19674.9 )9.013.717.518.217.616.619.112.410.85.33.412.4
19684.6 )8.9 )12.919.1 )15.922.316.2 )15.0 )13.9 )9.34.74.012.3
19694.3 )8.7 )15.1 )18.816.715.217.9 )13.513.27.24.42.811.5
19703.87.210.614.713.711.912.610.0 )10.4 ]9.34.72.9 )9.2 ]
19714.66.2 ]11.314.514.5 )16.913.112.611.38.0 )4.83.110.4 ]
19724.47.2 )12.815.1 )15.314.416.214.410.86.93.02.49.0 ]
19734.25.211.013.316.520.513.814.613.17.4 )3.52.510.5
19743.57.112.113.114.6 )16.418.513.311.56.73.52.810.3
19753.36.910.612.413.314.7 )×15.2 ]12.9 )7.75.2 )3.2 )9.0 ]
19764.2 )7.711.8 )14.918.717.518.814.412.77.23.13.111.2
19774.48.011.513.615.316.714.518.012.18.84.22.810.8
19784.08.713.813.917.017.516.714.015.17.84.92.911.4
19793.66.811.915.9 )18.3 )17.817.718.712.98.43.72.811.6
19803.37.212.214.416.517.416.115.213.48.74.62.511.0
19814.88.112.0 )15.716.116.915.710.913.87.83.52.910.7
19823.98.311.114.216.920.8 )17.415.214.28.54.12.811.5
19833.97.111.916.215.514.216.316.010.88.05.03.110.7
19844.67.313.317.116.019.118.9 )14.313.88.44.93.211.7
19855.37.812.515.820.019.616.612.913.37.7 )4.02.8 )11.5
19864.47.711.913.615.719.514.4 )15.114.19.53.73.411.1
19873.86.610.5 )15.118.520.6 )13.0 )11.312.58.14.0 )2.9 )10.6
19883.7 )7.212.2 )13.418.818.219.912.814.78.14.52.811.4
19894.48.59.813.818.618.417.814.610.97.64.23.111.0
19904.36.412.914.916.216.820.113.313.29.65.33.011.3
19914.07.810.913.2 )20.617.2 )15.115.3 )13.5 )8.44.1 )2.611.1
19924.0 )7.1 )12.9 )11.9 )15.7 )18.214.713.89.58.83.42.610.2
19933.56.511.812.816.612.318.213.612.2 )7.93.72.410.1
19943.75.710.114.617.318.114.415.69.98.53.82.510.4
19953.47.511.313.116.919.417.113.414.68.53.23.3 )11.0
19963.3 )7.511.518.215.516.314.515.212.68.24.52.410.8
19973.97.912.017.515.713.214.4 )11.6 )14.77.34.93.2 )10.5
19983.6 )7.912.316.120.721.715.412.812.69.6 )3.3 )2.8 )11.6
19994.27.4 )11.116.916.222.1 )15.316.414.2 )8.33.72.711.5
20004.08.411.814.016.416.415.016.411.57.84.02.910.7
20014.06.411.215.517.417.016.6 )16.613.07.74.02.411.0
20024.27.811.616.522.0 )17.214.612.316.67.73.32.8 )11.4
20034.3 )9.513.515.719.319.818.714.414.28.03.7 )3.112.0
20043.7 )5.810.716.516.719.516.317.113.88.54.52.711.3
20053.76.710.613.418.021.117.816.914.28.94.53.311.6
20064.2 )6.99.414.018.916.119.513.9 )12.79.84.22.711.0
20074.77.111.617.516.018.420.015.211.08.64.62.6 )11.4
20083.97.8 )12.216.615.819.214.716.014.08.44.22.811.3
20093.45.910.017.819.113.313.316.515.48.93.93.310.9
20103.86.210.513.916.520.812.3 )16.314.59.24.32.810.9
20114.77.712.814.315.116.516.6 )15.612.18.34.52.810.9
20124.17.011.616.515.620.315.215.410.58.23.32.410.8
20133.87.09.915.214.419.420.412.711.88.64.42.810.9
20144.08.014.118.015.918.717.616.312.48.85.12.911.8
20154.07.110.115.617.915.815.414.813.47.95.13.010.8
20163.45.312.014.219.917.417.415.711.96.63.33.210.9
20174.16.613.715.818.215.015.615.614.68.83.62.911.2
20183.46.412.116.217.014.618.015.115.69.34.42.611.2
20193.87.711.818.520.917.815.812.015.19.13.62.711.6
20204.47.012.917.419.215.419.213.112.38.53.62.911.3
20213.65.711.815.815.621.721.815.815.09.03.92.611.9
20224.17.711.017.117.315.118.616.414.57.94.32.811.4
20233.97.411.914.419.818.615.513.213.88.9 )4.12.511.2
20243.47.713.0 )         8.0 ]

Remarks
The red lines, if any, indicate data inhomogeneity caused by changes in instrumentation, observation methods and/or site location.

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