Research Article
Concentrated Solar Power and Photovoltaic Systems: A New Approach to Boost Sustainable Energy for All (Se4all) in Rwanda
Table 8
The minima and maxima values of monthly averaged global solar radiation over the period of 1974–1993 [
41].
| | Year | (kWh/m2/day) | Month | (kWh/m2/day) | Month |
| | 1974 | 4.1 | Jul | 5.2 | Aug | | 1975 | 4.1 | May | 5.1 | Jan | | 1976 | 4 | May | 4.9 | Jan | | 1977 | 4 | Apr | 5 | Jul | | 1978 | 4.2 | Jan | 4.9 | Jan | | 1979 | 3.8 | May | 5.1 | Jul | | 1980 | 4.1 | May | 5.3 | Aug | | 1981 | — | — | — | — | | 1982 | 4.1 | May | 4.9 | Jul | | 1983 | 4.2 | Apr | 4.9 | Sep | | 1984 | 4.1 | Nov | 5.1 | Jun | | 1985 | 4 | Apr | 5.4 | Aug | | 1986 | 4.4 | Apr | 5.1 | Jul | | 1987 | 4.1 | May | 5.3 | Jan | | 1988 | 4.3 | Apr | 4.9 | Jun | | 1989 | 4.3 | May | 5.1 | Aug | | 1990 | 4.3 | Feb | 5.4 | Jul | | 1991 | 4.1 | May | 5.2 | Aug | | 1992 | 4.4 | Dec | 5.5 | Aug | | 1993 | 4.4 | Jun | 5.7 | Aug | | Average | 4.3 | | 5.2 | |
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