Insolation

Chad

North

Center

South

Average annual Insolation (hrs/year)

3030.91 ± 176.33

3612.33 ± 261.18

3185.50 ± 208.78

2753.39 ± 95.92

Average monthly Insolation (hrs/day)

8.9 ± 0.8

10 ± 0.41

8.85 ± 1.1

7.75 ± 1.28