| # | City | Bortle (est.) | Brightness | 2 classes darker |
|---|---|---|---|---|
| 1 | Kinshasa | 8–9 | 255 | ~25 km WNW |
| 2 | Lubumbashi | 7–8 | 255 | ~25 km NW |
| 3 | Kolwezi | 7–8 | 243 | ~25 km NE |
| 4 | Likasi | 7–8 | 252 | ~25 km ENE |
| 5 | Matadi | 7–8 | 254 | ~25 km NW |
| 6 | Boma | 6–7 | 248 | ~25 km WSW |
| 7 | Kisangani | 6–7 | 209 | ~25 km NW |
| 8 | Goma | 6–7 | 191 | ~25 km SSW |
| 9 | Mbuji-Mayi | 6–7 | 137 | ~25 km NNW |
| 10 | Bandundu Province | 6–7 | 171 | ~25 km NNW |
| 11 | Kamina | 5–6 | 134 | not within 90 km |
| 12 | Bukavu | 5–6 | 118 | ~25 km NE |
| 13 | Bunia | 5–6 | 142 | ~50 km ESE |
| 14 | Uvira | 5–6 | 67 | ~25 km SSE |
| 15 | Tshikapa | 5–6 | 53 | not within 90 km |
| 16 | Kindu | 5–6 | 70 | ~25 km NNE |
| 17 | Kananga | 5–6 | 44 | ~90 km NE |
| 18 | Gandajika | 4–5 | 25 | not within 90 km |
| 19 | Kabinda | 4–5 | 27 | not within 90 km |
| 20 | Butembo | 4–5 | 34 | not within 90 km |
| 21 | Kikwit | 4–5 | 26 | not within 90 km |
| 22 | Mwene | 4–5 | 21 | not within 90 km |
| 23 | Isiro | 4–5 | 21 | not within 90 km |
| 24 | Mbandaka | 4–5 | 18 | not within 90 km |
Brightness is the NASA VIIRS Black Marble 2016 value at the city centre on a 0–255 scale; 255 is saturated. Cities are ordered by estimated sky brightness, which also counts the light within 30 km.