Bol (Arabic: بول) is the capital of Chad‘s Lac Region, lying 152 km to the north of the national capital, N’Djamena. It lay on the shore of Lake Chad before the lake shrank. It is served by Bol Airport (IATA: OTC, ICAO: FTTL), which has a paved runway.
Climate
The climate is a hot desert climate (Koppen: BWh), bordering on a semi-arid climate (Koppen: BSh), with hot temperatures and very little rainfall that only falls between July-September, during the summer monsoon that occurs during the northern shift of the ITCZ.
| Climate data for Bol (1961-1990) | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
| Mean daily maximum °C (°F) | 31.3 (88.3) |
32.7 (90.9) |
35.3 (95.5) |
39.5 (103.1) |
39.0 (102.2) |
37.6 (99.7) |
34.4 (93.9) |
31.5 (88.7) |
35.2 (95.4) |
36.8 (98.2) |
30.4 (86.7) |
28.9 (84.0) |
34.4 (93.9) |
| Mean daily minimum °C (°F) | 13.0 (55.4) |
15.9 (60.6) |
19.7 (67.5) |
23.4 (74.1) |
24.6 (76.3) |
24.9 (76.8) |
24.1 (75.4) |
23.1 (73.6) |
23.1 (73.6) |
21.5 (70.7) |
17.0 (62.6) |
14.0 (57.2) |
20.4 (68.7) |
| Average rainfall mm (inches) | 0.0 (0.0) |
0.0 (0.0) |
0.0 (0.0) |
0.3 (0.01) |
7.5 (0.30) |
19.5 (0.77) |
85.3 (3.36) |
121.4 (4.78) |
52.3 (2.06) |
3.5 (0.14) |
0.0 (0.0) |
0.0 (0.0) |
289.8 (11.42) |
| Average rainy days (≥ 0.1 mm) | 0 | 0 | 0 | 1 | 2 | 3 | 8 | 11 | 5 | 2 | 0 | 0 | 32 |
| Source: WMO[1] | |||||||||||||
Demographics
| Year | Population[2] |
|---|---|
| 1993 | 7,769 |
| 2008 | 11,120 |
| 2017 | 11,701 |
References
- ^ “World Weather Information Service – Bol ( monthly averages for the 30-year period 1961-1990)”. Provided by Direction Generale de la Meteorologie Nationale (DGMN). World Meteorological Organization. Retrieved 2024-05-01.
{{cite web}}: CS1 maint: others (link) - ^ World Gazetteer: Chad Archived 2011-05-23 at the Wayback Machine
13°28′N 14°44′E / 13.46°N 14.74°E