Sunshine & Daylight Hours in Bilma, Niger
- Records suggest sunshine hours in Bilma range between 9h 32' for every day in February and 10h 54' each day in July.
- The longest day of the year is 13h 07' long and the shortest day is 10h 52' long.
- The longest day is 2h 14' longer than the shortest day.
- There is an average of 3699 hours of sunlight per year (of a possible 4383) with an average of 10:07 of sunlight per day.
- It is sunny 84.4% of daylight hours. The remaining 15.6% of daylight hours are likely cloudy or with shade, haze or low sun intensity.
- At midday the sun is on average 70.3° above the horizon at Bilma.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Average Sunlight Hours/ Day | 9h 32' | 9h 54' | 9h 44' | 9h 40' | 10h 30' | 10h 32' | 10h 54' | 10h 23' | 10h 12' | 10h 17' | 10h 16' | 9h 32' | 10h 07' | ||
| Average Daylight Hours & Minutes/ Day | 11h 07' | 11h 29' | 12h 00' | 12h 32' | 12h 59' | 13h 13' | 13h 07' | 12h 44' | 12h 12' | 11h 40' | 11h 13' | 11h 00' | 12h 00' | ||
| Percentage of Sunny (Cloudy) Daylight Hours | 87 (13) | 87 (13) | 82 (18) | 78 (22) | 82 (18) | 80 (20) | 84 (16) | 82 (18) | 84 (16) | 89 (11) | 92 (8) | 88 (12) | 84 (16) | ||
| Sun altitude at solar noon on the 21st day (°). | 51.4 | 60.6 | 71.5 | 83.2 | 88.3 | 85.2 | 87.7 | 83.3 | 71.9 | 60.3 | 51.2 | 47.9 | 70.3 |