39 places · sun position · panel angle
Solar data for Bolivia
Across the 39 places in Bolivia the best fixed tilt for solar panels runs from 14° in Riberalta to 25° in Villazón, and flat ground gets 4.6 to 6.6 peak sun hours a day. Every number is computed for each place.
Solar power in Bolivia at a glance
Averages over 39 places with climate data, for a fixed array facing north.
- 4.60–5.00
- 5.00–5.40
- 5.40–5.79
- 5.79–6.19
- 6.19–6.59
Peak sun hours a day on flat ground. Each dot is one place.
The sunniest place in Bolivia is Tupiza (Potosí Department) with 6.59 peak sun hours a day on flat ground; the least sunny is Villa Yapacaní with 4.60. A 1 kWp array at its best angle makes from 1,392 kWh a year in Villa Yapacaní to 2,198 kWh in Villazón — 1,680 kWh on average.
The best year-round tilt runs from 14° in Riberalta to 25° in Villazón. Off-grid systems are sized for the darkest month and do better steeper, at 17° on average: at 70° that month brings 1.33 kWh per kWp a day in Guayaramerín and 2.04 kWh in Villazón.
Size an off-grid system or open any place below for its sun path, monthly table and tilt curve.
Sunniest places in Bolivia
Ranked by peak sun hours on flat ground: the yearly average of a day's sunshine energy (NASA POWER climatology). Output: 1 kWp at its best year-round angle.
| Rank | Place | Region | Sun hours/day | kWh per kWp a year | Best tilt |
|---|---|---|---|---|---|
| 1 | Tupiza | Potosí Department | 6.59 | 2,196 | 24° |
| 2 | Villazón | Potosí Department | 6.57 | 2,198 | 25° |
| 3 | Potosí | Potosí Department | 6.29 | 2,080 | 23° |
| 4 | Oruro | Oruro | 6.28 | 2,061 | 21° |
| 5 | Huanuni | Oruro | 6.26 | 2,058 | 22° |
| 6 | Llallagua | Potosí Department | 6.18 | 2,037 | 22° |
| 7 | Sucre | Chuquisaca Department | 5.91 | 1,914 | 22° |
| 8 | Laja | La Paz Department | 5.87 | 1,918 | 20° |
| 9 | Viacha | La Paz Department | 5.87 | 1,915 | 20° |
| 10 | Achocalla | La Paz Department | 5.66 | 1,839 | 20° |
Least sunny places in Bolivia
| Rank | Place | Region | Sun hours/day | kWh per kWp a year | Best tilt |
|---|---|---|---|---|---|
| 34 | Cobija | Pando | 4.77 | 1,415 | 14° |
| 36 | Bermejo | Tarija Department | 4.72 | 1,471 | 22° |
| 36 | San Borja | Beni Department | 4.72 | 1,417 | 15° |
| 38 | Caranavi | La Paz Department | 4.68 | 1,446 | 17° |
| 39 | Villa Yapacaní | Santa Cruz Department | 4.60 | 1,392 | 17° |
Solar by region in Bolivia
Averages of the places in each region, sunniest first. Darkest month: what 1 kWp of off-grid panels at 70° makes a day in the worst month of the year.
| Region | Places | Sun hours/day | kWh per kWp a year | Best tilt | Darkest month at 70° | Sunniest place |
|---|---|---|---|---|---|---|
| Potosí Department | 4 | 6.40 | 2,128 | 24° | 1.95 kWh | Tupiza |
| Oruro | 2 | 6.27 | 2,060 | 22° | 1.88 kWh | Oruro |
| Chuquisaca Department | 1 | 5.91 | 1,914 | 22° | 1.78 kWh | Sucre |
| La Paz Department | 5 | 5.54 | 1,787 | 19° | 1.72 kWh | Laja |
| Cochabamba | 9 | 5.38 | 1,731 | 21° | 1.70 kWh | Sipe Sipe |
| Tarija Department | 4 | 5.00 | 1,564 | 21° | 1.82 kWh | Tarija |
| Santa Cruz Department | 9 | 4.82 | 1,457 | 17° | 1.61 kWh | Camiri |
| Beni Department | 4 | 4.77 | 1,419 | 15° | 1.39 kWh | Guayaramerín |
| Pando | 1 | 4.77 | 1,415 | 14° | 1.34 kWh | Cobija |
Largest places in Bolivia at a glance
| Place | Latitude | Best tilt | Off-grid tilt | Sun hours/day (flat) |
|---|---|---|---|---|
| La Paz | 16.5° S | 20° | 8° | 5.60 |
| Santa Cruz de la Sierra | 17.8° S | 17° | 33° | 4.81 |
| Cochabamba | 17.4° S | 21° | 8° | 5.35 |
| Sucre | 19.0° S | 22° | 12° | 5.91 |
| Oruro | 18.0° S | 21° | 11° | 6.28 |
| Sacaba | 17.4° S | 21° | 8° | 5.28 |
| Quillacollo | 17.4° S | 21° | 7° | 5.44 |
| Tarija | 21.5° S | 23° | 21° | 5.48 |
| Potosí | 19.6° S | 23° | 11° | 6.29 |
| Riberalta | 11.0° S | 14° | 5° | 4.78 |
| Montero | 17.3° S | 17° | 31° | 4.76 |
| Viacha | 16.7° S | 20° | 8° | 5.87 |
| Trinidad | 14.8° S | 16° | 15° | 4.77 |
| Yacuiba | 22.0° S | 20° | 40° | 4.89 |
| Tiquipaya | 17.3° S | 21° | 8° | 5.33 |
| Vinto | 17.4° S | 21° | 7° | 5.46 |
| Colcapirhua | 17.4° S | 21° | 8° | 5.40 |
| Sipe Sipe | 17.5° S | 21° | 7° | 5.57 |
| Caranavi | 15.8° S | 17° | 19° | 4.68 |
| Villamontes | 21.3° S | 20° | 40° | 4.92 |
Daylight and clock time in Bolivia
In Guayaramerín (10.8° S), the northernmost place, the longest day of the year lasts 12 h 46 min and the shortest 11 h 29 min; in Bermejo (22.7° S), the southernmost, 13 h 32 min and 10 h 44 min. Bolivia does not use daylight saving time: the clocks stay the same all year.
| Time zone | Places | UTC offset | Clocks change in 2026 |
|---|---|---|---|
| America/La_Paz | 39 | UTC−4 | no daylight saving time |