Jaén weather by month & the best time to visit
🇵🇪 Peru · small town · semi-arid climate
The best time to visit Jaén is August — its sunniest month (Sunshine Score 85/100), with July and June close behind. Jaén averages about 1,469 hours of sunshine a year. Daytime highs around 32°C / 90°F and roughly 13 mm of rain in August.
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- Sun hours / year
- 1,469
- Sunniest month
- August
- Peak score
- 85/100
- Rain / year
- 458 mm
- Midday UV at peak
- 9 (very high)
- Population
- 52k
- Elevation
- 757 m

When is the best time to visit Jaén?
For sunshine, the best time to visit Jaén is August, then July and June. The dullest month is November (71/100, 45 mm of rain). The full month-by-month picture is in the table below.
How sunny is Jaén?
Jaén isn't a sunny place by world standards: about 1,469 hours of sunshine a year. Conditions barely change through the year — only 14 Sunshine Score points separate August from November. It ranks #24 of 25 destinations in Peru for annual sunshine, below the national median of 2,286 hours. Rain has a clear season: the wettest stretch, around February, carries about 41% of the annual 458 mm.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV |
|---|---|---|---|---|---|
| January | 77 | 32° / 90°F | 20° / 68°F | 55 mm | 8 |
| February | 75 | 31° / 88°F | 20° / 68°F | 64 mm | 7 |
| March | 74 | 31° / 88°F | 20° / 68°F | 68 mm | 8 |
| April | 78 | 31° / 88°F | 20° / 68°F | 51 mm | 8 |
| May | 82 | 31° / 88°F | 20° / 68°F | 26 mm | 7 |
| June | 83 | 31° / 88°F | 19° / 66°F | 19 mm | 7 |
| July | 84 | 31° / 88°F | 18° / 64°F | 16 mm | 7 |
| August | 85 | 32° / 90°F | 19° / 66°F | 13 mm | 8 |
| September | 75 | 33° / 91°F | 20° / 68°F | 17 mm | 8 |
| October | 72 | 33° / 91°F | 20° / 68°F | 36 mm | 9 |
| November | 71 | 33° / 91°F | 20° / 68°F | 45 mm | 9 |
| December | 78 | 32° / 90°F | 20° / 68°F | 48 mm | 8 |
See Jaén on the interactive sunshine globe →
Nearby places for sunshine
- Cajamarca Peru · 175 km · best in Jun · 2,412 h sun/yr
- Chiclayo Peru · 177 km · best in Jun · 2,389 h sun/yr
- Piura Peru · 208 km · best in Jun · 2,749 h sun/yr
- Trujillo Peru · 279 km · best in Jun · 2,249 h sun/yr
- Tarapoto Peru · 284 km · best in Jul · 1,810 h sun/yr
- Tumbes Peru · 288 km · best in Aug · 2,148 h sun/yr
Nearest destinations
- Chachapoyas Peru · 122 km · 1,402 h sun/yr · best in Aug
- Catamayo Ecuador · 190 km · 1,367 h sun/yr · best in Aug
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