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.
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 |
Nearest destinations
Jaén: questions and answers
What kind of destination is Jaén?
Jaén is a small town in Peru at 757 m elevation with a semi-arid climate.
How many hours of sunshine does Jaén get a year?
Jaén gets about 1,469 hours of sunshine a year, at its best around August.
When is the best time to visit Jaén?
The sunniest time to visit Jaén is August, when the Sunshine Score peaks at 85/100 (with July and June close behind). Expect daytime highs around 32°C / 90°F.
What is the least sunny month in Jaén?
November is the least sunny month in Jaén, scoring 71/100 with about 45 mm of rain.
How strong is the sun in Jaén?
The typical midday UV index in Jaén peaks around 9 (very high) in October, easing to about 7 (high) in February. Month-by-month midday UV values are in the UV column of the table on this page.
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