Climate guideThirty-year normals for Chepén
Chepén climate by month
Hot desert · BWhBest Jun–Aug
Annual mean22°day and night
Seasonal swing5°warmest vs coolest
Precipitation143 mm58 wet days a year
7.22° S, 79.42° WElevation 239 mUTC−5 · Peru Standard Time
When to goChepén · weather score
Best timeJun–Aug
October: high / low24° / 17°
iSummary
What the weather is like
Chepén has a hot desert climate (Köppen BWh): very little rain and intense sun.
The warmest month is March, when afternoons average 27° and nights 22°. August is the coolest month, with highs of 23° and lows of 16°. The difference between the warmest and the coolest month is about 5°, a small seasonal swing typical of places tempered by the sea.
About 143 mm of precipitation falls in an average year. March is the wettest month (44 mm, 13 wet days) and July the driest (2 mm, 1 wet days). Cloud cover ranges from 18% in July to 64% in March.
Compared with Lima, the capital, Chepén is 2.4° warmer on a March afternoon and receives more precipitation over the year.
Year in figures
- Hottest afternoons
- 27° · March
- Coldest nights
- 16° · August
- Wettest month
- March
- Driest month
- July
- Clearest skies
- July · 18% cloud
- Longest day
- 12 h 32 min
- Shortest day
- 11 h 42 min
iiCharts
Twelve months at a glance
Temperature and precipitation
Daily high/low range bars, monthly precipitation columnsTemperature curve
Average high, lowDaylight
Hours between sunrise and sunset on the 15th of each monthiiiData table
Climate normals month by month
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Average high | 27° | 27° | 27° | 26° | 25° | 24° | 23° | 23° | 23° | 24° | 24° | 26° |
| Average low | 20° | 22° | 22° | 20° | 19° | 18° | 17° | 16° | 16° | 17° | 17° | 19° |
| Precipitation | 17 mm | 29 mm | 44 mm | 14 mm | 4 mm | 3 mm | 2 mm | 2 mm | 5 mm | 7 mm | 5 mm | 11 mm |
| Wet days (≥1 mm) | 7.1 | 7.4 | 12.6 | 6.9 | 3 | 0.6 | 0.5 | 0.6 | 1.5 | 5.5 | 5.3 | 6.9 |
| Cloud cover | 55% | 62% | 64% | 47% | 29% | 21% | 18% | 19% | 32% | 41% | 45% | 47% |
| Daylight | 12h 30 | 12h 20 | 12h 09 | 11h 57 | 11h 47 | 11h 42 | 11h 44 | 11h 52 | 12h 04 | 12h 16 | 12h 27 | 12h 32 |
| Month score | 66 | 61 | 46 | 71 | 93 | 99 | 99 | 99 | 96 | 82 | 81 | 74 |
ivMonth by month
Chepén in every month
January66
27° / 20°
17 mm · 7.1 wet days
February61
27° / 22°
29 mm · 7.4 wet days
March46
27° / 22°
44 mm · 12.6 wet days
April71
26° / 20°
14 mm · 6.9 wet days
May93
25° / 19°
4 mm · 3 wet days
June99
24° / 18°
3 mm · 0.6 wet day
July99
23° / 17°
2 mm · 0.5 wet day
August99
23° / 16°
2 mm · 0.6 wet day
September96
23° / 16°
5 mm · 1.5 wet days
October82
24° / 17°
7 mm · 5.5 wet days
November81
24° / 17°
5 mm · 5.3 wet days
December74
26° / 19°
11 mm · 6.9 wet days