Climate averages 1991–2020
Cusco weather
in October.
A mild, moderately wet month: the 2nd warmest and the 7th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
October is a mild month in Cusco: daytime highs average 16.5°C and nights cool to about 7.7°C. By daytime temperature it is the 2nd warmest of the 12 months.
Expect about 84 mm of rain on roughly 20 days, which makes October a moderately wet month (the 7th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 24 min on an average October day.
The nearest other city in this atlas is Abancay (100 km away). In October its highs average 21.1°C, 4.6°C warmer than Cusco, with 96 mm of rain.
Among the 24 cities listed in Peru, Cusco ranks 21st of 24 for the warmest October highs and 18th of 24 for the driest October (rainfall, lowest first). The mean October high of those 24 cities is 23.6°C; Cusco is 7.1°C cooler than that mean.
From October to November, average highs stay level at 16.6°C, and monthly rainfall rises from 84 mm to 116 mm.
The annual picture
October in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Cusco climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 15.4°C8.2°C | 8.2°C | 229 | 28.8 | 12.813 h |
| February | 15.4°C8.3°C | 8.3°C | 215 | 26.3 | 12.513 h |
| March | 15.4°C8.1°C | 8.1°C | 169 | 27.4 | 12.212 h |
| April | 15.3°C7.4°C | 7.4°C | 76 | 18.6 | 11.812 h |
| May | 15.3°C6.5°C | 6.5°C | 24 | 8.1 | 11.511 h |
| June | 15.0°C5.4°C | 5.4°C | 11 | 3.3 | 11.311 h |
| July | 15.0°C4.9°C | 4.9°C | 11 | 3.1 | 11.411 h |
| August | 15.7°C5.4°C | 5.4°C | 22 | 6.5 | 11.712 h |
| September | 16.2°C6.6°C | 6.6°C | 37 | 13.1 | 12.012 h |
| October, selected | 16.5°C7.7°C | 7.7°C | 84 | 20.3 | 12.412 h |
| November | 16.6°C8.3°C | 8.3°C | 116 | 22.8 | 12.713 h |
| December | 15.9°C8.4°C | 8.4°C | 196 | 27.6 | 12.913 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
October in nearby cities
- Abancay in OctoberPeru · 100 kmHigh 21.1°C · Low 11.7°C · 96 mm rain
- Juliaca in OctoberPeru · 295 kmHigh 16.0°C · Low 2.8°C · 77 mm rain
- Puerto Maldonado in OctoberPeru · 318 kmHigh 30.2°C · Low 22.7°C · 223 mm rain
- Puno in OctoberPeru · 331 kmHigh 16.0°C · Low 3.9°C · 81 mm rain
- Huancayo in OctoberPeru · 387 kmHigh 14.1°C · Low 5.2°C · 147 mm rain
- Ica in OctoberPeru · 411 kmHigh 27.4°C · Low 16.7°C · 1.2 mm rain
- Chincha Alta in OctoberPeru · 451 kmHigh 23.4°C · Low 16.4°C · 0.2 mm rain
- Viacha in OctoberBolivia · 525 kmHigh 15.7°C · Low 2.4°C · 53 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Cusco) is explained once on the Cusco year overview and on the Sources, method and limits page.