Huancayo weather in October
In October, Huancayo has daytime highs averaging 17 °C, nights around 7.4 °C, with 27 wet days. Figures are 1991–2020 climate normals.
- 16.6°C Average high
- 7.4°C Average low
- 27days Wet days
- 141mm Rainfall
- 12h Daylight
Daily temperatures through October
How October develops
Averages for the first, middle and last part of the month, from daily 1991–2020 normals. Chance of rain is the share of years in which that calendar day recorded more than 1 mm.
| Days | Avg high | Avg low | Chance of rain |
|---|---|---|---|
| 1–10 October | 16.6 °C | 7.0 °C | 83 % |
| 11–20 October | 16.5 °C | 7.3 °C | 86 % |
| 21–31 October | 16.7 °C | 7.8 °C | 90 % |
- Rain is most likely over days 21–31 of October (90 % of days) and least likely over days 1–10 (83 %).
What to expect
| Measure | Typical October | Share of the month |
|---|---|---|
| Days above 25 °C | 0 of 31 | 0 % |
| Days above 30 °C | 0 of 31 | 0 % |
| Days below 0 °C | 0 of 31 | 0 % |
| Days with more than 1 mm rain | 27 of 31 | 86 % |
Conditions in October
| Measure | Average |
|---|---|
| Mean temperature | 11 °C |
| Record high (1991–2020) | 22 °C |
| Record low (1991–2020) | 0.2 °C |
| Relative humidity | 78 % |
| Wind speed | 7.6 km/h |
| Cloud cover | 83 % |
Where Huancayo ranks in October
| Ranking | Position | Value |
|---|---|---|
| The coolest places in South America in October | 8th of 50 | 17 °C |
October compared with the months around it
| Month | Avg high | Rainfall | Cloud |
|---|---|---|---|
| August | 16.3 °C | 41 mm | 57 % |
| September | 16.3 °C | 85 mm | 71 % |
| October | 16.6 °C | 141 mm | 83 % |
| November | 17.1 °C | 144 mm | 87 % |
| December | 16.6 °C | 206 mm | 91 % |
See all twelve months for Huancayo
- October is the 2nd warmest month here.
- It is the 7th driest month of the year.
- It ranks 6th for least cloud cover.
- Days last about 12 hours from sunrise to sunset.
- It rains on 27 of 31 days — 86 % of the month.
- Nights are about 9.2 °C cooler than the middle of the day.
- The hottest October day on record since 1991 reached 22 °C, 5.3 °C above the usual daytime high.
QuestionsOctober in Huancayo, answered
How warm is Huancayo in October?
Daily highs average 17 °C and nights fall to about 7.4 °C, a spread of 9.2 °C between afternoon and dawn. That makes October the 6th warmest month of the year here.
Does it rain much in Huancayo in October?
October averages 141 mm of rain, spread over about 27 of the 31 days — 86 % of the month. Cloud cover averages 83 % of the sky.
How long are the days in October?
Huancayo averages 12 hours between sunrise and sunset in October. Day length is computed from latitude and date, so it is exact rather than modelled — but it says nothing about how much of that time is sunny.
Data sources and method
- ERA5 / ERA5-Land reanalysis — Copernicus Climate Change Service (C3S), ECMWF. Copernicus Licence
- Open-Meteo — Open-Meteo.com. CC BY 4.0
- NOAA OISST v2.1 — NOAA Physical Sciences Laboratory. Public domain
- GeoNames — GeoNames.org. CC BY 4.0
- Normal period
- 1991–2020
- Dataset version
- era5-1991-2020-scores1.1
- Last processed
Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: daylight hours, beach and comfort scores, monthly rankings, threshold day counts, chance of a wet day by date, ten-day averages within the month. Full formulas are on the methodology page.
Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.