Chincha Alta weather in October

In October, Chincha Alta has daytime highs averaging 23 °C, nights around 16 °C, with 0.2 wet days, and a sea temperature of 17 °C. Figures are 1991–2020 climate normals.

  1. Jan 23°
  2. Feb 23°
  3. Mar 23°
  4. Apr 22°
  5. May 20°
  6. Jun 19°
  7. Jul 18°
  8. Aug 18°
  9. Sep 18°
  10. Oct 19°
  11. Nov 20°
  12. Dec 21°

Daily temperatures through October

13°20°26°18152229
Daily highDaily low Day of month on the horizontal axis. Highs peak at 23.3 °C and lows bottom out at 15.8 °C.

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.

DaysAvg highAvg lowChance of rain
1–10 October22.8 °C16.0 °C1 %
11–20 October23.1 °C16.2 °C1 %
21–31 October23.2 °C16.3 °C0 %
0%50%100%151015202530
Chance of a wet day (over 1 mm) by date in October. Wettest date over the 30 years: October 19, at 7 %. Single dates are noisy — read the shape, not the spikes.

What to expect

Measure Typical October Share of the month
Days above 25 °C 1.1 of 31 4 %
Days above 30 °C 0 of 31 0 %
Days below 0 °C 0 of 31 0 %
Days with more than 1 mm rain 0.2 of 31 1 %

Conditions in October

MeasureAverage
Mean temperature 19 °C
Record high (1991–2020) 26 °C
Record low (1991–2020) 11 °C
Relative humidity 72 %
Wind speed 16 km/h
Cloud cover 47 %

Where Chincha Alta ranks in October

RankingPositionValue
Places with the best weather in South America in October3rdof 5095/100
The driest places in South America in October9thof 501.1 mm
The driest places in the world in October32ndof 501.1 mm

October compared with the months around it

Month Avg high Rainfall Cloud
August 21.9 °C under 1 mm 21 %
September 22.5 °C under 1 mm 30 %
October 23.0 °C 1 mm 47 %
November 23.8 °C 1 mm 61 %
December 25.0 °C 4 mm 73 %

See all twelve months for Chincha Alta

Nearby destinations in October

Destination Avg high Wet days Sea
Chincha Alta 23 °C 0.2 17
Ica 27 °C 0
Santa Anita - Los Ficus 20 °C 0 17
Huancayo 17 °C 27
Lima 22 °C 0 17
Callao 21 °C 0 17
Huánuco 23 °C 15
Cusco 17 °C 20

QuestionsOctober in Chincha Alta, answered

How warm is Chincha Alta in October?

Daily highs average 23 °C and nights fall to about 16 °C, a spread of 6.8 °C between afternoon and dawn. That makes October the 9th warmest month of the year here.

Does it rain much in Chincha Alta in October?

October averages 1 mm of rain, spread over about 0 of the 31 days — 1 % of the month. Cloud cover averages 47 % of the sky.

Is the sea warm enough to swim in October?

The sea averages 17 °C off Chincha Alta in October. Most people find water below 20 °C bracing and above 25 °C comfortable for a long swim; this figure is a monthly surface average, so a sheltered bay on a still afternoon can be warmer.

How long are the days in October?

Chincha Alta 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

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.