Quetzaltenango weather in August

In August, Quetzaltenango has daytime highs averaging 19 °C, nights around 13 °C, with 29 wet days. Figures are 1991–2020 climate normals.

  1. Jan 14°
  2. Feb 15°
  3. Mar 15°
  4. Apr 16°
  5. May 16°
  6. Jun 16°
  7. Jul 16°
  8. Aug 16°
  9. Sep 15°
  10. Oct 15°
  11. Nov 15°
  12. Dec 14°

Daily temperatures through August

10°16°22°18152229
Daily highDaily low Day of month on the horizontal axis. Highs peak at 19.6 °C and lows bottom out at 12.8 °C.

How August 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 August19.3 °C13.3 °C95 %
11–20 August19.2 °C13.2 °C92 %
21–31 August19.0 °C13.2 °C97 %
0%50%100%151015202530
Chance of a wet day (over 1 mm) by date in August. Wettest date over the 30 years: August 4, at 100 %. Single dates are noisy — read the shape, not the spikes.

What to expect

Measure Typical August 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 29 of 31 95 %

Conditions in August

MeasureAverage
Mean temperature 16 °C
Record high (1991–2020) 22 °C
Record low (1991–2020) 7.1 °C
Relative humidity 85 %
Wind speed 8.0 km/h
Cloud cover 82 %

Where Quetzaltenango ranks in August

RankingPositionValue
The coolest places in North America in August5thof 5019 °C

August compared with the months around it

Month Avg high Rainfall Cloud
June 19.0 °C 444 mm 88 %
July 19.1 °C 289 mm 81 %
August 19.2 °C 350 mm 82 %
September 18.8 °C 469 mm 88 %
October 18.5 °C 361 mm 78 %

See all twelve months for Quetzaltenango

Nearby destinations in August

Destination Avg high Wet days
Quetzaltenango 19 °C 29
Tapachula 29 °C 30
Escuintla 28 °C 30
Mixco 24 °C 14

QuestionsAugust in Quetzaltenango, answered

How warm is Quetzaltenango in August?

Daily highs average 19 °C and nights fall to about 13 °C, a spread of 5.9 °C between afternoon and dawn. That makes August the 4th warmest month of the year here.

Does it rain much in Quetzaltenango in August?

August averages 350 mm of rain, spread over about 29 of the 31 days — 95 % of the month. Cloud cover averages 82 % of the sky.

How long are the days in August?

Quetzaltenango averages 13 hours between sunrise and sunset in August. 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.