Oaxaca weather in December

In December, Oaxaca has daytime highs averaging 25 °C, nights around 11 °C, with 0.8 wet days. Figures are 1991–2020 climate normals.

  1. Jan 17°
  2. Feb 19°
  3. Mar 20°
  4. Apr 22°
  5. May 22°
  6. Jun 20°
  7. Jul 19°
  8. Aug 19°
  9. Sep 19°
  10. Oct 18°
  11. Nov 18°
  12. Dec 17°

Daily temperatures through December

18°28°18152229
Daily highDaily low Day of month on the horizontal axis. Highs peak at 25.5 °C and lows bottom out at 10.3 °C.

How December 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 December24.6 °C11.3 °C1 %
11–20 December24.8 °C11.1 °C3 %
21–31 December24.8 °C11.0 °C4 %
0%50%100%151015202530
Chance of a wet day (over 1 mm) by date in December. Wettest date over the 30 years: December 27, at 10 %. Single dates are noisy — read the shape, not the spikes.

What to expect

Measure Typical December Share of the month
Days above 25 °C 16 of 31 50 %
Days above 30 °C 0 of 31 0 %
Days below 0 °C 0 of 31 0 %
Days with more than 1 mm rain 0.8 of 31 3 %

Conditions in December

MeasureAverage
Mean temperature 17 °C
Record high (1991–2020) 30 °C
Record low (1991–2020) 1.2 °C
Relative humidity 62 %
Wind speed 11 km/h
Cloud cover 35 %

Where Oaxaca ranks in December

RankingPositionValue
The driest places in North America in December3rdof 503.5 mm
Places with the best weather in North America in December19thof 5094/100

December compared with the months around it

Month Avg high Rainfall Cloud
January 24.9 °C 3 mm 32 %
February 26.9 °C 4 mm 27 %
October 24.1 °C 75 mm 67 %
November 24.3 °C 9 mm 45 %
December 24.7 °C 4 mm 35 %

See all twelve months for Oaxaca

Nearby destinations in December

Destination Avg high Wet days Sea
Oaxaca 25 °C 0.8
Tuxtepec 26 °C 11
Tehuacán 23 °C 1
Córdoba 21 °C 13
Veracruz 26 °C 4 25
Coatzacoalcos 26 °C 13 25
Puebla 21 °C 1

QuestionsDecember in Oaxaca, answered

How warm is Oaxaca in December?

Daily highs average 25 °C and nights fall to about 11 °C, a spread of 14 °C between afternoon and dawn. That makes December the 11th warmest month of the year here.

Does it rain much in Oaxaca in December?

December averages 4 mm of rain, spread over about 1 of the 31 days — 3 % of the month. Cloud cover averages 35 % of the sky.

How long are the days in December?

Oaxaca averages 11 hours between sunrise and sunset in December. 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.