Mild
Average highs are around 26°C, so days are mild rather than hot.
December verdict
Good for holiday weather
Average highs are around 26°C, so days are mild rather than hot. Sunshine averages 6h per day, enough for a balanced month. Rainfall averages 5mm, which is relatively low for holiday planning.

Monthly averages
Temp
26°C
Rain
5mm
Sun
6h
Weather score
63
Good
Mild
Average highs are around 26°C, so days are mild rather than hot.
Drier
Rainfall averages 5mm, which is relatively low for holiday planning.
Some sun
Sunshine averages 6h per day, enough for a balanced month.
Map
Compare Oaxaca, Oaxaca, Mexico with nearby places by weather score, rain, sun, temperature, and swim conditions.
December26°C average high
December is cooler than the yearly average, which can make sightseeing feel gentler than in hotter months.
Warmest monthsMarch to May
This stretch sets the upper range for average daytime heat.
December5mm average rain
December is one of Oaxaca's driest months, making outdoor days easier to plan than in wetter parts of the year.
Driest monthsJanuary to April and October to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
December6 hours average sun
December sits close to Oaxaca's yearly sunshine average, so it is a middle-of-the-pack month for bright days.
Brightest monthsFebruary to March
This stretch has the strongest sunshine in the monthly averages.
December63 weather score
December sits close to Oaxaca's yearly weather-score average, giving a typical overall read on the month.
Best weather monthsFebruary to April
These months have the strongest weather score in the monthly averages.