Measured, not vibes
Best Time to Visit Oaxaca City
By measured weather comfort, the top months for Oaxaca City are December, January, November — and RouteVerdict's editorial pick, which also weighs crowds and prices, is January, February, March, October, November, December. The table below is computed from ERA5 reanalysis data for 2020–2024, measured at Oaxaca City (1571 m elevation).
Month by month
Oaxaca City weather and comfort, 2020–2024
| Month | Avg high | Wet days | Comfort | Season |
|---|---|---|---|---|
| January | 26.5°C / 80°F | 0.7 | 91 | Best |
| February | 28.3°C / 83°F | 0.5 | 83 | |
| March | 30.5°C / 87°F | 0.5 | 70 | |
| April | 31.6°C / 89°F | 2.7 | 60 | |
| May | 30.8°C / 87°F | 7 | 59 | |
| June | 27°C / 81°F | 16.2 | 61 | |
| July | 25.7°C / 78°F | 19.8 | 62 | |
| August | 25.4°C / 78°F | 19.5 | 63 | Shoulder |
| September | 24.6°C / 76°F | 18 | 64 | Shoulder |
| October | 25.5°C / 78°F | 9.7 | 78 | |
| November | 26.4°C / 80°F | 2.3 | 89 | Best |
| December | 25.8°C / 78°F | 0.3 | 95 | Best |
Comfort is RouteVerdict's 0–100 score: 100·exp(−(high−23)²/162) × (1 − min(0.35, wet days × 0.02)). The full method is on the methodology page. Weather data by Open-Meteo.com (ERA5, CC BY 4.0), 2020–2024 normals. Wet day = ≥1 mm precipitation.
What the seasons are actually like
Traveling to Oaxaca City month by month
Oaxaca City's comfort score peaks in December at 94.7, with an average high of 25.8°C and just 0.3 wet days, ahead of January's 91.4 and November's 88.8. Summer (June-September) brings the heaviest rainfall, 16.2–19.8 wet days a month, and comfort drops to 61.2–64 as humidity climbs. RouteVerdict's editorial pick spans January through March and October through December, the dry season.
FAQ
Oaxaca City timing questions
What is the best month to visit Oaxaca City?
By measured weather comfort (ERA5 2020–2024), the top months are December, January, and November, with December scoring highest. RouteVerdict's editorial pick is January, February, March, October, November, and December, which also weighs crowds, prices, and events.
What is the hottest month in Oaxaca City?
April, with an average daily high of 31.6°C (89°F).
What is the rainiest month in Oaxaca City?
July, averaging 19.8 days with at least 1 mm of precipitation.
When is shoulder season in Oaxaca City?
September and August — the best-scoring months outside both the measured top three and RouteVerdict's editorial peak-season pick.
What is Oaxaca City's single best month for weather?
December, with an average high of 25.8°C, just 0.3 wet days, and a comfort score of 94.7 — the highest measured for any month.
How wet does Oaxaca City get in summer?
June through September averages 16.2–19.8 wet days a month, well above the near-zero rainfall of the December-January peak.