Middle of the wetter season · Weather & things to do
Oaxaca in September
The year's rain peaks now, with about 8.0 in (203 mm) falling in Oaxaca, alongside highs near 74°F (24°C) and lows of 58°F (15°C).
With a comfort score of 53/100 (12th of 12), it's one of the toughest months, held back mainly by cloud cover.
- Avg high
- 74°F (24°C)
- Avg low
- 58°F (15°C)
- Rain
- 8.0 in (203 mm)
- Humidity
- 85%
- Cloud cover
- 80%
- Daylight
- ~12 h 05 min
- Comfort score
- 53/100 · Fair
What September feels like
Days are warm, averaging 74°F (24°C).
Lows average 58°F (15°C).
Rain is a real factor, with about 8.0 in (203 mm) across the month.
Skies are often grey, with average cloud cover around 80%.
Plan around September
September is one of the lower-scoring months here; the best are November – March.
- Inside the wettest three-month stretch, July – September.
- Comfort slips from 61/100 in August to 53/100.
- Our Mexico City to Oaxaca route recommends Oct – Apr, so September falls outside its suggested window.
What to pack for September
- Light, breathable clotheshighs average 74°F
- Rain jacket and waterproof shoesfrequent rain
- Comfortable walking shoesmost picks involve some walking
What to do in Oaxaca in September
With 8.0 in of rain, these picks lean toward food, drink and places with a roof, with outdoor options when the weather breaks.
Templo de Santo Domingo de Guzmán
Gilded baroque church with the Museo de las Culturas in the former convent.
Why now An indoor-leaning stop for a month with 8.0 in of rain.
Teotitlán del Valle
Zapotec weaving village where families dye wool rugs with natural pigments.
Why now A good rainy-day backup in September.
Árbol del Tule
Ancient cypress in Santa María del Tule with one of the widest trunks in the world.
In Situ Mezcalería
Mezcal bar with hundreds of bottles, many from small producers.
Why now A sit-down stop to wait out showers in a month with 8.0 in of rain.
Mercado 20 de Noviembre
Market with the smoky Pasillo de Humo, where you pick raw meats to grill on the spot.
Why now Easy to slot in when September's rain moves in.
Nearby in September
- Puebla in September~167 mi · highs 71°F, 6.7 in rain · 2°C (3°F) cooler by day, drier
- Mexico City in September~227 mi · highs 72°F, 5.8 in rain · 2°C (3°F) cooler by day, drier
NASA POWER 2001–2025 monthly averages on a ~50 km grid, temperatures adjusted from the grid cell's ~1,953 m to Oaxaca's ~1,597 m elevation (standard lapse rate). Comfort scores weigh temperature, rain, humidity and cloud: see how we score each month. Check a forecast before you go.
Oaxaca in September: quick answers
Is September a good time to visit Oaxaca?
It's one of the tougher months here, scoring 53/100, held back mainly by cloud cover. The best months are November – March. Expect highs of 74°F (24°C) and 8.0 in (203 mm) of rain. Our Mexico City to Oaxaca route recommends Oct – Apr, so September is outside its suggested window.
How hot is Oaxaca in September?
Average highs are 74°F (24°C) and average lows 58°F (15°C), making it the 4th-coldest month by daytime highs.
Does it rain a lot in Oaxaca in September?
Yes: about 8.0 in (203 mm) of rain falls across September on average, the wettest month of the year. The annual total is about 38.5 in (978 mm).
What should I pack for Oaxaca in September?
Bring light, breathable clothes (highs average 74°F), rain jacket and waterproof shoes (frequent rain) and comfortable walking shoes (most picks involve some walking).
Planning Oaxaca in September?
Bring the crew into one shared trip: vote on dates, build the day-by-day plan, split costs and share one packing list.