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Oaxaca de Juárez Weather in September
Oaxaca de Juárez in September averages 25°C (77°F) during the day and 14°C (57°F) at night. This is the wettest month of the year.
Rainfall in Oaxaca de Juárez in September
This month is known for its intense rain, often falling heavily. Having a poncho will help you stay dry during the showers. Expect around 14 days of rain based on historical data, with 193 mm (7.6 in) average. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.
Temperature in Oaxaca de Juárez in September
Oaxaca de Juárez in September gets highs of 25°C (77°F) during the day and drops to 14°C (57°F) at night. Overall, the month follows a fairly predictable daily temperature pattern. Nights drop to around 14°C (57°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.
Sunshine in Oaxaca de Juárez in September
With about 161 hours of sunshine, the area enjoys a nice balance of sun and overcast, creating a pleasant environment.September in Oaxaca de Juárez has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.
Oaxaca de Juárez Temperature in September
Min Temperature
14°C (57°F)
Max Temperature
25°C (77°F)
Chance of Rain
48%
Precipitation
193 mm (7.6 in)
Rainy days
14 days
Humidity
74%
Sunshine
161 hours
Percentage Sunshine
Oaxaca de Juárez Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Oaxaca de Juárez - and find the best time to visit.
Daily Historical Temperatures
49-year average (1976-2025)
Based on our historical records, temperatures in Oaxaca de Juárez typically stay consistent throughout September, with daily highs averaging around 25°C (77°F). Nights are pleasant, with lows around 15°C (59°F).
Average temperatures in September
Historical weather records for Oaxaca de Juárez in September
Browse day-by-day weather records for Oaxaca de Juárez spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Oaxaca de Juárez historical weather extremes in September
Based on 40 years of weather observations in Oaxaca de Juárez between 1986 and 2026, these are the recorded extremes.
- The warmest day in September was on September 27, 1986, with a maximum of 33°C (91°F).
- The lowest daytime temperature in September was 17°C (63°F), recorded on September 3, 1994.
- The coldest night in September in Oaxaca de Juárez was on September 18, 1992, with a minimum of 8°C (46°F).
Best Places in Mexico in September
Find out more about the weather in Mexico and which places have the best travel conditions in this month. See all of Mexico in September →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Oaxaca de Juárez in September
For Oaxaca de Juárez in September, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Also bring a poncho, it will rain a lot! Waterproof everything you can. Sunglasses could come in handy during the sunnier parts of your trip.
What To Do in Oaxaca de Juárez in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming7/10 -
Camping6/10
Oaxaca de Juárez 3-Day Forecast
More climate data for Oaxaca de Juárez
Temperature Rainfall Sunshine Humidity
See the full Oaxaca de Juárez climate overview or explore weather in Mexico.
Popular in September
Where to go in September - average daytime high across popular destinations.
Puerto Peñasco
34°C (93°F) Los Cabos
32°C (90°F) Tulum31°C (88°F) Cancún30°C (86°F) Playa del Carmen31°C (88°F) Puerto Vallarta29°C (84°F) San Miguel de Allende
27°C (81°F) Mexico City23°C (73°F) Bucket list
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