See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
06:19
Sunrise
18:19
Sunset
Moon
Waxing Gibbous
14:28
Moonrise
00:51
Moonset
Daily Forecast
Today
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Sunday
Monday
Tuesday
Air Quality Data Available
Upgrade to access real-time air quality data for Oaxaca.
Resources
UV Index
Humidity
Current stargazing conditions?
See sky darkness, moon phase, and the best viewing window for Oaxaca.
View stargazing scoreWeather in Oaxaca today, September 20, 2026
Expect unsettled, showery conditions in Oaxaca on September 20, 2026 as rain moves through. The day opens on a wet note and needs flexible outdoor plans.
Temperatures climb from an overnight low near 17°C toward a daytime high of about 28°C. Expect humidity between 37% and 95%, most humid near 23:00. A lighter breeze peaks around 12:00 near 1.9 km/h.
Expect the wet theme to continue later, as rain odds reach 94% near 16:00. Cloud amounts hold near 100% around 18:00. Horizontal visibility sits around 12.8 km, briefly nearer 6.1 km. Expect sunrise at 06:19, sunset at 18:19, and 12 hours 0 minutes of sunlight today overall.
Taken together, Oaxaca looks wet enough on September 20, 2026 that flexible outdoor plans work best, with temperatures peaking near 28°C.
Frequently asked questions about weather in Oaxaca
How warm does it get in Oaxaca?
The warmest month in Oaxaca is April, with average high temperatures of 29°C. The average temperature during this period is around 20°C.
How cold does it get in Oaxaca?
The coldest month in Oaxaca is January, with average low temperatures of 10°C. The average temperature during this period is around 16°C.
What is the wettest time of year in Oaxaca?
The wettest month in Oaxaca is September, with an average of 207mm of precipitation.
What is the driest time of year in Oaxaca?
The driest month in Oaxaca is December, with an average of 3mm of precipitation.
Explore more weather forecasts
- Santa Cruz Xoxocotlán, Estado de Oaxaca
- Mexico City, Ciudad de México
- El Rosario, Estado de Oaxaca
- Tijuana, Estado de Baja California
- Santa Cruz Amilpas, Estado de Oaxaca
- Iztapalapa, Ciudad de México
- San Antonio de la Cal, Estado de Oaxaca
- León de los Aldama, Estado de Guanajuato
- San Jacinto Amilpas, Estado de Oaxaca
- Puebla, Estado de Puebla
- Santa María Atzompa, Estado de Oaxaca
- Ecatepec de Morelos, Estado de México
- Cuilapan de Guerrero, Estado de Oaxaca
- Santiago de Querétaro, Estado de Querétaro
- Villa de Zaachila, Estado de Oaxaca
- Ciudad Juárez, Estado de Chihuahua
