Climate averages 1991–2020
Aguascalientes weather
in September.
A warm, wet month: the 8th warmest and the 11th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a warm month in Aguascalientes: daytime highs average 24.3°C and nights cool to about 14.2°C. By daytime temperature it is the 8th warmest of the 12 months.
Expect about 90 mm of rain on roughly 12 days, which makes September a wet month (the 11th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 17 min on an average September day.
The nearest other city in this atlas is Lagos de Moreno (69 km away). In September its highs average 23.9°C, about as warm as Aguascalientes, with 108 mm of rain.
Among the 153 cities listed in Mexico, Aguascalientes ranks joint 97th of 153 for the warmest September highs and joint 26th of 153 for the driest September (rainfall, lowest first). The mean September high of those 153 cities is 26.5°C; Aguascalientes is 2.2°C cooler than that mean.
From September to October, average highs rise by 0.2°C to 24.6°C, and monthly rainfall falls from 90 mm to 35 mm.
The annual picture
September in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Aguascalientes climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 21.1°C7.1°C | 7.1°C | 17 | 2.5 | 11.011 h |
| February | 23.4°C8.3°C | 8.3°C | 13 | 1.8 | 11.411 h |
| March | 26.2°C10.2°C | 10.2°C | 7.7 | 1.4 | 12.012 h |
| April | 28.8°C12.7°C | 12.7°C | 6.2 | 1.5 | 12.613 h |
| May | 29.9°C15.0°C | 15.0°C | 28 | 5.6 | 13.213 h |
| June | 27.9°C15.7°C | 15.7°C | 81 | 11.3 | 13.413 h |
| July | 25.6°C14.6°C | 14.6°C | 110 | 14.0 | 13.313 h |
| August | 25.7°C14.6°C | 14.6°C | 89 | 12.4 | 12.913 h |
| September, selected | 24.3°C14.2°C | 14.2°C | 90 | 12.0 | 12.312 h |
| October | 24.6°C12.4°C | 12.4°C | 35 | 5.8 | 11.712 h |
| November | 23.3°C9.8°C | 9.8°C | 11 | 1.9 | 11.111 h |
| December | 21.8°C8.0°C | 8.0°C | 7.9 | 1.4 | 10.811 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
September in nearby cities
- Lagos de Moreno in SeptemberMexico · 69 kmHigh 23.9°C · Low 14.0°C · 108 mm rain
- Guadalupe in SeptemberMexico · 99 kmHigh 22.0°C · Low 11.9°C · 107 mm rain
- Zacatecas in SeptemberMexico · 103 kmHigh 20.7°C · Low 10.7°C · 107 mm rain
- León de los Aldama in SeptemberMexico · 105 kmHigh 24.2°C · Low 14.0°C · 100 mm rain
- San Francisco del Rincón in SeptemberMexico · 106 kmHigh 24.7°C · Low 14.8°C · 100 mm rain
- Tepatitlán de Morelos in SeptemberMexico · 128 kmHigh 24.0°C · Low 14.7°C · 193 mm rain
- Silao de la Victoria in SeptemberMexico · 137 kmHigh 24.8°C · Low 14.7°C · 114 mm rain
- San Luis Potosí in SeptemberMexico · 139 kmHigh 23.2°C · Low 14.5°C · 82 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Aguascalientes) is explained once on the Aguascalientes year overview and on the Sources, method and limits page.