Climate averages 1991–2020
Saltillo weather
in September.
A warm, wet month: the 6th warmest and one of the wettest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a warm month in Saltillo: daytime highs average 24.6°C and nights cool to about 15.9°C. By daytime temperature it is the 6th warmest of the 12 months.
Expect about 103 mm of rain on roughly 15 days, which makes September a wet month (one of the wettest months of the year). Daylight, from sunrise to sunset, lasts about 12 h 19 min on an average September day.
The nearest other city in this atlas is García (57 km away). In September its highs average 28.2°C, 3.7°C warmer than Saltillo, with 118 mm of rain.
Among the 153 cities listed in Mexico, Saltillo ranks joint 92nd of 153 for the warmest September highs and 41st of 153 for the driest September (rainfall, lowest first). The mean September high of those 153 cities is 26.5°C; Saltillo is 2.0°C cooler than that mean.
From September to October, average highs fall by 0.6°C to 23.9°C, and monthly rainfall falls from 103 mm to 39 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
Saltillo climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 19.1°C7.3°C | 7.3°C | 21 | 3.6 | 10.711 h |
| February | 21.5°C8.9°C | 8.9°C | 18 | 3.3 | 11.311 h |
| March | 23.9°C10.8°C | 10.8°C | 26 | 4.7 | 12.012 h |
| April | 26.9°C13.8°C | 13.8°C | 26 | 5.9 | 12.713 h |
| May | 28.6°C16.2°C | 16.2°C | 39 | 10.1 | 13.413 h |
| June | 28.5°C17.3°C | 17.3°C | 61 | 10.9 | 13.714 h |
| July | 27.1°C17.0°C | 17.0°C | 103 | 17.0 | 13.614 h |
| August | 26.8°C16.8°C | 16.8°C | 86 | 15.6 | 13.013 h |
| September, selected | 24.6°C15.9°C | 15.9°C | 103 | 14.6 | 12.312 h |
| October | 23.9°C13.5°C | 13.5°C | 39 | 6.9 | 11.612 h |
| November | 21.6°C10.4°C | 10.4°C | 20 | 3.4 | 10.911 h |
| December | 19.9°C8.0°C | 8.0°C | 17 | 2.9 | 10.611 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
- García in SeptemberMexico · 57 kmHigh 28.2°C · Low 20.4°C · 118 mm rain
- Santa Catarina in SeptemberMexico · 59 kmHigh 28.2°C · Low 20.6°C · 118 mm rain
- San Pedro Garza García in SeptemberMexico · 63 kmHigh 28.1°C · Low 20.4°C · 118 mm rain
- Monterrey in SeptemberMexico · 72 kmHigh 28.7°C · Low 20.6°C · 117 mm rain
- Ciudad General Escobedo in SeptemberMexico · 78 kmHigh 28.8°C · Low 20.5°C · 117 mm rain
- Ciudad Apodaca in SeptemberMexico · 89 kmHigh 29.6°C · Low 20.8°C · 117 mm rain
- Ciudad Benito Juárez in SeptemberMexico · 92 kmHigh 29.2°C · Low 20.6°C · 120 mm rain
- Linares in SeptemberMexico · 156 kmHigh 30.0°C · Low 20.5°C · 167 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 Saltillo) is explained once on the Saltillo year overview and on the Sources, method and limits page.