Climate averages 1991–2020
San Juan del Río weather
in August.
A warm, moderately wet month: the 5th warmest and the 9th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
August is a warm month in San Juan del Río: daytime highs average 24.3°C and nights cool to about 14.2°C. By daytime temperature it is the 5th warmest of the 12 months.
Expect about 82 mm of rain on roughly 12 days, which makes August a moderately wet month (the 9th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 50 min on an average August day.
The nearest other city in this atlas is Santiago de Querétaro (46 km away). In August its highs average 25.6°C, 1.3°C warmer than San Juan del Río, with 116 mm of rain.
Among the 153 cities listed in Mexico, San Juan del Río ranks 118th of 153 for the warmest August highs and 38th of 153 for the driest August (rainfall, lowest first). The mean August high of those 153 cities is 27.9°C; San Juan del Río is 3.7°C cooler than that mean.
From August to September, average highs fall by 1.4°C to 22.8°C, and monthly rainfall rises from 82 mm to 98 mm.
The annual picture
August 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
San Juan del Río climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 21.7°C7.5°C | 7.5°C | 13 | 2.7 | 11.011 h |
| February | 24.0°C8.8°C | 8.8°C | 14 | 2.5 | 11.511 h |
| March | 26.5°C10.4°C | 10.4°C | 13 | 3.0 | 12.012 h |
| April | 28.4°C12.7°C | 12.7°C | 21 | 4.4 | 12.613 h |
| May | 28.3°C14.1°C | 14.1°C | 38 | 8.0 | 13.113 h |
| June | 25.8°C14.5°C | 14.5°C | 90 | 12.4 | 13.313 h |
| July | 24.0°C14.0°C | 14.0°C | 93 | 13.6 | 13.213 h |
| August, selected | 24.3°C14.2°C | 14.2°C | 82 | 12.0 | 12.813 h |
| September | 22.8°C13.9°C | 13.9°C | 98 | 13.3 | 12.312 h |
| October | 22.5°C11.9°C | 11.9°C | 43 | 7.0 | 11.712 h |
| November | 22.2°C9.8°C | 9.8°C | 16 | 3.1 | 11.211 h |
| December | 22.2°C8.4°C | 8.4°C | 4.9 | 1.3 | 10.911 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
August in nearby cities
- Santiago de Querétaro in AugustMexico · 46 kmHigh 25.6°C · Low 14.8°C · 116 mm rain
- El Pueblito in AugustMexico · 49 kmHigh 24.9°C · Low 14.4°C · 116 mm rain
- Celaya in AugustMexico · 86 kmHigh 25.8°C · Low 14.9°C · 122 mm rain
- Tepeji del Río de Ocampo in AugustMexico · 87 kmHigh 22.7°C · Low 13.3°C · 96 mm rain
- San Miguel de Allende in AugustMexico · 97 kmHigh 25.1°C · Low 14.8°C · 101 mm rain
- Heróica Zitácuaro in AugustMexico · 112 kmHigh 22.0°C · Low 12.3°C · 385 mm rain
- Zumpango in AugustMexico · 114 kmHigh 21.9°C · Low 12.2°C · 90 mm rain
- Cuautitlán Izcalli in AugustMexico · 116 kmHigh 21.2°C · Low 11.8°C · 107 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 San Juan del Río) is explained once on the San Juan del Río year overview and on the Sources, method and limits page.