Climate averages 1991–2020
São João del Rei weather
in October.
A warm, wet month: the 3rd warmest and the 7th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
October is a warm month in São João del Rei: daytime highs average 25.9°C and nights cool to about 16.4°C. By daytime temperature it is the 3rd warmest of the 12 months.
Expect about 100 mm of rain on roughly 13 days, which makes October a wet month (the 7th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 34 min on an average October day.
The nearest other city in this atlas is Barbacena (52 km away). In October its highs average 23.4°C, 2.4°C cooler than São João del Rei, with 133 mm of rain.
Among the 448 cities listed in Brazil, São João del Rei ranks 336th of 448 for the warmest October highs and joint 182nd of 448 for the driest October (rainfall, lowest first). The mean October high of those 448 cities is 28.3°C; São João del Rei is 2.4°C cooler than that mean.
From October to November, average highs fall by 0.9°C to 25.0°C, and monthly rainfall rises from 100 mm to 186 mm.
The annual picture
October 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
São João del Rei climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 26.3°C18.4°C | 18.4°C | 228 | 20.5 | 13.313 h |
| February | 26.8°C18.4°C | 18.4°C | 136 | 15.8 | 12.813 h |
| March | 25.8°C17.9°C | 17.9°C | 147 | 17.4 | 12.212 h |
| April | 24.7°C16.4°C | 16.4°C | 49 | 8.7 | 11.612 h |
| May | 22.7°C13.7°C | 13.7°C | 31 | 5.3 | 11.111 h |
| June | 22.1°C12.3°C | 12.3°C | 15 | 2.5 | 10.911 h |
| July | 22.3°C11.9°C | 11.9°C | 10 | 1.9 | 11.011 h |
| August | 23.9°C12.8°C | 12.8°C | 17 | 2.8 | 11.411 h |
| September | 25.4°C14.7°C | 14.7°C | 60 | 7.3 | 12.012 h |
| October, selected | 25.9°C16.4°C | 16.4°C | 100 | 12.5 | 12.613 h |
| November | 25.0°C17.0°C | 17.0°C | 186 | 18.9 | 13.113 h |
| December | 25.8°C18.0°C | 18.0°C | 238 | 22.2 | 13.413 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
October in nearby cities
- Barbacena in OctoberBrazil · 52 kmHigh 23.4°C · Low 14.5°C · 133 mm rain
- Conselheiro Lafaiete in OctoberBrazil · 72 kmHigh 25.1°C · Low 15.5°C · 103 mm rain
- Lavras in OctoberBrazil · 77 kmHigh 26.6°C · Low 16.5°C · 96 mm rain
- Ouro Preto in OctoberBrazil · 114 kmHigh 23.6°C · Low 14.7°C · 139 mm rain
- Juiz de Fora in OctoberBrazil · 117 kmHigh 25.7°C · Low 16.7°C · 145 mm rain
- Três Corações in OctoberBrazil · 120 kmHigh 26.6°C · Low 16.6°C · 122 mm rain
- Água Rasa in OctoberBrazil · 122 kmHigh 26.2°C · Low 16.5°C · 105 mm rain
- Itaúna in OctoberBrazil · 122 kmHigh 27.8°C · Low 18.0°C · 94 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 São João del Rei) is explained once on the São João del Rei year overview and on the Sources, method and limits page.