Climate averages 1991–2020
Janaúba weather
in September.
A hot, very dry month: the 2nd warmest and the 5th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a hot month in Janaúba: daytime highs average 32.1°C and nights cool to about 19.6°C. By daytime temperature it is the 2nd warmest of the 12 months.
Expect about 7.5 mm of rain on roughly 2 days, which makes September a very dry month (the 5th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 00 min on an average September day.
The nearest other city in this atlas is Montes Claros (119 km away). In September its highs average 30.3°C, 1.7°C cooler than Janaúba, with 12 mm of rain.
Among the 448 cities listed in Brazil, Janaúba ranks joint 67th of 448 for the warmest September highs and 38th of 448 for the driest September (rainfall, lowest first). The mean September high of those 448 cities is 27.5°C; Janaúba is 4.5°C warmer than that mean.
From September to October, average highs rise by 0.7°C to 32.8°C, and monthly rainfall rises from 7.5 mm to 53 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
Janaúba climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 30.4°C21.6°C | 21.6°C | 112 | 10.5 | 12.913 h |
| February | 31.0°C21.9°C | 21.9°C | 72 | 8.7 | 12.613 h |
| March | 30.5°C21.9°C | 21.9°C | 98 | 10.4 | 12.212 h |
| April | 30.1°C21.2°C | 21.2°C | 33 | 5.0 | 11.812 h |
| May | 29.3°C19.7°C | 19.7°C | 6.6 | 1.6 | 11.411 h |
| June | 28.4°C18.2°C | 18.2°C | 1.4 | 0.3 | 11.211 h |
| July | 28.1°C17.4°C | 17.4°C | 0.3 | 0.0 | 11.311 h |
| August | 29.7°C17.9°C | 17.9°C | 1.0 | 0.2 | 11.612 h |
| September, selected | 32.1°C19.6°C | 19.6°C | 7.5 | 1.5 | 12.012 h |
| October | 32.8°C21.4°C | 21.4°C | 53 | 6.1 | 12.412 h |
| November | 30.3°C21.5°C | 21.5°C | 140 | 13.1 | 12.813 h |
| December | 30.0°C21.5°C | 21.5°C | 157 | 13.6 | 13.013 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
- Montes Claros in SeptemberBrazil · 119 kmHigh 30.3°C · Low 18.6°C · 12 mm rain
- Guanambi in SeptemberBrazil · 185 kmHigh 31.2°C · Low 19.1°C · 4.3 mm rain
- Brumado in SeptemberBrazil · 251 kmHigh 30.5°C · Low 19.2°C · 7.6 mm rain
- Vitória da Conquista in SeptemberBrazil · 285 kmHigh 25.6°C · Low 15.6°C · 13 mm rain
- Teófilo Otoni in SeptemberBrazil · 298 kmHigh 28.2°C · Low 18.4°C · 25 mm rain
- Itapetinga in SeptemberBrazil · 334 kmHigh 27.4°C · Low 18.7°C · 29 mm rain
- Curvelo in SeptemberBrazil · 349 kmHigh 29.8°C · Low 17.8°C · 31 mm rain
- Governador Valadares in SeptemberBrazil · 368 kmHigh 29.9°C · Low 19.8°C · 21 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 Janaúba) is explained once on the Janaúba year overview and on the Sources, method and limits page.