Climate averages 1991–2020
Casa Nova weather
in October.
A very hot, very dry month: the warmest and the 5th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
October is a very hot month in Casa Nova: daytime highs average 34.2°C and nights cool to about 22.8°C. By daytime temperature it is the warmest month of the year.
Expect about 9.5 mm of rain on roughly 2 days, which makes October a very dry month (the 5th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 18 min on an average October day.
The nearest other city in this atlas is Petrolina (58 km away). In October its highs average 34.0°C, about as warm as Casa Nova, with 10 mm of rain.
Among the 448 cities listed in Brazil, Casa Nova ranks 20th of 448 for the warmest October highs and 26th of 448 for the driest October (rainfall, lowest first). The mean October high of those 448 cities is 28.3°C; Casa Nova is 6.0°C warmer than that mean.
From October to November, average highs fall by 0.4°C to 33.8°C, and monthly rainfall rises from 9.5 mm to 34 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
Casa Nova climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 32.3°C23.7°C | 23.7°C | 97 | 10.4 | 12.613 h |
| February | 31.9°C23.5°C | 23.5°C | 82 | 11.1 | 12.412 h |
| March | 31.8°C23.6°C | 23.6°C | 96 | 11.9 | 12.212 h |
| April | 31.8°C23.3°C | 23.3°C | 43 | 7.4 | 11.912 h |
| May | 31.3°C22.5°C | 22.5°C | 10 | 2.3 | 11.712 h |
| June | 30.1°C21.3°C | 21.3°C | 2.4 | 0.4 | 11.612 h |
| July | 29.7°C20.3°C | 20.3°C | 2.2 | 0.2 | 11.612 h |
| August | 30.7°C20.1°C | 20.1°C | 0.7 | 0.1 | 11.812 h |
| September | 32.8°C21.2°C | 21.2°C | 1.0 | 0.1 | 12.012 h |
| October, selected | 34.2°C22.8°C | 22.8°C | 9.5 | 1.5 | 12.312 h |
| November | 33.8°C23.7°C | 23.7°C | 34 | 4.5 | 12.513 h |
| December | 33.2°C24.0°C | 24.0°C | 56 | 6.9 | 12.613 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
- Petrolina in OctoberBrazil · 58 kmHigh 34.0°C · Low 21.8°C · 10 mm rain
- Campo Formoso in OctoberBrazil · 165 kmHigh 29.3°C · Low 19.1°C · 30 mm rain
- Senhor do Bonfim in OctoberBrazil · 167 kmHigh 29.4°C · Low 19.0°C · 30 mm rain
- Araripina in OctoberBrazil · 185 kmHigh 32.5°C · Low 21.2°C · 11 mm rain
- Jacobina in OctoberBrazil · 229 kmHigh 29.5°C · Low 19.7°C · 32 mm rain
- Picos in OctoberBrazil · 239 kmHigh 36.6°C · Low 25.9°C · 9.4 mm rain
- Irecê in OctoberBrazil · 256 kmHigh 31.6°C · Low 19.8°C · 21 mm rain
- Crato in OctoberBrazil · 276 kmHigh 33.8°C · Low 22.4°C · 9.3 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 Casa Nova) is explained once on the Casa Nova year overview and on the Sources, method and limits page.