Climate averages 1991–2020
Crateús weather
in September.
A very hot, very dry month: the joint 3rd warmest and the driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a very hot month in Crateús: daytime highs average 34.3°C and nights cool to about 22.5°C. By daytime temperature it is the joint 3rd warmest of the 12 months.
Expect about 1.3 mm of rain on fewer than one day, which makes September a very dry month (the driest month of the year). Daylight, from sunrise to sunset, lasts about 12 h 04 min on an average September day.
The nearest other city in this atlas is Quixeramobim (152 km away). In September its highs average 34.4°C, about as warm as Crateús, with 1.7 mm of rain.
Among the 448 cities listed in Brazil, Crateús ranks joint 20th of 448 for the warmest September highs and joint 12th of 448 for the driest September (rainfall, lowest first). The mean September high of those 448 cities is 27.5°C; Crateús is 6.8°C warmer than that mean.
From September to October, average highs rise by 0.7°C to 35.0°C, and monthly rainfall rises from 1.3 mm to 9.6 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
Crateús climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 32.3°C22.9°C | 22.9°C | 94 | 13.8 | 12.412 h |
| February | 31.5°C22.4°C | 22.4°C | 90 | 14.6 | 12.312 h |
| March | 30.8°C22.3°C | 22.3°C | 134 | 18.2 | 12.112 h |
| April | 30.1°C22.0°C | 22.0°C | 94 | 16.0 | 12.012 h |
| May | 30.5°C21.8°C | 21.8°C | 44 | 8.0 | 11.912 h |
| June | 30.9°C21.5°C | 21.5°C | 15 | 2.8 | 11.812 h |
| July | 31.5°C21.4°C | 21.4°C | 8.4 | 1.4 | 11.912 h |
| August | 32.9°C21.8°C | 21.8°C | 2.2 | 0.4 | 11.912 h |
| September, selected | 34.3°C22.5°C | 22.5°C | 1.3 | 0.3 | 12.112 h |
| October | 35.0°C23.1°C | 23.1°C | 9.6 | 0.5 | 12.212 h |
| November | 34.9°C23.4°C | 23.4°C | 4.6 | 1.0 | 12.312 h |
| December | 34.3°C23.6°C | 23.6°C | 20 | 3.8 | 12.412 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
- Quixeramobim in SeptemberBrazil · 152 kmHigh 34.4°C · Low 23.1°C · 1.7 mm rain
- Tianguá in SeptemberBrazil · 165 kmHigh 30.9°C · Low 19.6°C · 1.2 mm rain
- Sobral in SeptemberBrazil · 170 kmHigh 35.5°C · Low 23.9°C · 1.0 mm rain
- Canindé in SeptemberBrazil · 176 kmHigh 34.1°C · Low 22.7°C · 0.8 mm rain
- Quixadá in SeptemberBrazil · 185 kmHigh 34.4°C · Low 23.1°C · 1.3 mm rain
- Iguatu in SeptemberBrazil · 201 kmHigh 34.5°C · Low 23.1°C · 1.8 mm rain
- Itapipoca in SeptemberBrazil · 223 kmHigh 34.1°C · Low 24.0°C · 2.7 mm rain
- Picos in SeptemberBrazil · 229 kmHigh 35.7°C · Low 24.2°C · 1.7 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 Crateús) is explained once on the Crateús year overview and on the Sources, method and limits page.