Climate averages 1991–2020
Serrinha weather
in September.
A hot, fairly dry month: the 8th warmest and the driest of the year. Meets the pleasant-weather rule
Long-term climate patterns, not a forecast for a particular trip.
September is a hot month in Serrinha: daytime highs average 28.5°C and nights cool to about 18.8°C. By daytime temperature it is the 8th warmest of the 12 months.
Expect about 21 mm of rain on roughly 7 days, which makes September a fairly dry month (the driest month of the year). Daylight, from sunrise to sunset, lasts about 12 h 02 min on an average September day.
The nearest other city in this atlas is Feira de Santana (67 km away). In September its highs average 27.5°C, 1.0°C cooler than Serrinha, with 31 mm of rain.
Among the 448 cities listed in Brazil, Serrinha ranks joint 165th of 448 for the warmest September highs and joint 64th of 448 for the driest September (rainfall, lowest first). The mean September high of those 448 cities is 27.5°C; Serrinha is 0.9°C warmer than that mean.
From September to October, average highs rise by 2.2°C to 30.7°C, and monthly rainfall rises from 21 mm to 24 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
Serrinha climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 31.7°C21.8°C | 21.8°C | 54 | 7.9 | 12.713 h |
| February | 31.7°C22.0°C | 22.0°C | 41 | 8.8 | 12.512 h |
| March | 31.5°C22.0°C | 22.0°C | 49 | 10.1 | 12.212 h |
| April | 29.9°C21.5°C | 21.5°C | 48 | 12.6 | 11.812 h |
| May | 27.7°C20.4°C | 20.4°C | 48 | 13.4 | 11.612 h |
| June | 26.0°C19.2°C | 19.2°C | 40 | 14.5 | 11.511 h |
| July | 25.6°C18.1°C | 18.1°C | 32 | 11.5 | 11.512 h |
| August | 26.3°C17.8°C | 17.8°C | 26 | 10.1 | 11.712 h |
| September, selected | 28.5°C18.8°C | 18.8°C | 21 | 6.8 | 12.012 h |
| October | 30.7°C20.2°C | 20.2°C | 24 | 5.1 | 12.412 h |
| November | 31.2°C21.0°C | 21.0°C | 43 | 6.6 | 12.613 h |
| December | 31.7°C21.5°C | 21.5°C | 37 | 6.3 | 12.813 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
- Feira de Santana in SeptemberBrazil · 67 kmHigh 27.5°C · Low 19.1°C · 31 mm rain
- Alagoinhas in SeptemberBrazil · 83 kmHigh 27.9°C · Low 19.9°C · 37 mm rain
- Candeias in SeptemberBrazil · 122 kmHigh 26.5°C · Low 21.9°C · 73 mm rain
- Dias d'Ávila in SeptemberBrazil · 131 kmHigh 27.5°C · Low 20.9°C · 49 mm rain
- Simões Filho in SeptemberBrazil · 141 kmHigh 26.0°C · Low 22.5°C · 73 mm rain
- Santo Antônio de Jesus in SeptemberBrazil · 148 kmHigh 26.0°C · Low 19.0°C · 58 mm rain
- Lauro de Freitas in SeptemberBrazil · 155 kmHigh 26.1°C · Low 22.9°C · 47 mm rain
- Salvador in SeptemberBrazil · 156 kmHigh 25.7°C · Low 22.6°C · 64 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 Serrinha) is explained once on the Serrinha year overview and on the Sources, method and limits page.