Climate averages 1991–2020
Batna weather
in September.
A warm, moderately wet month: the 4th warmest and the 9th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a warm month in Batna: daytime highs average 26.8°C and nights cool to about 14.4°C. By daytime temperature it is the 4th warmest of the 12 months.
Expect about 46 mm of rain on roughly 9 days, which makes September a moderately wet month (the 9th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 26 min on an average September day.
The nearest other city in this atlas is Barika (76 km away). In September its highs average 30.0°C, 3.2°C warmer than Batna, with 23 mm of rain.
Among the 55 cities listed in Algeria, Batna ranks joint 47th of 55 for the warmest September highs and 51st of 55 for the driest September (rainfall, lowest first). The mean September high of those 55 cities is 29.2°C; Batna is 2.5°C cooler than that mean.
From September to October, average highs fall by 5.1°C to 21.7°C, and monthly rainfall falls from 46 mm to 38 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
Batna climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 10.4°C0.9°C | 0.9°C | 38 | 7.5 | 10.010 h |
| February | 11.4°C0.9°C | 0.9°C | 31 | 7.2 | 10.911 h |
| March | 15.0°C3.4°C | 3.4°C | 51 | 9.2 | 11.912 h |
| April | 18.7°C6.1°C | 6.1°C | 54 | 9.6 | 13.113 h |
| May | 23.7°C10.1°C | 10.1°C | 57 | 9.5 | 14.014 h |
| June | 28.9°C14.6°C | 14.6°C | 28 | 6.8 | 14.515 h |
| July | 32.9°C18.0°C | 18.0°C | 16 | 5.0 | 14.314 h |
| August | 32.1°C17.8°C | 17.8°C | 26 | 7.4 | 13.514 h |
| September, selected | 26.8°C14.4°C | 14.4°C | 46 | 9.4 | 12.412 h |
| October | 21.7°C10.3°C | 10.3°C | 38 | 7.5 | 11.311 h |
| November | 15.1°C5.2°C | 5.2°C | 34 | 6.3 | 10.310 h |
| December | 11.2°C2.1°C | 2.1°C | 34 | 6.3 | 9.810 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
- Barika in SeptemberAlgeria · 76 kmHigh 30.0°C · Low 18.1°C · 23 mm rain
- El Eulma in SeptemberAlgeria · 79 kmHigh 26.3°C · Low 15.1°C · 42 mm rain
- Biskra in SeptemberAlgeria · 88 kmHigh 32.9°C · Low 22.0°C · 17 mm rain
- Khenchela in SeptemberAlgeria · 89 kmHigh 26.1°C · Low 14.3°C · 31 mm rain
- El Khroub in SeptemberAlgeria · 92 kmHigh 28.8°C · Low 16.4°C · 38 mm rain
- Constantine in SeptemberAlgeria · 98 kmHigh 28.6°C · Low 16.1°C · 31 mm rain
- Sétif in SeptemberAlgeria · 98 kmHigh 25.2°C · Low 14.3°C · 47 mm rain
- Aïn Beïda in SeptemberAlgeria · 113 kmHigh 26.6°C · Low 14.8°C · 31 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 Batna) is explained once on the Batna year overview and on the Sources, method and limits page.