Climate averages 1991–2020
Constantine weather
in January.
A cool, moderately wet month: the coolest and the 9th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
January is a cool month in Constantine: daytime highs average 12.5°C and nights cool to about 2.6°C. By daytime temperature it is the coolest month of the year.
Expect about 45 mm of rain on roughly 9 days, which makes January a moderately wet month (the 9th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 9 h 59 min on an average January day.
The nearest other city in this atlas is El Khroub (13 km away). In January its highs average 12.5°C, about as warm as Constantine, with 53 mm of rain.
Among the 55 cities listed in Algeria, Constantine ranks joint 34th of 55 for the warmest January highs and 28th of 55 for the driest January (rainfall, lowest first). The mean January high of those 55 cities is 13.3°C; Constantine is 0.8°C cooler than that mean.
From January to February, average highs rise by 0.8°C to 13.3°C, and monthly rainfall falls from 45 mm to 42 mm.
The annual picture
January 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
Constantine climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January, selected | 12.5°C2.6°C | 2.6°C | 45 | 8.5 | 10.010 h |
| February | 13.3°C2.8°C | 2.8°C | 42 | 8.3 | 10.811 h |
| March | 16.5°C5.1°C | 5.1°C | 50 | 9.1 | 11.912 h |
| April | 19.6°C7.4°C | 7.4°C | 52 | 9.4 | 13.113 h |
| May | 24.4°C11.0°C | 11.0°C | 48 | 7.8 | 14.114 h |
| June | 29.7°C15.2°C | 15.2°C | 19 | 5.3 | 14.615 h |
| July | 34.0°C18.3°C | 18.3°C | 8.8 | 3.3 | 14.414 h |
| August | 33.8°C18.8°C | 18.8°C | 19 | 5.3 | 13.514 h |
| September | 28.6°C16.1°C | 16.1°C | 31 | 8.0 | 12.412 h |
| October | 24.0°C12.3°C | 12.3°C | 36 | 7.5 | 11.311 h |
| November | 17.4°C7.4°C | 7.4°C | 38 | 6.7 | 10.310 h |
| December | 13.4°C4.0°C | 4.0°C | 44 | 7.5 | 9.710 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
January in nearby cities
- El Khroub in JanuaryAlgeria · 13 kmHigh 12.5°C · Low 2.6°C · 53 mm rain
- Skikda in JanuaryAlgeria · 63 kmHigh 14.6°C · Low 9.0°C · 113 mm rain
- Guelma in JanuaryAlgeria · 73 kmHigh 13.9°C · Low 3.7°C · 66 mm rain
- El Eulma in JanuaryAlgeria · 86 kmHigh 10.6°C · Low 1.6°C · 54 mm rain
- Jijel in JanuaryAlgeria · 91 kmHigh 14.8°C · Low 8.4°C · 128 mm rain
- Aïn Beïda in JanuaryAlgeria · 94 kmHigh 10.4°C · Low 1.4°C · 33 mm rain
- Batna in JanuaryAlgeria · 98 kmHigh 10.4°C · Low 0.9°C · 38 mm rain
- Sétif in JanuaryAlgeria · 109 kmHigh 9.6°C · Low 0.7°C · 58 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 Constantine) is explained once on the Constantine year overview and on the Sources, method and limits page.