Climate averages 1991–2020
Constantine weather
in May.
A warm, moderately wet month: the 5th warmest and the 10th driest of the year. Meets the pleasant-weather rule
Long-term climate patterns, not a forecast for a particular trip.
May is a warm month in Constantine: daytime highs average 24.4°C and nights cool to about 11.0°C. By daytime temperature it is the 5th warmest of the 12 months.
Expect about 48 mm of rain on roughly 8 days, which makes May a moderately wet month (the 10th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 14 h 05 min on an average May day.
The nearest other city in this atlas is El Khroub (13 km away). In May its highs average 24.8°C, about as warm as Constantine, with 56 mm of rain.
Among the 55 cities listed in Algeria, Constantine ranks 32nd of 55 for the warmest May highs and joint 41st of 55 for the driest May (rainfall, lowest first). The mean May high of those 55 cities is 25.6°C; Constantine is 1.3°C cooler than that mean.
From May to June, average highs rise by 5.3°C to 29.7°C, and monthly rainfall falls from 48 mm to 19 mm.
The annual picture
May 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 | 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, selected | 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
May in nearby cities
- El Khroub in MayAlgeria · 13 kmHigh 24.8°C · Low 11.4°C · 56 mm rain
- Skikda in MayAlgeria · 63 kmHigh 22.2°C · Low 14.9°C · 34 mm rain
- Guelma in MayAlgeria · 73 kmHigh 25.1°C · Low 11.9°C · 53 mm rain
- El Eulma in MayAlgeria · 86 kmHigh 22.9°C · Low 10.5°C · 54 mm rain
- Jijel in MayAlgeria · 91 kmHigh 22.2°C · Low 14.7°C · 62 mm rain
- Aïn Beïda in MayAlgeria · 94 kmHigh 23.6°C · Low 10.6°C · 39 mm rain
- Batna in MayAlgeria · 98 kmHigh 23.7°C · Low 10.1°C · 57 mm rain
- Sétif in MayAlgeria · 109 kmHigh 21.8°C · Low 9.8°C · 57 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.