Climate - Djelfa (Algeria)
Average weather, temperature, rainfall, sunshine hours
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Climate chart - Djelfa (Algeria)
The climate of Djelfa can be defined as continentalized Mediterranean, since the temperatures are similar to those of the Mediterranean climate, but the winter is quite cold, while the summer is very hot. Rainfall is not abundant.
The city is located in north-central Algeria, at 1,100 meters (3,600 feet) above sea level.
In winter, snowfalls and frost can occur. In January 1987 and December 1980, the temperature dropped to -8 °C (17.5 °F).
In summer, the altitude tempers the heat, in fact, until 2020 the temperature had reached a maximum of 40 °C (104 °F), while in July 2023 it reached 40.6 °C (105 °F).
Djelfa - Climate data
The average temperature of the coldest month (January) is of 5.3 °C (41.6 °F), that of the warmest month (July) is of 27.1 °C (80.9 °F). Here are the average temperatures.Djelfa - Average temperatures (1991-2020) | Month | Min (°C) | Max (°C) | Mean (°C) | Min (°F) | Max (°F) | Mean (°F) |
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| January | 0.7 | 9.9 | 5.3 | 33 | 50 | 41.6 |
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| February | 1.2 | 11.4 | 6.3 | 34 | 53 | 43.4 |
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| March | 4.1 | 15.2 | 9.6 | 39 | 59 | 49.3 |
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| April | 6.9 | 18.7 | 12.8 | 44 | 66 | 55.1 |
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| May | 11.1 | 24 | 17.5 | 52 | 75 | 63.6 |
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| June | 15.9 | 30.1 | 23 | 61 | 86 | 73.4 |
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| July | 19.7 | 34.6 | 27.1 | 68 | 94 | 80.9 |
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| August | 18.9 | 33 | 26 | 66 | 91 | 78.8 |
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| September | 15.1 | 27.4 | 21.2 | 59 | 81 | 70.2 |
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| October | 10.2 | 21.8 | 16 | 50 | 71 | 60.8 |
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| November | 5 | 14.3 | 9.6 | 41 | 58 | 49.4 |
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| December | 1.9 | 10.6 | 6.3 | 35 | 51 | 43.3 |
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| Year | 9.3 | 21 | 15.1 | 48.7 | 69.8 | 59 |
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Precipitation amounts to 275 millimeters (10.8 inches) per year: it is therefore scarce. It ranges from 11 mm (0.4 in) in the driest month (July) to 35 mm (1.4 in) in the wettest one (September). Here is the average precipitation.Djelfa - Average precipitation| Month | Millimeters | Inches | Days |
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| January | 25 | 1 | 4 |
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| February | 20 | 0.8 | 4 |
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| March | 25 | 1 | 4 |
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| April | 30 | 1.2 | 3 |
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| May | 30 | 1.2 | 3 |
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| June | 14 | 0.6 | 1 |
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| July | 11 | 0.4 | 1 |
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| August | 15 | 0.6 | 2 |
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| September | 35 | 1.4 | 3 |
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| October | 25 | 1 | 3 |
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| November | 20 | 0.8 | 4 |
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| December | 20 | 0.8 | 4 |
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| Year | 275 | 10.8 | 36 |
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Djelfa - Weather by month
Based on the period 1991-2020
January, the coldest month of the year, is generally a quite cold month. The average temperature is of 5.3 °C (42 °F), with a minimum of 0.7 °C (33.3 °F) and a maximum of 9.9 °C (49.8 °F).
On the coldest nights of the month, the temperature usually drops to around -4 °C (25 °F). However, it dropped to -7.5 °C (18.5 °F) in January 2005.
On the warmest days of the month, the temperature usually reaches around 16.5 °C (61.5 °F). However, it reached 20.5 °C (68.9 °F) in January 2003.
Precipitation amounts to 25 mm (1 in), distributed over 4 days.
The day lasts on average 10 hours and 5 minutes.
The average humidity is 69%.
The average wind speed is 15 kph (9 mph).
February is generally a quite cold month. The average temperature is of 6.3 °C (43 °F), with a minimum of 1.2 °C (34.2 °F) and a maximum of 11.4 °C (52.5 °F).
On the coldest nights of the month, the temperature usually drops to around -3.5 °C (25.5 °F). However, it dropped to -6.4 °C (20.5 °F) in February 1999.
On the warmest days of the month, the temperature usually reaches around 18.5 °C (65.5 °F). However, it reached 25.5 °C (77.9 °F) in February 2010.
Precipitation amounts to 20 mm (0.8 in), distributed over 4 days.
The day lasts on average 11 hours and 0 minutes.
The average humidity is 63%.
The average wind speed is 16 kph (10 mph).
March is generally a mild month. The average temperature is of 9.6 °C (49 °F), with a minimum of 4.1 °C (39.3 °F) and a maximum of 15.2 °C (59.3 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around -2 °C (28.5 °F). However, it dropped to -5.9 °C (21.4 °F) in March 2005.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 23 °C (73.5 °F). However, it reached 29.3 °C (84.7 °F) in March 2001.
Precipitation amounts to 25 mm (1 in), distributed over 4 days.
The day lasts on average 12 hours and 0 minutes.
The average humidity is 56%.
The average wind speed is 17 kph (11 mph).
April is generally a mild month. The average temperature is of 12.8 °C (55 °F), with a minimum of 6.9 °C (44.4 °F) and a maximum of 18.7 °C (65.7 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around 0.5 °C (33 °F). However, it dropped to -1.9 °C (28.6 °F) in April 1992.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 27 °C (80.5 °F). However, it reached 30.6 °C (87.1 °F) in April 2000.
Precipitation amounts to 30 mm (1.2 in), distributed over 3 days.
The day lasts on average 13 hours and 5 minutes.
The average humidity is 50%.
The average wind speed is 18 kph (11 mph).
May is generally a very mild month. The average temperature is of 17.5 °C (64 °F), with a minimum of 11.1 °C (51.9 °F) and a maximum of 24 °C (75.2 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around 4 °C (39 °F). However, it dropped to 1 °C (33.8 °F) in May 2007.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 32 °C (89 °F). However, it reached 38.4 °C (101.1 °F) in May 1994.
Precipitation amounts to 30 mm (1.2 in), distributed over 3 days.
The day lasts on average 14 hours and 0 minutes.
The average humidity is 43%.
The average wind speed is 16 kph (10 mph).
June is generally a warm to hot month. However, there are remarkable differences between night and day. The average temperature is of 23.0 °C (73 °F), with a minimum of 15.9 °C (60.6 °F) and a maximum of 30.1 °C (86.2 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around 9 °C (48.5 °F). However, it dropped to 3.6 °C (38.5 °F) in June 2006.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 36 °C (97 °F). However, it reached 39.6 °C (103.3 °F) in June 1995.
Precipitation amounts to 14 mm (0.6 in), and all occurs in one day.
The day lasts on average 14 hours and 25 minutes. So the days are long. June 21, the summer solstice, is the longest day of the year in the Northern Hemisphere.
The average humidity is 34%. Hence, the air is normally dry.
The average wind speed is 15 kph (9 mph).
July, the hottest month of the year, is generally a warm to hot month. However, there are remarkable differences between night and day. The average temperature is of 27.1 °C (81 °F), with a minimum of 19.7 °C (67.5 °F) and a maximum of 34.6 °C (94.2 °F).
On the coldest nights of the month, the temperature usually drops to around 14.5 °C (57.5 °F). However, it dropped to 9 °C (48.2 °F) in July 2002.
On the warmest days of the month, the temperature usually reaches around 38.5 °C (101 °F). However, it reached 40 °C (104 °F) in July 2012.
Precipitation amounts to 11 mm (0.4 in), and all occurs in one day.
The day lasts on average 14 hours and 10 minutes. So the days are long.
The average humidity is 27%. Hence, the air is normally dry.
The average wind speed is 14 kph (9 mph).
August is generally a warm to hot month. However, there are remarkable differences between night and day. The average temperature is of 26.0 °C (79 °F), with a minimum of 18.9 °C (66.1 °F) and a maximum of 33 °C (91.5 °F).
On the coldest nights of the month, the temperature usually drops to around 14 °C (57.5 °F). However, it dropped to 11.3 °C (52.3 °F) in August 2006.
On the warmest days of the month, the temperature usually reaches around 37.5 °C (99 °F). However, it reached 39 °C (102.2 °F) in August 2005.
Precipitation amounts to 15 mm (0.6 in), distributed over 2 days.
The day lasts on average 13 hours and 25 minutes.
The average humidity is 32%. Hence, the air is normally dry.
The average wind speed is 14 kph (8 mph).
September is generally a warm month. The average temperature is of 21.2 °C (70 °F), with a minimum of 15.1 °C (59.1 °F) and a maximum of 27.4 °C (81.3 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around 9 °C (48.5 °F). However, it dropped to 5.4 °C (41.7 °F) in September 2004.
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 33.5 °C (92.5 °F). However, it reached 37 °C (98.6 °F) in September 1998.
Precipitation amounts to 35 mm (1.4 in), distributed over 3 days.
The day lasts on average 12 hours and 20 minutes.
The average humidity is 46%.
The average wind speed is 13 kph (8 mph).
October is generally a very mild month. The average temperature is of 16.0 °C (61 °F), with a minimum of 10.2 °C (50.4 °F) and a maximum of 21.8 °C (71.2 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around 4 °C (39.5 °F). However, it dropped to 1 °C (33.8 °F) in October 1992.
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 29 °C (84.5 °F). However, it reached 33.7 °C (92.7 °F) in October 2002.
Precipitation amounts to 25 mm (1 in), distributed over 3 days.
The day lasts on average 11 hours and 20 minutes.
The average humidity is 53%.
The average wind speed is 13 kph (8 mph).
November is generally a mild month. The average temperature is of 9.6 °C (49 °F), with a minimum of 5 °C (40.9 °F) and a maximum of 14.3 °C (57.8 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around -0.5 °C (31 °F). However, it dropped to -5.3 °C (22.5 °F) in November 1999.
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 22 °C (71.5 °F). However, it reached 26.5 °C (79.7 °F) in November 2012.
Precipitation amounts to 20 mm (0.8 in), distributed over 4 days.
The day lasts on average 10 hours and 20 minutes.
The average humidity is 66%.
The average wind speed is 14 kph (9 mph).
December is generally a quite cold month. The average temperature is of 6.3 °C (43 °F), with a minimum of 1.9 °C (35.4 °F) and a maximum of 10.6 °C (51.1 °F).
On the coldest nights of the month, the temperature usually drops to around -3.5 °C (25.5 °F). However, it dropped to -6.5 °C (20.3 °F) in December 2001.
On the warmest days of the month, the temperature usually reaches around 17 °C (63 °F). However, it reached 24.5 °C (76.1 °F) in December 2010.
Precipitation amounts to 20 mm (0.8 in), distributed over 4 days.
The day lasts on average 9 hours and 55 minutes. December 21, the winter solstice, is the shortest day of the year in the Northern Hemisphere.
The average humidity is 73%. Hence, the air is normally humid.
The average wind speed is 14 kph (8 mph).
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