Hamma Bouziane climate — normals and trends
Hamma Bouziane (Algeria) has a hot-summer mediterranean climate (Csa) under the Köppen-Geiger classification. Its mean annual temperature is 16.0 °C and it receives 505 mm of precipitation per year.
These figures are normals computed over 86 complete calendar years, from 1940 to 2025, using ERA5 reanalysis data from the Copernicus programme.
The warmest month is July (25.7 °C on average) and the coldest is January (7.6 °C). Rainfall peaks in March.
Hamma Bouziane averages 10 frost days, 78 hot days (≥ 30 °C) and 94 rainy days per year.
Hamma Bouziane has warmed by +2.9 °C between 1940 and 2025, or +0.34 °C per decade. This trend is statistically significant.
The number of frost days there went from about 18 to 2 per year over the period.
The hottest day of the period reached 44.1 °C (on 9 August 1999) and the coldest -11.5 °C (on 2 February 1999).
Data from ERA5 reanalysis (Copernicus Climate Change Service), redistributed under a CC-BY 4.0 licence. Normals are recomputed whenever the archive is updated.
Climate normals · ERA5
Hamma BouzianeConstantine Province
- coords
- 36.41°, 6.60°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
16.0°C
Average daily high
22.1°C
Average daily low
10.5°C
Annual rainfall
505mm
Sunshine / day
10.4h
Mean relative humidity
69%
Average peak wind
12.7km/h
Seasonal range
18.1°C
Frost days (< 0 °C)
10 d/yr
Hot days (≥ 30 °C)
78 d/yr
Rainy days (≥ 1 mm)
94 d/yr
Annual snowfall
4.7 cm
Average feels-like high
21.6 °C
Average feels-like low
9.4 °C
Average peak gust
34.2 km/h
Tropical nights (≥ 20 °C)
27 d/yr
Solar radiation
17.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.9 °C
since 1940
+0.3 °C per decade · r² = 0.72 · p = < 0.001
Trend fitted by linear regression (ordinary least squares) on annual means. A trend is shown only when it is statistically significant (p < 0.05).
A climograph overlays rainfall (bars) and temperature (line): the standard reading in climatology, where you can see at a glance whether the warm season is also the dry one.
Records for the period
Hottest day
44.1 °C
9 August 1999
Coldest day
-11.5 °C
2 February 1999
Wettest day
72 mm
28 November 1967
Windiest day
38.6 km/h
4 April 2002
Strongest gust
102.6 km/h
1 December 1959
Hottest feels-like
45.1 °C
12 July 2023
Coldest feels-like
-16.0 °C
2 February 1999
Snowiest day
11.7 cm
2 February 1954
Sunniest day
14.0 h
25 June 1942
Normals computed over complete calendar years 1940–2025.
A specific year
Pick a year and see how it compares to normal — warmer, drier or more extreme than usual?
Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 14.9 °C | +2.1 °C | 94 mm | +39 mm |
| Feb | 16.0 °C | +2.1 °C | 38 mm | -17 mm |
| Mar | 19.0 °C | +2.5 °C | 62 mm | +0 mm |
| Apr | 21.2 °C | +1.9 °C | 67 mm | +9 mm |
| May | 24.2 °C | +0.4 °C | 86 mm | +39 mm |
| Jun | 32.8 °C | +3.9 °C | 3 mm | -16 mm |
| Jul | 33.7 °C | +0.7 °C | 6 mm | -2 mm |
| Aug | 33.5 °C | +0.6 °C | 4 mm | -12 mm |
| Sep | 30.6 °C | +1.8 °C | 44 mm | +7 mm |
| Oct | 25.0 °C | +1.3 °C | 36 mm | -10 mm |
| Nov | 18.6 °C | +0.7 °C | 48 mm | 0 mm |
| Dec | 14.8 °C | +1.0 °C | 45 mm | -12 mm |
The year's extremes
What was the weather like that day?
Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.
Frequently asked questions
What is the climate of Hamma Bouziane?
Hamma Bouziane has a hot-summer mediterranean climate (Köppen Csa). Over 1940-2025, the average annual temperature is 16.0 °C and it receives 505 mm of precipitation per year.
What is the hottest day ever recorded in Hamma Bouziane?
The hottest day measured in Hamma Bouziane between 1940 and 2025 was 9 August 1999, reaching 44.1 °C.
What is the coldest day in Hamma Bouziane?
The coldest day measured in Hamma Bouziane between 1940 and 2025 was 2 February 1999, at -11.5 °C.
Does it snow in Hamma Bouziane?
Yes. Hamma Bouziane gets on average 4.7 cm of snow per year and has around 10 frost days.
Has the climate of Hamma Bouziane warmed?
Yes: Hamma Bouziane warmed by +2.9 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Hamma Bouziane?
The wettest day measured in Hamma Bouziane between 1940 and 2025 was 28 November 1967, with 72 mm of rain in 24 hours.
What was the windiest day in Hamma Bouziane?
The windiest day measured in Hamma Bouziane between 1940 and 2025 was 4 April 2002, with winds reaching 38.6 km/h.
What is the warmest month in Hamma Bouziane?
The warmest month in Hamma Bouziane is July (25.7 °C on average); the coldest is January (7.6 °C).
How much does it rain in Hamma Bouziane?
Hamma Bouziane receives on average 505 mm of precipitation per year, spread over about 94 rainy days.
Is it sunny in Hamma Bouziane?
Hamma Bouziane gets on average 10.4 hours of sunshine per day, roughly 3,796 hours per year over 1940-2025.
What is the biggest single-day snowfall in Hamma Bouziane?
The heaviest 24-hour snowfall measured in Hamma Bouziane between 1940 and 2025 was 2 February 1954, with 11.7 cm.
Are there tropical nights in Hamma Bouziane?
Yes: Hamma Bouziane has on average 27 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Hamma Bouziane?
In Hamma Bouziane, between 1940 and 2025, the highest apparent temperature reached 45.1 °C on 12 July 2023, and the lowest was -16.0 °C on 2 February 1999.
Compare Hamma Bouziane with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Hamma Bouziane