Az̧ Z̧ulayl climate — normals and trends
Az̧ Z̧ulayl (Jordan) has a cold desert climate (BWk) under the Köppen-Geiger classification. Its mean annual temperature is 17.2 °C and it receives 140 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 August (25.7 °C on average) and the coldest is January (7.2 °C). Rainfall peaks in January.
Az̧ Z̧ulayl averages 7 frost days, 109 hot days (≥ 30 °C) and 29 rainy days per year.
Az̧ Z̧ulayl has warmed by +2.0 °C between 1940 and 2025, or +0.23 °C per decade. This trend is statistically significant.
The number of frost days there went from about 10 to 4 per year over the period.
The hottest day of the period reached 42.9 °C (on 29 July 2007) and the coldest -11.3 °C (on 7 February 1950).
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
Az̧ Z̧ulaylZarqa Governorate
- coords
- 32.12°, 36.28°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
17.2°C
Average daily high
23.3°C
Average daily low
11.4°C
Annual rainfall
140mm
Sunshine / day
11.2h
Mean relative humidity
55%
Average peak wind
21.2km/h
Seasonal range
18.5°C
Frost days (< 0 °C)
7 d/yr
Hot days (≥ 30 °C)
109 d/yr
Rainy days (≥ 1 mm)
29 d/yr
Annual snowfall
3.4 cm
Average feels-like high
21.1 °C
Average feels-like low
9.1 °C
Average peak gust
36.4 km/h
Tropical nights (≥ 20 °C)
23 d/yr
Solar radiation
21.1 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.0 °C
since 1940
+0.2 °C per decade · r² = 0.45 · 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
42.9 °C
29 July 2007
Coldest day
-11.3 °C
7 February 1950
Wettest day
39 mm
22 March 1991
Windiest day
56.6 km/h
10 March 1952
Strongest gust
95.4 km/h
10 March 1952
Hottest feels-like
44.0 °C
27 July 2020
Coldest feels-like
-16.9 °C
8 February 1950
Snowiest day
11.5 cm
8 February 1949
Sunniest day
13.3 h
6 July 1949
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 | +2.9 °C | 5 mm | -25 mm |
| Feb | 12.0 °C | -1.7 °C | 38 mm | +9 mm |
| Mar | 19.7 °C | +2.4 °C | 39 mm | +14 mm |
| Apr | 24.4 °C | +1.6 °C | 2 mm | -8 mm |
| May | 29.4 °C | +1.7 °C | 3 mm | -0 mm |
| Jun | 33.1 °C | +2.1 °C | 0 mm | -0 mm |
| Jul | 34.0 °C | +1.5 °C | 0 mm | 0 mm |
| Aug | 34.7 °C | +1.9 °C | 7 mm | +7 mm |
| Sep | 31.3 °C | +0.6 °C | 0 mm | -1 mm |
| Oct | 27.4 °C | +1.1 °C | 0 mm | -6 mm |
| Nov | 23.5 °C | +4.1 °C | 9 mm | -4 mm |
| Dec | 14.3 °C | +0.5 °C | 48 mm | +25 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 Az̧ Z̧ulayl?
Az̧ Z̧ulayl has a cold desert climate (Köppen BWk). Over 1940-2025, the average annual temperature is 17.2 °C and it receives 140 mm of precipitation per year.
What is the hottest day ever recorded in Az̧ Z̧ulayl?
The hottest day measured in Az̧ Z̧ulayl between 1940 and 2025 was 29 July 2007, reaching 42.9 °C.
What is the coldest day in Az̧ Z̧ulayl?
The coldest day measured in Az̧ Z̧ulayl between 1940 and 2025 was 7 February 1950, at -11.3 °C.
Does it snow in Az̧ Z̧ulayl?
Yes. Az̧ Z̧ulayl gets on average 3.4 cm of snow per year and has around 7 frost days.
Has the climate of Az̧ Z̧ulayl warmed?
Yes: Az̧ Z̧ulayl warmed by +2.0 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Az̧ Z̧ulayl?
The wettest day measured in Az̧ Z̧ulayl between 1940 and 2025 was 22 March 1991, with 39 mm of rain in 24 hours.
What was the windiest day in Az̧ Z̧ulayl?
The windiest day measured in Az̧ Z̧ulayl between 1940 and 2025 was 10 March 1952, with winds reaching 56.6 km/h.
What is the warmest month in Az̧ Z̧ulayl?
The warmest month in Az̧ Z̧ulayl is August (25.7 °C on average); the coldest is January (7.2 °C).
How much does it rain in Az̧ Z̧ulayl?
Az̧ Z̧ulayl receives on average 140 mm of precipitation per year, spread over about 29 rainy days.
Is it sunny in Az̧ Z̧ulayl?
Az̧ Z̧ulayl gets on average 11.2 hours of sunshine per day, roughly 4,088 hours per year over 1940-2025.
What is the biggest single-day snowfall in Az̧ Z̧ulayl?
The heaviest 24-hour snowfall measured in Az̧ Z̧ulayl between 1940 and 2025 was 8 February 1949, with 11.5 cm.
Are there tropical nights in Az̧ Z̧ulayl?
Yes: Az̧ Z̧ulayl has on average 23 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Az̧ Z̧ulayl?
In Az̧ Z̧ulayl, between 1940 and 2025, the highest apparent temperature reached 44.0 °C on 27 July 2020, and the lowest was -16.9 °C on 8 February 1950.
Compare Az̧ Z̧ulayl with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Az̧ Z̧ulayl