Hacı Zeynalabdin climate — normals and trends
Hacı Zeynalabdin (Azerbaijan) has a cold semi-arid climate (BSk) under the Köppen-Geiger classification. Its mean annual temperature is 14.1 °C and it receives 281 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 (25.4 °C on average) and the coldest is January (3.9 °C). Rainfall peaks in November.
Hacı Zeynalabdin averages 16 frost days, 25 hot days (≥ 30 °C) and 64 rainy days per year.
Hacı Zeynalabdin has warmed by +1.6 °C between 1940 and 2025, or +0.19 °C per decade. This trend is statistically significant.
The number of frost days there went from about 24 to 8 per year over the period.
The hottest day of the period reached 37.1 °C (on 3 August 2011) and the coldest -9.8 °C (on 13 January 1940).
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
Hacı ZeynalabdinSumqayit
- coords
- 40.62°, 49.56°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
14.1°C
Average daily high
17.0°C
Average daily low
11.6°C
Annual rainfall
281mm
Sunshine / day
9.5h
Mean relative humidity
72%
Average peak wind
25.5km/h
Seasonal range
21.5°C
Frost days (< 0 °C)
16 d/yr
Hot days (≥ 30 °C)
25 d/yr
Rainy days (≥ 1 mm)
64 d/yr
Annual snowfall
22.0 cm
Average feels-like high
15.0 °C
Average feels-like low
8.9 °C
Average peak gust
40.7 km/h
Tropical nights (≥ 20 °C)
76 d/yr
Solar radiation
15.1 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.6 °C
since 1940
+0.2 °C per decade · r² = 0.39 · 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
37.1 °C
3 August 2011
Coldest day
-9.8 °C
13 January 1940
Wettest day
55 mm
16 April 2025
Windiest day
61.3 km/h
14 January 1971
Strongest gust
97.6 km/h
14 January 1971
Hottest feels-like
39.1 °C
12 July 2010
Coldest feels-like
-18.3 °C
23 January 1972
Snowiest day
14.4 cm
5 February 2010
Sunniest day
14.0 h
27 June 2025
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 | 8.9 °C | +2.7 °C | 5 mm | -20 mm |
| Feb | 5.2 °C | -1.3 °C | 33 mm | +7 mm |
| Mar | 13.3 °C | +4.0 °C | 15 mm | -15 mm |
| Apr | 16.2 °C | +1.6 °C | 87 mm | +58 mm |
| May | 21.8 °C | +1.2 °C | 15 mm | -7 mm |
| Jun | 25.8 °C | 0.0 °C | 4 mm | -6 mm |
| Jul | 29.8 °C | +1.2 °C | 5 mm | -1 mm |
| Aug | 30.1 °C | +1.4 °C | 2 mm | -6 mm |
| Sep | 23.1 °C | -1.1 °C | 37 mm | +16 mm |
| Oct | 20.8 °C | +2.4 °C | 17 mm | -18 mm |
| Nov | 16.6 °C | +4.0 °C | 19 mm | -18 mm |
| Dec | 9.6 °C | +1.3 °C | 51 mm | +18 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 Hacı Zeynalabdin?
Hacı Zeynalabdin has a cold semi-arid climate (Köppen BSk). Over 1940-2025, the average annual temperature is 14.1 °C and it receives 281 mm of precipitation per year.
What is the hottest day ever recorded in Hacı Zeynalabdin?
The hottest day measured in Hacı Zeynalabdin between 1940 and 2025 was 3 August 2011, reaching 37.1 °C.
What is the coldest day in Hacı Zeynalabdin?
The coldest day measured in Hacı Zeynalabdin between 1940 and 2025 was 13 January 1940, at -9.8 °C.
Does it snow in Hacı Zeynalabdin?
Yes. Hacı Zeynalabdin gets on average 22.0 cm of snow per year and has around 16 frost days.
Has the climate of Hacı Zeynalabdin warmed?
Yes: Hacı Zeynalabdin warmed by +1.6 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Hacı Zeynalabdin?
The wettest day measured in Hacı Zeynalabdin between 1940 and 2025 was 16 April 2025, with 55 mm of rain in 24 hours.
What was the windiest day in Hacı Zeynalabdin?
The windiest day measured in Hacı Zeynalabdin between 1940 and 2025 was 14 January 1971, with winds reaching 61.3 km/h.
What is the warmest month in Hacı Zeynalabdin?
The warmest month in Hacı Zeynalabdin is July (25.4 °C on average); the coldest is January (3.9 °C).
How much does it rain in Hacı Zeynalabdin?
Hacı Zeynalabdin receives on average 281 mm of precipitation per year, spread over about 64 rainy days.
Is it sunny in Hacı Zeynalabdin?
Hacı Zeynalabdin gets on average 9.5 hours of sunshine per day, roughly 3,468 hours per year over 1940-2025.
What is the biggest single-day snowfall in Hacı Zeynalabdin?
The heaviest 24-hour snowfall measured in Hacı Zeynalabdin between 1940 and 2025 was 5 February 2010, with 14.4 cm.
Are there tropical nights in Hacı Zeynalabdin?
Yes: Hacı Zeynalabdin has on average 76 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Hacı Zeynalabdin?
In Hacı Zeynalabdin, between 1940 and 2025, the highest apparent temperature reached 39.1 °C on 12 July 2010, and the lowest was -18.3 °C on 23 January 1972.
Compare Hacı Zeynalabdin with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Hacı Zeynalabdin