Vanadzor climate — normals and trends
Vanadzor (Armenia) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 4.1 °C and it receives 1,090 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 (14.8 °C on average) and the coldest is January (-8.1 °C). Rainfall peaks in May.
Vanadzor averages 169 frost days, 0 hot days (≥ 30 °C) and 175 rainy days per year.
Vanadzor has warmed by +1.9 °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 181 to 157 per year over the period.
The hottest day of the period reached 29.6 °C (on 16 August 2015) and the coldest -27.4 °C (on 17 December 2004).
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
VanadzorLori
- coords
- 40.81°, 44.50°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
4.1°C
Average daily high
8.9°C
Average daily low
0.2°C
Annual rainfall
1,090mm
Sunshine / day
10.2h
Mean relative humidity
79%
Average peak wind
8.9km/h
Seasonal range
22.9°C
Frost days (< 0 °C)
169 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
175 d/yr
Annual snowfall
218.6 cm
Average feels-like high
7.1 °C
Average feels-like low
-2.5 °C
Average peak gust
32.3 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
15.9 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.9 °C
since 1940
+0.2 °C per decade · r² = 0.37 · 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
29.6 °C
16 August 2015
Coldest day
-27.4 °C
17 December 2004
Wettest day
63 mm
4 July 1963
Windiest day
26.2 km/h
6 February 2024
Strongest gust
102.6 km/h
15 March 2010
Hottest feels-like
32.0 °C
9 August 2006
Coldest feels-like
-32.1 °C
19 January 1964
Snowiest day
32.6 cm
12 October 1948
Sunniest day
14.0 h
5 July 2022
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 | 0.9 °C | +4.7 °C | 6 mm | -32 mm |
| Feb | -1.9 °C | +0.4 °C | 60 mm | +12 mm |
| Mar | 8.4 °C | +6.5 °C | 87 mm | -2 mm |
| Apr | 9.3 °C | +1.2 °C | 173 mm | +48 mm |
| May | 15.6 °C | +1.9 °C | 157 mm | -22 mm |
| Jun | 17.8 °C | +0.6 °C | 112 mm | -61 mm |
| Jul | 20.7 °C | +1.1 °C | 109 mm | -8 mm |
| Aug | 22.3 °C | +2.3 °C | 24 mm | -66 mm |
| Sep | 16.5 °C | -0.7 °C | 106 mm | +30 mm |
| Oct | 13.4 °C | +1.6 °C | 53 mm | -17 mm |
| Nov | 10.0 °C | +5.3 °C | 6 mm | -44 mm |
| Dec | 0.8 °C | +2.3 °C | 57 mm | +21 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 Vanadzor?
Vanadzor has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 4.1 °C and it receives 1,090 mm of precipitation per year.
What is the hottest day ever recorded in Vanadzor?
The hottest day measured in Vanadzor between 1940 and 2025 was 16 August 2015, reaching 29.6 °C.
What is the coldest day in Vanadzor?
The coldest day measured in Vanadzor between 1940 and 2025 was 17 December 2004, at -27.4 °C.
Does it snow in Vanadzor?
Yes. Vanadzor gets on average 218.6 cm of snow per year and has around 169 frost days.
Has the climate of Vanadzor warmed?
Yes: Vanadzor warmed by +1.9 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Vanadzor?
The wettest day measured in Vanadzor between 1940 and 2025 was 4 July 1963, with 63 mm of rain in 24 hours.
What was the windiest day in Vanadzor?
The windiest day measured in Vanadzor between 1940 and 2025 was 6 February 2024, with winds reaching 26.2 km/h.
What is the warmest month in Vanadzor?
The warmest month in Vanadzor is July (14.8 °C on average); the coldest is January (-8.1 °C).
How much does it rain in Vanadzor?
Vanadzor receives on average 1,090 mm of precipitation per year, spread over about 175 rainy days.
Is it sunny in Vanadzor?
Vanadzor gets on average 10.2 hours of sunshine per day, roughly 3,723 hours per year over 1940-2025.
What is the biggest single-day snowfall in Vanadzor?
The heaviest 24-hour snowfall measured in Vanadzor between 1940 and 2025 was 12 October 1948, with 32.6 cm.
Are there tropical nights in Vanadzor?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Vanadzor.
What was the most extreme apparent temperature in Vanadzor?
In Vanadzor, between 1940 and 2025, the highest apparent temperature reached 32.0 °C on 9 August 2006, and the lowest was -32.1 °C on 19 January 1964.
Compare Vanadzor with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Vanadzor