Ardatov climate — normals and trends
Ardatov (Russia) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 4.6 °C and it receives 625 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 (19.0 °C on average) and the coldest is January (-10.4 °C). Rainfall peaks in July.
Ardatov averages 163 frost days, 6 hot days (≥ 30 °C) and 129 rainy days per year.
Ardatov 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 175 to 151 per year over the period.
The hottest day of the period reached 38.6 °C (on 29 July 2010) and the coldest -44.4 °C (on 31 December 1978).
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
ArdatovNizhny Novgorod Oblast
- coords
- 55.24°, 43.10°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
4.6°C
Average daily high
8.3°C
Average daily low
0.8°C
Annual rainfall
625mm
Sunshine / day
7.0h
Mean relative humidity
76%
Average peak wind
17.2km/h
Seasonal range
29.4°C
Frost days (< 0 °C)
163 d/yr
Hot days (≥ 30 °C)
6 d/yr
Rainy days (≥ 1 mm)
129 d/yr
Annual snowfall
134.5 cm
Average feels-like high
5.1 °C
Average feels-like low
-2.8 °C
Average peak gust
35.4 km/h
Tropical nights (≥ 20 °C)
2 d/yr
Solar radiation
10.3 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.9 °C
since 1940
+0.3 °C per decade · r² = 0.48 · 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
38.6 °C
29 July 2010
Coldest day
-44.4 °C
31 December 1978
Wettest day
56 mm
9 July 2023
Windiest day
44.3 km/h
17 October 2023
Strongest gust
87.5 km/h
24 August 1998
Hottest feels-like
39.9 °C
2 August 2010
Coldest feels-like
-49.4 °C
31 December 1978
Snowiest day
18.4 cm
6 October 1977
Sunniest day
16.2 h
17 June 2025
Normals computed over complete calendar years 1940–2025.
A specific year
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Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | -0.4 °C | +7.3 °C | 54 mm | +16 mm |
| Feb | -4.5 °C | +1.6 °C | 20 mm | -14 mm |
| Mar | 7.1 °C | +7.0 °C | 34 mm | +1 mm |
| Apr | 13.7 °C | +3.6 °C | 30 mm | -11 mm |
| May | 19.1 °C | +1.3 °C | 50 mm | -5 mm |
| Jun | 21.2 °C | -0.5 °C | 71 mm | +4 mm |
| Jul | 26.2 °C | +2.6 °C | 62 mm | -18 mm |
| Aug | 21.9 °C | -0.1 °C | 120 mm | +55 mm |
| Sep | 17.6 °C | +1.9 °C | 11 mm | -46 mm |
| Oct | 9.8 °C | +2.4 °C | 53 mm | -7 mm |
| Nov | 5.2 °C | +5.6 °C | 70 mm | +22 mm |
| Dec | -1.9 °C | +3.2 °C | 42 mm | -4 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 Ardatov?
Ardatov has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 4.6 °C and it receives 625 mm of precipitation per year.
What is the hottest day ever recorded in Ardatov?
The hottest day measured in Ardatov between 1940 and 2025 was 29 July 2010, reaching 38.6 °C.
What is the coldest day in Ardatov?
The coldest day measured in Ardatov between 1940 and 2025 was 31 December 1978, at -44.4 °C.
Does it snow in Ardatov?
Yes. Ardatov gets on average 134.5 cm of snow per year and has around 163 frost days.
Has the climate of Ardatov warmed?
Yes: Ardatov warmed by +2.9 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Ardatov?
The wettest day measured in Ardatov between 1940 and 2025 was 9 July 2023, with 56 mm of rain in 24 hours.
What was the windiest day in Ardatov?
The windiest day measured in Ardatov between 1940 and 2025 was 17 October 2023, with winds reaching 44.3 km/h.
What is the warmest month in Ardatov?
The warmest month in Ardatov is July (19.0 °C on average); the coldest is January (-10.4 °C).
How much does it rain in Ardatov?
Ardatov receives on average 625 mm of precipitation per year, spread over about 129 rainy days.
Is it sunny in Ardatov?
Ardatov gets on average 7.0 hours of sunshine per day, roughly 2,555 hours per year over 1940-2025.
What is the biggest single-day snowfall in Ardatov?
The heaviest 24-hour snowfall measured in Ardatov between 1940 and 2025 was 6 October 1977, with 18.4 cm.
Are there tropical nights in Ardatov?
Yes: Ardatov has on average 2 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Ardatov?
In Ardatov, between 1940 and 2025, the highest apparent temperature reached 39.9 °C on 2 August 2010, and the lowest was -49.4 °C on 31 December 1978.
Compare Ardatov with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Ardatov