Mariinskiy Posad climate — normals and trends
Mariinskiy Posad (Russia) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 3.9 °C and it receives 615 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 (19.2 °C on average) and the coldest is January (-11.9 °C). Rainfall peaks in July.
Mariinskiy Posad averages 169 frost days, 7 hot days (≥ 30 °C) and 127 rainy days per year.
Mariinskiy Posad has warmed by +3.1 °C between 1940 and 2025, or +0.36 °C per decade. This trend is statistically significant.
The number of frost days there went from about 182 to 156 per year over the period.
The hottest day of the period reached 39.0 °C (on 1 August 2010) and the coldest -46.0 °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
Mariinskiy PosadChuvash Republic
- coords
- 56.11°, 47.72°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
3.9°C
Average daily high
7.6°C
Average daily low
0.2°C
Annual rainfall
615mm
Sunshine / day
7.2h
Mean relative humidity
76%
Average peak wind
17.7km/h
Seasonal range
31.1°C
Frost days (< 0 °C)
169 d/yr
Hot days (≥ 30 °C)
7 d/yr
Rainy days (≥ 1 mm)
127 d/yr
Annual snowfall
137.7 cm
Average feels-like high
4.3 °C
Average feels-like low
-3.5 °C
Average peak gust
35.3 km/h
Tropical nights (≥ 20 °C)
2 d/yr
Solar radiation
10.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+3.1 °C
since 1940
+0.4 °C per decade · r² = 0.50 · 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
39.0 °C
1 August 2010
Coldest day
-46.0 °C
31 December 1978
Wettest day
56 mm
12 August 2024
Windiest day
51.8 km/h
20 October 1973
Strongest gust
98.3 km/h
20 October 1973
Hottest feels-like
39.5 °C
31 July 2010
Coldest feels-like
-51.2 °C
31 December 1978
Snowiest day
18.3 cm
20 April 2017
Sunniest day
16.5 h
19 June 2020
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 | -1.9 °C | +7.3 °C | 48 mm | +11 mm |
| Feb | -4.7 °C | +3.3 °C | 14 mm | -20 mm |
| Mar | 5.9 °C | +7.3 °C | 24 mm | -10 mm |
| Apr | 13.8 °C | +4.7 °C | 39 mm | -0 mm |
| May | 19.0 °C | +1.3 °C | 81 mm | +27 mm |
| Jun | 21.7 °C | -0.2 °C | 115 mm | +47 mm |
| Jul | 25.4 °C | +1.6 °C | 44 mm | -35 mm |
| Aug | 22.7 °C | +0.7 °C | 107 mm | +42 mm |
| Sep | 17.3 °C | +1.7 °C | 27 mm | -31 mm |
| Oct | 9.9 °C | +3.0 °C | 36 mm | -22 mm |
| Nov | 4.7 °C | +5.9 °C | 70 mm | +23 mm |
| Dec | -3.3 °C | +3.0 °C | 42 mm | -1 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 Mariinskiy Posad?
Mariinskiy Posad has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 3.9 °C and it receives 615 mm of precipitation per year.
What is the hottest day ever recorded in Mariinskiy Posad?
The hottest day measured in Mariinskiy Posad between 1940 and 2025 was 1 August 2010, reaching 39.0 °C.
What is the coldest day in Mariinskiy Posad?
The coldest day measured in Mariinskiy Posad between 1940 and 2025 was 31 December 1978, at -46.0 °C.
Does it snow in Mariinskiy Posad?
Yes. Mariinskiy Posad gets on average 137.7 cm of snow per year and has around 169 frost days.
Has the climate of Mariinskiy Posad warmed?
Yes: Mariinskiy Posad warmed by +3.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Mariinskiy Posad?
The wettest day measured in Mariinskiy Posad between 1940 and 2025 was 12 August 2024, with 56 mm of rain in 24 hours.
What was the windiest day in Mariinskiy Posad?
The windiest day measured in Mariinskiy Posad between 1940 and 2025 was 20 October 1973, with winds reaching 51.8 km/h.
What is the warmest month in Mariinskiy Posad?
The warmest month in Mariinskiy Posad is July (19.2 °C on average); the coldest is January (-11.9 °C).
How much does it rain in Mariinskiy Posad?
Mariinskiy Posad receives on average 615 mm of precipitation per year, spread over about 127 rainy days.
Is it sunny in Mariinskiy Posad?
Mariinskiy Posad gets on average 7.2 hours of sunshine per day, roughly 2,628 hours per year over 1940-2025.
What is the biggest single-day snowfall in Mariinskiy Posad?
The heaviest 24-hour snowfall measured in Mariinskiy Posad between 1940 and 2025 was 20 April 2017, with 18.3 cm.
Are there tropical nights in Mariinskiy Posad?
Yes: Mariinskiy Posad has on average 2 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Mariinskiy Posad?
In Mariinskiy Posad, between 1940 and 2025, the highest apparent temperature reached 39.5 °C on 31 July 2010, and the lowest was -51.2 °C on 31 December 1978.
Compare Mariinskiy Posad with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Mariinskiy Posad