Ishim climate — normals and trends
Ishim (Russia) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 1.3 °C and it receives 468 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 (18.8 °C on average) and the coldest is January (-17.4 °C). Rainfall peaks in July.
Ishim averages 191 frost days, 6 hot days (≥ 30 °C) and 104 rainy days per year.
Ishim has warmed by +2.5 °C between 1940 and 2025, or +0.29 °C per decade. This trend is statistically significant.
The number of frost days there went from about 199 to 183 per year over the period.
The hottest day of the period reached 37.7 °C (on 12 July 2023) and the coldest -48.5 °C (on 8 December 1968).
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
IshimTyumen Oblast
- coords
- 56.11°, 69.49°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
1.3°C
Average daily high
5.5°C
Average daily low
-3.1°C
Annual rainfall
468mm
Sunshine / day
7.6h
Mean relative humidity
74%
Average peak wind
19.5km/h
Seasonal range
36.2°C
Frost days (< 0 °C)
191 d/yr
Hot days (≥ 30 °C)
6 d/yr
Rainy days (≥ 1 mm)
104 d/yr
Annual snowfall
100.5 cm
Average feels-like high
1.7 °C
Average feels-like low
-7.2 °C
Average peak gust
36.0 km/h
Tropical nights (≥ 20 °C)
1 d/yr
Solar radiation
10.9 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.5 °C
since 1940
+0.3 °C per decade · r² = 0.36 · 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
37.7 °C
12 July 2023
Coldest day
-48.5 °C
8 December 1968
Wettest day
71 mm
28 July 1947
Windiest day
52.2 km/h
24 December 1975
Strongest gust
92.2 km/h
4 October 2002
Hottest feels-like
41.3 °C
12 July 2023
Coldest feels-like
-54.0 °C
8 December 1968
Snowiest day
18.5 cm
24 October 2017
Sunniest day
17.0 h
7 July 1940
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 | -8.3 °C | +5.7 °C | 17 mm | -2 mm |
| Feb | -5.7 °C | +6.4 °C | 13 mm | -2 mm |
| Mar | 0.7 °C | +4.5 °C | 25 mm | +4 mm |
| Apr | 13.4 °C | +5.6 °C | 48 mm | +19 mm |
| May | 18.2 °C | +1.3 °C | 63 mm | +19 mm |
| Jun | 24.2 °C | +2.3 °C | 63 mm | +2 mm |
| Jul | 22.5 °C | -0.9 °C | 141 mm | +69 mm |
| Aug | 21.5 °C | +0.7 °C | 76 mm | +12 mm |
| Sep | 16.3 °C | +1.4 °C | 23 mm | -24 mm |
| Oct | 6.9 °C | +1.1 °C | 11 mm | -28 mm |
| Nov | 0.7 °C | +5.4 °C | 43 mm | +11 mm |
| Dec | -7.9 °C | +3.3 °C | 36 mm | +12 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 Ishim?
Ishim has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 1.3 °C and it receives 468 mm of precipitation per year.
What is the hottest day ever recorded in Ishim?
The hottest day measured in Ishim between 1940 and 2025 was 12 July 2023, reaching 37.7 °C.
What is the coldest day in Ishim?
The coldest day measured in Ishim between 1940 and 2025 was 8 December 1968, at -48.5 °C.
Does it snow in Ishim?
Yes. Ishim gets on average 100.5 cm of snow per year and has around 191 frost days.
Has the climate of Ishim warmed?
Yes: Ishim warmed by +2.5 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Ishim?
The wettest day measured in Ishim between 1940 and 2025 was 28 July 1947, with 71 mm of rain in 24 hours.
What was the windiest day in Ishim?
The windiest day measured in Ishim between 1940 and 2025 was 24 December 1975, with winds reaching 52.2 km/h.
What is the warmest month in Ishim?
The warmest month in Ishim is July (18.8 °C on average); the coldest is January (-17.4 °C).
How much does it rain in Ishim?
Ishim receives on average 468 mm of precipitation per year, spread over about 104 rainy days.
Is it sunny in Ishim?
Ishim gets on average 7.6 hours of sunshine per day, roughly 2,774 hours per year over 1940-2025.
What is the biggest single-day snowfall in Ishim?
The heaviest 24-hour snowfall measured in Ishim between 1940 and 2025 was 24 October 2017, with 18.5 cm.
Are there tropical nights in Ishim?
Yes: Ishim has on average 1 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Ishim?
In Ishim, between 1940 and 2025, the highest apparent temperature reached 41.3 °C on 12 July 2023, and the lowest was -54.0 °C on 8 December 1968.
Compare Ishim with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Ishim