Kostanay (or Qostanay, Kustanai), is a city of 215,000 inhabitants located in the north of Kazakhstan, in the region (oblys) of the same name, of which it is the capital, on the banks of the Tobol River, and at 53 degrees north latitude.
is quite scarce, amounting to about 350 millimeters (13.8 inches) per year. Summer is the rainiest season. In the Köppen classification, the climate of Kostanay is considered humid continental with warm summers (Dfb), because there are several cold months, in which evaporation is low.
, from November to March, is very cold: the average temperature in January is around -15 °C (5 °F).
Due to the arid climate, snowfall is usually light. However, there are periods when light snow often falls.
, the temperature drops every year to around or below -30 °C (-22 °F), and can occasionally drop below -40 °C (-40 °F). The coldest record is -47.8 °C (-54 °F), set in February 1951. In January 1969, the daily average was -28.4 °C (-19.1 °F).
, from June to August, is warm and sunny, although with fairly frequent rains and thunderstorms. The average in July is around 21 °C (70 °F).
, during which the temperature can exceed 35 °C (95 °F). The hottest record is 42.3 °C (108.1 °F), set in August 2023. In August 1989, the average maximum was 31.9 °C (89.4 °F).
. Here are the average temperatures.
January, the coldest month of the year, is generally a freezing cold month. The average temperature is of
-15 °C, with a minimum of
-19.3 °C and a maximum of
-10.6 °C.

On the coldest nights of the month, the temperature usually drops to around
-31.5 °C. However, it dropped to
-42 °C in January 2006.

On the warmest days of the month, the temperature usually reaches around
-0.5 °C. However, it reached
2.5 °C in January 1992.

Precipitation amounts to
18 mm, distributed over 5 days.
The day lasts on average 8 hours and 10 minutes.

There are on average 3 hours of sunshine per day. So, the sun shines 38% of the time.
The average humidity is 82%. Hence, the air is normally humid.
The average wind speed is of
12.2 kph.
February is generally a freezing cold month. The average temperature is of
-13.8 °C, with a minimum of
-18.7 °C and a maximum of
-9 °C.

On the coldest nights of the month, the temperature usually drops to around
-31 °C. However, it dropped to
-40.5 °C in February 1994.

On the warmest days of the month, the temperature usually reaches around
0 °C. However, it reached
3.9 °C in February 2015.

Precipitation amounts to
16.7 mm, distributed over 5 days.
The day lasts on average 9 hours and 50 minutes.

There are on average 5 hours of sunshine per day. So, the sun shines 51% of the time.
The average humidity is 81%. Hence, the air is normally humid.
The average wind speed is of
12.6 kph.
March is generally a freezing cold month. The average temperature is of
-6.2 °C, with a minimum of
-10.9 °C and a maximum of
-1.4 °C.

On the coldest nights of the month, the temperature usually drops to around
-22.5 °C. However, it dropped to
-31.5 °C in March 1999.

On the warmest days of the month, the temperature usually reaches around
6 °C. However, it reached
16.6 °C in March 2009.

Precipitation amounts to
20.1 mm, distributed over 5 days.
The day lasts on average 11 hours and 55 minutes.

There are on average 6.5 hours of sunshine per day. So, the sun shines 54% of the time.
The average humidity is 81%. Hence, the air is normally humid.
The average wind speed is of
11.9 kph.
April is generally a quite cold month. The average temperature is of
6.2 °C, with a minimum of
0.6 °C and a maximum of
11.8 °C.

On the coldest nights of the month, the temperature usually drops to around
-9.5 °C. However, it dropped to
-19.9 °C in April 1993.

On the warmest days of the month, the temperature usually reaches around
23 °C. However, it reached
30.1 °C in April 2012.

Precipitation amounts to
25.8 mm, distributed over 5 days.
The day lasts on average 14 hours and 0 minutes.

There are on average 8.5 hours of sunshine per day. So, the sun shines 60% of the time.
The average humidity is 68%.
The average wind speed is of
13 kph.
May is generally a very mild month. However, there are remarkable differences between night and day. The average temperature is of
14.6 °C, with a minimum of
8 °C and a maximum of
21.3 °C.

On the coldest nights of the month, the temperature usually drops to around
-1 °C. However, it dropped to
-6.9 °C in May 1998.

On the warmest days of the month, the temperature usually reaches around
30.5 °C. However, it reached
34.8 °C in May 2004.

Precipitation amounts to
37.1 mm, distributed over 7 days.
The day lasts on average 15 hours and 55 minutes. So the days are long.

There are on average 9.5 hours of sunshine per day. So, the sun shines 60% of the time.
The average humidity is 58%.
The average wind speed is of
12.2 kph.
June is generally a warm month. The average temperature is of
19.7 °C, with a minimum of
13.2 °C and a maximum of
26.2 °C.

On the coldest nights of the month, the temperature usually drops to around
5 °C. However, it dropped to
0.1 °C in June 2016.

On the warmest days of the month, the temperature usually reaches around
34 °C. However, it reached
38.5 °C in June 1995.

Precipitation amounts to
37.3 mm, distributed over 6 days.
The day lasts on average 16 hours and 55 minutes. So the days are long. June 21, the summer solstice, is the longest day of the year in the Northern Hemisphere.

There are on average 10.5 hours of sunshine per day. So, the sun shines 63% of the time.
The average humidity is 57%.
The average wind speed is of
10.8 kph.
July, the warmest month of the year, is generally a warm month. The average temperature is of
21 °C, with a minimum of
15 °C and a maximum of
26.9 °C.

On the coldest nights of the month, the temperature usually drops to around
8.5 °C. However, it dropped to
5.5 °C in July 2009.

On the warmest days of the month, the temperature usually reaches around
34 °C. However, it reached
39.6 °C in July 2012.

Precipitation amounts to
51.9 mm, distributed over 8 days.
The day lasts on average 16 hours and 25 minutes. So the days are long.

There are on average 10.5 hours of sunshine per day. So, the sun shines 63% of the time.
The average humidity is 64%.
The average wind speed is of
9.4 kph.
August is generally a warm month. The average temperature is of
19.4 °C, with a minimum of
13.2 °C and a maximum of
25.5 °C.

On the coldest nights of the month, the temperature usually drops to around
5.5 °C. However, it dropped to
-0.6 °C in August 2015.

On the warmest days of the month, the temperature usually reaches around
34.5 °C. However, it reached
39.9 °C in August 2004.

Precipitation amounts to
38.6 mm, distributed over 6 days.
The day lasts on average 14 hours and 40 minutes. So the days are long.

There are on average 9 hours of sunshine per day. So, the sun shines 62% of the time.
The average humidity is 64%.
The average wind speed is of
9.4 kph.
September is generally a mild month. The average temperature is of
13.2 °C, with a minimum of
7.2 °C and a maximum of
19.1 °C.

On the coldest nights of the month, the temperature usually drops to around
-1.5 °C. However, it dropped to
-6.5 °C in September 2008.

On the warmest days of the month, the temperature usually reaches around
29 °C. However, it reached
36.3 °C in September 2003.

Precipitation amounts to
26.9 mm, distributed over 4 days.
The day lasts on average 12 hours and 35 minutes.

There are on average 7 hours of sunshine per day. So, the sun shines 56% of the time.
The average humidity is 64%.
The average wind speed is of
10.4 kph.
October is generally a quite cold month. The average temperature is of
5.6 °C, with a minimum of
0.7 °C and a maximum of
10.5 °C.

On the coldest nights of the month, the temperature usually drops to around
-8 °C. However, it dropped to
-14.5 °C in October 2014.

On the warmest days of the month, the temperature usually reaches around
20.5 °C. However, it reached
28.6 °C in October 2004.

Precipitation amounts to
30.9 mm, distributed over 6 days.
The day lasts on average 10 hours and 30 minutes.

There are on average 4.5 hours of sunshine per day. So, the sun shines 43% of the time.
The average humidity is 73%. Hence, the air is normally humid.
The average wind speed is of
11.2 kph.
November is generally a very cold month. The average temperature is of
-4.8 °C, with a minimum of
-8.5 °C and a maximum of
-1.1 °C.

On the coldest nights of the month, the temperature usually drops to around
-21.5 °C. However, it dropped to
-37 °C in November 1998.

On the warmest days of the month, the temperature usually reaches around
8 °C. However, it reached
14 °C in November 2006.

Precipitation amounts to
24 mm, distributed over 6 days.
The day lasts on average 8 hours and 40 minutes.

There are on average 3 hours of sunshine per day. So, the sun shines 35% of the time.
The average humidity is 82%. Hence, the air is normally humid.
The average wind speed is of
11.5 kph.
December is generally a freezing cold month. The average temperature is of
-12.6 °C, with a minimum of
-16.7 °C and a maximum of
-8.4 °C.

On the coldest nights of the month, the temperature usually drops to around
-30 °C. However, it dropped to
-39.5 °C in December 2009.

On the warmest days of the month, the temperature usually reaches around
1 °C. However, it reached
6.8 °C in December 2008.

Precipitation amounts to
24.2 mm, distributed over 6 days.
The day lasts on average 7 hours and 35 minutes. So the days are short. December 21, the winter solstice, is the shortest day of the year in the Northern Hemisphere.

There are on average 2.5 hours of sunshine per day. So, the sun shines 33% of the time.
The average humidity is 82%. Hence, the air is normally humid.
The average wind speed is of
12.2 kph.