Kaliningrad climate

Name: Kaliningrad
Address: RU

Kaliningrad is warmest in July, with average highs of 23 °C, and coldest in January, when nights average -3.6 °C. July is the wettest month (89 mm) and February the driest (41 mm). Figures are 1991–2020 climate normals.

Across a full year Kaliningrad averages 696 mm of rain, 23 days above 25 °C and 90 days below freezing.

Russia · population 475,056 · 1991–2020 normals

Temperature below 0 °C to above 30 °C Rain band height is that month’s share of the wettest month

Warmest month July 23 °C
Coldest month January -3.6 °C
Driest month February 41 mm
Wettest month July 89 mm
Least cloud May 56 % cloud
Hottest on record August 35 °C
Coldest on record January -26 °C
Warmest sea August 19 °C

What to expectKaliningrad through the year

Kaliningrad has a clear annual cycle: average daily highs run from 0.8 °C in January to 23 °C in July, a swing of 20 °C in mean temperature across the year.

Counted across a normal year, 23 days a year reach 25 °C, 3 of them reach 30 °C, 90 nights drop below freezing. The warmest reading in the 1991–2020 record is 35 °C, in August.

Rain is strongly seasonal. July averages 89 mm against 41 mm in February — 2.2 times as much. Planning around the dry months matters more here than planning around temperature.

The sea off Kaliningrad is warmest in August at 19 °C and coldest in February at 2.3 °C. Sea temperature lags the air by a month or two, which is why late summer swims warmer than early summer at the same air temperature.

Month by month

Month	Avg high	Rainfall	Cloud
January	0.8 °C	49 mm	80 %
February	1.9 °C	41 mm	78 %
March	5.9 °C	45 mm	68 %
April	12.4 °C	43 mm	57 %
May	17.4 °C	57 mm	56 %
June	20.4 °C	71 mm	58 %
July	22.7 °C	89 mm	57 %
August	22.4 °C	77 mm	58 %
September	17.7 °C	60 mm	63 %
October	11.8 °C	63 mm	70 %
November	6.2 °C	51 mm	81 %
December	2.4 °C	50 mm	81 %

Temperature month by month

Month	Avg high	Avg low	Mean	Record high	Record low	Days above 25 °C	Days above 30 °C	Days below 0 °C
January	0.8 °C	-3.6 °C	-1.3 °C	12.2 °C	-26.4 °C	0	0	20
February	1.9 °C	-3.3 °C	-0.6 °C	12.8 °C	-24.3 °C	0	0	20
March	5.9 °C	-1.1 °C	2.3 °C	18.7 °C	-15.8 °C	0	0	17
April	12.4 °C	3.0 °C	7.8 °C	27.1 °C	-7.9 °C	0	0	6
May	17.4 °C	7.9 °C	12.9 °C	28.6 °C	-3.4 °C	2	0	0
June	20.4 °C	11.8 °C	16.4 °C	31.8 °C	3.4 °C	4	0	0
July	22.7 °C	14.5 °C	18.8 °C	35.0 °C	7.1 °C	8	1	0
August	22.4 °C	14.4 °C	18.5 °C	35.1 °C	8.2 °C	8	1	0
September	17.7 °C	10.8 °C	14.1 °C	31.8 °C	1.6 °C	1	0	0
October	11.8 °C	6.2 °C	8.9 °C	23.3 °C	-8.5 °C	0	0	2
November	6.2 °C	2.1 °C	4.2 °C	15.1 °C	-24.2 °C	0	0	8
December	2.4 °C	-1.5 °C	0.5 °C	12.1 °C	-24.8 °C	0	0	17

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind	Sea temp
January	49 mm	11	7.8 h/day	80 %	85 %	21 km/h	3.7 °C
February	41 mm	10	9.7 h/day	78 %	83 %	21 km/h	2.3 °C
March	45 mm	10	12 h/day	68 %	78 %	20 km/h	2.5 °C
April	43 mm	9	14 h/day	57 %	73 %	18 km/h	5.5 °C
May	57 mm	11	16 h/day	56 %	71 %	18 km/h	10.2 °C
June	71 mm	12	17 h/day	58 %	73 %	18 km/h	14.8 °C
July	89 mm	13	17 h/day	57 %	74 %	17 km/h	18.3 °C
August	77 mm	12	15 h/day	58 %	75 %	17 km/h	19.3 °C
September	60 mm	10	13 h/day	63 %	78 %	18 km/h	16.1 °C
October	63 mm	12	11 h/day	70 %	82 %	20 km/h	12.0 °C
November	51 mm	11	8.5 h/day	81 %	86 %	19 km/h	8.6 °C
December	50 mm	11	7.3 h/day	81 %	86 %	20 km/h	5.8 °C

How Kaliningrad compares

The same four figures for nearby destinations, so the numbers above have something to be read against. Summer high is the warmest month's average high; winter low is the coldest month's average low.

Destination	Summer high	Winter low	Rain per year	Days above 25 °C
Kaliningrad	23 °C	-3.6 °C	696 mm	23
Olsztyn · Poland	22 °C	-4.6 °C	655 mm	21
Klaipėda · Lithuania	21 °C	-3.0 °C	727 mm	12
Gdańsk · Poland	22 °C	-2.3 °C	600 mm	18
Gdynia · Poland	21 °C	-1.8 °C	705 mm	10
Kaunas · Lithuania	23 °C	-5.4 °C	660 mm	22

Planning a trip? See the best time to visit Kaliningrad.

QuestionsCommon questions about Kaliningrad’s climate

When is the best time to visit Kaliningrad?

That depends on what you want, so the honest answer is a comparison rather than a single month. June, July, August sit closest to 20 °C on average, July is the warmest month and February the driest. The month-by-month table above has the full picture.

How hot does Kaliningrad get?

In July, the warmest month, daily highs average 23 °C. About 3 days a year pass 30 °C. The highest value in the 1991–2020 record is 35 °C.

How cold does it get in winter?

Nights average -3.6 °C in January, the coldest month. A normal year has 90 nights below freezing.

Which month is wettest in Kaliningrad?

July, averaging 89 mm over 13 days with rain. The driest month is February with 41 mm. The year as a whole averages 696 mm.

Are these figures a forecast?

No. They are 1991–2020 climate normals: the average of thirty years, which describes what a month is usually like in Kaliningrad rather than what any particular week will bring. Individual years can differ substantially from the normal.

Data sources and method

ERA5 / ERA5-Land reanalysis — Copernicus Climate Change Service (C3S), ECMWF. Copernicus Licence
Open-Meteo — Open-Meteo.com. CC BY 4.0
NOAA OISST v2.1 — NOAA Physical Sciences Laboratory. Public domain
GeoNames — GeoNames.org. CC BY 4.0

Normal period: 1991–2020
Data point: 54.706°, 20.511° (the coordinates the reanalysis values are taken for)
Dataset version: era5-1991-2020-scores1.1
Last processed: 1 August 2026

Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: monthly rankings, daylight hours, beach and comfort scores. Full formulas are on the methodology page.

Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.