Kaunas climate

Name: Kaunas
Address: LT

Kaunas is warmest in July, with average highs of 23 °C, and coldest in February, when nights average -5.4 °C. July is the wettest month (85 mm) and February the driest (38 mm). Figures are 1991–2020 climate normals.

Across a full year Kaunas averages 660 mm of rain, 22 days above 25 °C and 113 days below freezing.

Lithuania · population 289,380 · 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 February -5.4 °C
Driest month February 38 mm
Wettest month July 85 mm
Least cloud May 59 % cloud
Hottest on record June 34 °C
Coldest on record February -32 °C

What to expectKaunas through the year

Kaunas has a clear annual cycle: average daily highs run from 0.2 °C in February to 23 °C in July, a swing of 22 °C in mean temperature across the year.

Counted across a normal year, 22 days a year reach 25 °C, 2 of them reach 30 °C, 113 nights drop below freezing. The warmest reading in the 1991–2020 record is 34 °C, in June.

Rain is strongly seasonal. July averages 85 mm against 38 mm in February — 2.2 times as much. Planning around the dry months matters more here than planning around temperature.

Month by month

Month	Avg high	Rainfall	Cloud
January	-0.9 °C	45 mm	83 %
February	0.2 °C	38 mm	81 %
March	4.9 °C	41 mm	71 %
April	12.1 °C	43 mm	61 %
May	17.6 °C	57 mm	59 %
June	20.8 °C	70 mm	60 %
July	22.9 °C	85 mm	59 %
August	22.2 °C	79 mm	59 %
September	17.1 °C	52 mm	66 %
October	10.6 °C	57 mm	73 %
November	4.7 °C	46 mm	84 %
December	0.7 °C	46 mm	85 %

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	-0.9 °C	-5.3 °C	-3.0 °C	11.7 °C	-28.8 °C	0	0	24
February	0.2 °C	-5.4 °C	-2.5 °C	10.8 °C	-31.6 °C	0	0	22
March	4.9 °C	-2.6 °C	1.1 °C	17.2 °C	-21.5 °C	0	0	22
April	12.1 °C	2.3 °C	7.4 °C	26.2 °C	-13.2 °C	0	0	9
May	17.6 °C	7.7 °C	13.0 °C	28.8 °C	-1.9 °C	2	0	0
June	20.8 °C	11.7 °C	16.6 °C	34.0 °C	3.5 °C	5	0	0
July	22.9 °C	14.3 °C	18.9 °C	33.3 °C	7.2 °C	8	1	0
August	22.2 °C	13.9 °C	18.2 °C	33.8 °C	6.7 °C	7	1	0
September	17.1 °C	9.8 °C	13.4 °C	30.4 °C	0.0 °C	1	0	0
October	10.6 °C	5.0 °C	7.7 °C	21.9 °C	-8.6 °C	0	0	4
November	4.7 °C	1.0 °C	2.9 °C	15.4 °C	-17.7 °C	0	0	11
December	0.7 °C	-3.0 °C	-1.0 °C	11.2 °C	-30.1 °C	0	0	21

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind
January	45 mm	11	7.8 h/day	83 %	86 %	20 km/h
February	38 mm	10	9.7 h/day	81 %	84 %	19 km/h
March	41 mm	10	12 h/day	71 %	78 %	19 km/h
April	43 mm	9	14 h/day	61 %	71 %	18 km/h
May	57 mm	11	16 h/day	59 %	69 %	17 km/h
June	70 mm	12	17 h/day	60 %	71 %	17 km/h
July	85 mm	12	17 h/day	59 %	73 %	16 km/h
August	79 mm	12	15 h/day	59 %	74 %	16 km/h
September	52 mm	10	13 h/day	66 %	78 %	17 km/h
October	57 mm	10	11 h/day	73 %	83 %	19 km/h
November	46 mm	11	8.4 h/day	84 %	86 %	19 km/h
December	46 mm	10	7.2 h/day	85 %	87 %	19 km/h

How Kaunas 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
Kaunas	23 °C	-5.4 °C	660 mm	22
Vilnius · Lithuania	23 °C	-5.9 °C	692 mm	20
Hrodna · Belarus	23 °C	-5.3 °C	654 mm	24
Klaipėda · Lithuania	21 °C	-3.0 °C	727 mm	12
Białystok · Poland	23 °C	-5.2 °C	658 mm	27
Kaliningrad · Russia	23 °C	-3.6 °C	696 mm	23
Riga · Latvia	22 °C	-5.5 °C	696 mm	18

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

QuestionsCommon questions about Kaunas’s climate

When is the best time to visit Kaunas?

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 Kaunas get?

In July, the warmest month, daily highs average 23 °C. About 2 days a year pass 30 °C. The highest value in the 1991–2020 record is 34 °C.

How cold does it get in winter?

Nights average -5.4 °C in February, the coldest month. A normal year has 113 nights below freezing.

Which month is wettest in Kaunas?

July, averaging 85 mm over 12 days with rain. The driest month is February with 38 mm. The year as a whole averages 660 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 Kaunas 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: 54.902°, 23.909° (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.