Rzeszów climate

Name: Rzeszów
Address: PL

Rzeszów is warmest in July, with average highs of 24 °C, and coldest in January, when nights average -4.5 °C. July is the wettest month (104 mm) and December the driest (46 mm). Figures are 1991–2020 climate normals.

Across a full year Rzeszów averages 800 mm of rain, 35 days above 25 °C and 96 days below freezing.

Poland · population 198,317 · 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 24 °C
Coldest month January -4.5 °C
Driest month December 46 mm
Wettest month July 104 mm
Least cloud August 53 % cloud
Hottest on record August 35 °C
Coldest on record January -30 °C

What to expectRzeszów through the year

Rzeszów has a clear annual cycle: average daily highs run from 0.4 °C in January to 24 °C in July, a swing of 22 °C in mean temperature across the year.

Counted across a normal year, 35 days a year reach 25 °C, 4 of them reach 30 °C, 96 nights drop below freezing. The warmest reading in the 1991–2020 record is 35 °C, in August.

Rain is strongly seasonal. July averages 104 mm against 46 mm in December — 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	0.4 °C	48 mm	77 %
February	2.2 °C	47 mm	75 %
March	7.2 °C	52 mm	67 %
April	13.9 °C	60 mm	60 %
May	18.7 °C	93 mm	61 %
June	22.0 °C	90 mm	60 %
July	23.8 °C	104 mm	57 %
August	23.7 °C	72 mm	53 %
September	18.5 °C	78 mm	61 %
October	12.8 °C	59 mm	65 %
November	7.0 °C	50 mm	74 %
December	1.7 °C	46 mm	79 %

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	0.4 °C	-4.5 °C	-2.0 °C	11.6 °C	-30.3 °C	0	0	23
February	2.2 °C	-3.8 °C	-0.7 °C	14.7 °C	-28.8 °C	0	0	21
March	7.2 °C	-0.6 °C	3.3 °C	19.7 °C	-21.3 °C	0	0	16
April	13.9 °C	4.2 °C	9.3 °C	26.9 °C	-8.3 °C	0	0	4
May	18.7 °C	9.3 °C	14.3 °C	29.6 °C	-2.1 °C	2	0	0
June	22.0 °C	13.1 °C	17.9 °C	32.3 °C	4.9 °C	7	0	0
July	23.8 °C	15.1 °C	19.7 °C	34.1 °C	8.9 °C	12	2	0
August	23.7 °C	14.7 °C	19.4 °C	34.8 °C	6.8 °C	11	2	0
September	18.5 °C	10.6 °C	14.5 °C	34.0 °C	1.6 °C	2	0	0
October	12.8 °C	6.2 °C	9.4 °C	23.3 °C	-8.3 °C	0	0	2
November	7.0 °C	2.0 °C	4.4 °C	19.8 °C	-14.3 °C	0	0	10
December	1.7 °C	-2.6 °C	-0.4 °C	13.0 °C	-22.9 °C	0	0	20

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind
January	48 mm	11	8.6 h/day	77 %	84 %	21 km/h
February	47 mm	11	10 h/day	75 %	82 %	20 km/h
March	52 mm	11	12 h/day	67 %	76 %	20 km/h
April	60 mm	11	14 h/day	60 %	71 %	18 km/h
May	93 mm	14	15 h/day	61 %	73 %	17 km/h
June	90 mm	13	16 h/day	60 %	74 %	16 km/h
July	104 mm	14	16 h/day	57 %	74 %	15 km/h
August	72 mm	11	14 h/day	53 %	73 %	15 km/h
September	78 mm	10	13 h/day	61 %	77 %	17 km/h
October	59 mm	10	11 h/day	65 %	80 %	18 km/h
November	50 mm	10	9.1 h/day	74 %	84 %	19 km/h
December	46 mm	11	8.1 h/day	79 %	84 %	21 km/h

How Rzeszów 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
Rzeszów	24 °C	-4.5 °C	800 mm	35
Kielce · Poland	23 °C	-4.9 °C	668 mm	30
Lublin · Poland	24 °C	-4.6 °C	689 mm	31
Lviv · Ukraine	23 °C	-5.2 °C	785 mm	29
Kraków · Poland	24 °C	-5.0 °C	781 mm	34
Košice · Slovakia	25 °C	-5.2 °C	777 mm	50

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

QuestionsCommon questions about Rzeszów’s climate

When is the best time to visit Rzeszów?

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 December the driest. The month-by-month table above has the full picture.

How hot does Rzeszów get?

In July, the warmest month, daily highs average 24 °C. About 4 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 -4.5 °C in January, the coldest month. A normal year has 96 nights below freezing.

Which month is wettest in Rzeszów?

July, averaging 104 mm over 14 days with rain. The driest month is December with 46 mm. The year as a whole averages 800 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 Rzeszów 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: 50.041°, 21.999° (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.