Qarchak climate

Name: Qarchak
Address: IR

Qarchak is warmest in July, with average highs of 38 °C, and coldest in January, when nights average -2.5 °C. March is the wettest month (50 mm) and September the driest (1.1 mm). Figures are 1991–2020 climate normals.

Across a full year Qarchak averages 278 mm of rain, 176 days above 25 °C and 66 days below freezing.

Iran · population 251,834 · 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 38 °C
Coldest month January -2.5 °C
Driest month September 1 mm
Wettest month March 50 mm
Least cloud August 6 % cloud
Hottest on record July 43 °C
Coldest on record January -19 °C

What to expectQarchak through the year

Qarchak has a clear annual cycle: average daily highs run from 8.7 °C in January to 38 °C in July, a swing of 29 °C in mean temperature across the year.

Counted across a normal year, 176 days a year reach 25 °C, 134 of them reach 30 °C, 66 nights drop below freezing. The warmest reading in the 1991–2020 record is 43 °C, in July.

Rain is strongly seasonal. March averages 50 mm against 1 mm in September — 44 times as much. Planning around the dry months matters more here than planning around temperature.

Month by month

Month	Avg high	Rainfall	Cloud
January	8.7 °C	39 mm	38 %
February	11.4 °C	39 mm	39 %
March	16.9 °C	50 mm	42 %
April	23.3 °C	36 mm	43 %
May	29.6 °C	13 mm	33 %
June	35.5 °C	2 mm	13 %
July	38.1 °C	1 mm	10 %
August	36.9 °C	1 mm	6 %
September	32.2 °C	1 mm	6 %
October	25.0 °C	15 mm	23 %
November	15.7 °C	41 mm	37 %
December	10.2 °C	40 mm	40 %

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	8.7 °C	-2.5 °C	2.8 °C	17.7 °C	-19.2 °C	0	0	25
February	11.4 °C	-0.7 °C	5.3 °C	24.6 °C	-18.0 °C	0	0	17
March	16.9 °C	3.8 °C	10.6 °C	32.2 °C	-15.9 °C	1	0	5
April	23.3 °C	9.6 °C	17.0 °C	34.4 °C	-1.2 °C	11	2	0
May	29.6 °C	15.3 °C	23.3 °C	38.4 °C	2.6 °C	27	15	0
June	35.5 °C	21.1 °C	29.3 °C	42.9 °C	12.1 °C	30	29	0
July	38.1 °C	24.7 °C	32.3 °C	43.3 °C	18.4 °C	31	31	0
August	36.9 °C	23.3 °C	30.8 °C	43.1 °C	12.8 °C	31	31	0
September	32.2 °C	18.4 °C	25.8 °C	39.1 °C	11.0 °C	29	23	0
October	25.0 °C	11.8 °C	18.6 °C	33.8 °C	4.4 °C	16	3	0
November	15.7 °C	4.6 °C	10.1 °C	26.9 °C	-8.4 °C	0	0	3
December	10.2 °C	-0.2 °C	4.7 °C	21.8 °C	-8.6 °C	0	0	17

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind
January	39 mm	7	10 h/day	38 %	61 %	9.6 km/h
February	39 mm	7	11 h/day	39 %	58 %	11 km/h
March	50 mm	8	12 h/day	42 %	49 %	13 km/h
April	36 mm	6	13 h/day	43 %	41 %	14 km/h
May	13 mm	3	14 h/day	33 %	29 %	15 km/h
June	2 mm	1	15 h/day	13 %	20 %	14 km/h
July	1 mm	0	14 h/day	10 %	20 %	14 km/h
August	1 mm	0	14 h/day	6 %	20 %	13 km/h
September	1 mm	0	12 h/day	6 %	23 %	11 km/h
October	15 mm	3	11 h/day	23 %	35 %	11 km/h
November	41 mm	7	10 h/day	37 %	54 %	9.4 km/h
December	40 mm	7	9.8 h/day	40 %	63 %	8.6 km/h

How Qarchak 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
Qarchak	38 °C	-2.5 °C	278 mm	176
Pākdasht · Iran	37 °C	-2.1 °C	237 mm	171
Varāmīn · Iran	39 °C	-2.1 °C	171 mm	184
Tehran · Iran	36 °C	-5.0 °C	346 mm	156
Eslamshahr · Iran	37 °C	-3.5 °C	313 mm	168
Golestān · Iran	37 °C	-3.2 °C	302 mm	171
Shahrīār · Iran	36 °C	-4.8 °C	291 mm	157

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

QuestionsCommon questions about Qarchak’s climate

When is the best time to visit Qarchak?

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

How hot does Qarchak get?

In July, the warmest month, daily highs average 38 °C. About 134 days a year pass 30 °C. The highest value in the 1991–2020 record is 43 °C.

How cold does it get in winter?

Nights average -2.5 °C in January, the coldest month. A normal year has 66 nights below freezing.

Which month is wettest in Qarchak?

March, averaging 50 mm over 8 days with rain. The driest month is September with 1 mm. The year as a whole averages 278 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 Qarchak 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: 35.429°, 51.578° (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.