Istaravshan climate

Name: Istaravshan
Address: TJ

Istaravshan is warmest in July, with average highs of 28 °C, and coldest in January, when nights average -6.9 °C. April is the wettest month (116 mm) and August the driest (8.3 mm). Figures are 1991–2020 climate normals.

Across a full year Istaravshan averages 639 mm of rain, 86 days above 25 °C and 116 days below freezing.

Tajikistan · population 273,500 · 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 28 °C
Coldest month January -6.9 °C
Driest month August 8 mm
Wettest month April 116 mm
Least cloud August 13 % cloud
Hottest on record July 37 °C
Coldest on record January -22 °C

What to expectIstaravshan through the year

Istaravshan has a clear annual cycle: average daily highs run from 2.1 °C in January to 28 °C in July, a swing of 26 °C in mean temperature across the year.

Counted across a normal year, 86 days a year reach 25 °C, 18 of them reach 30 °C, 116 nights drop below freezing. The warmest reading in the 1991–2020 record is 37 °C, in July.

Rain is strongly seasonal. April averages 116 mm against 8 mm in August — 14 times as much. Planning around the dry months matters more here than planning around temperature.

Month by month

Month	Avg high	Rainfall	Cloud
January	2.1 °C	53 mm	65 %
February	3.7 °C	73 mm	66 %
March	9.5 °C	103 mm	68 %
April	16.1 °C	116 mm	61 %
May	21.3 °C	82 mm	48 %
June	26.1 °C	29 mm	26 %
July	28.3 °C	10 mm	14 %
August	27.2 °C	8 mm	13 %
September	22.6 °C	14 mm	16 %
October	16.4 °C	37 mm	36 %
November	9.6 °C	60 mm	54 %
December	4.0 °C	55 mm	60 %

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	2.1 °C	-6.9 °C	-2.5 °C	15.1 °C	-22.2 °C	0	0	29
February	3.7 °C	-5.6 °C	-1.0 °C	17.2 °C	-19.3 °C	0	0	24
March	9.5 °C	-0.2 °C	4.7 °C	24.0 °C	-16.2 °C	0	0	15
April	16.1 °C	5.1 °C	10.9 °C	29.0 °C	-8.6 °C	1	0	3
May	21.3 °C	9.6 °C	16.0 °C	32.8 °C	-2.5 °C	6	0	0
June	26.1 °C	13.8 °C	20.7 °C	36.7 °C	6.8 °C	19	4	0
July	28.3 °C	16.4 °C	23.1 °C	37.0 °C	10.6 °C	27	8	0
August	27.2 °C	15.5 °C	21.9 °C	36.6 °C	6.3 °C	24	5	0
September	22.6 °C	11.4 °C	17.2 °C	32.7 °C	1.7 °C	9	0	0
October	16.4 °C	5.5 °C	10.9 °C	28.6 °C	-12.3 °C	1	0	2
November	9.6 °C	-0.5 °C	4.3 °C	25.9 °C	-17.8 °C	0	0	15
December	4.0 °C	-5.1 °C	-0.8 °C	17.3 °C	-20.7 °C	0	0	27

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind
January	53 mm	9	9.7 h/day	65 %	66 %	11 km/h
February	73 mm	10	11 h/day	66 %	70 %	12 km/h
March	103 mm	13	12 h/day	68 %	72 %	12 km/h
April	116 mm	13	13 h/day	61 %	71 %	13 km/h
May	82 mm	12	14 h/day	48 %	66 %	13 km/h
June	29 mm	6	15 h/day	26 %	54 %	13 km/h
July	10 mm	3	15 h/day	14 %	49 %	12 km/h
August	8 mm	2	14 h/day	13 %	51 %	11 km/h
September	14 mm	3	12 h/day	16 %	56 %	11 km/h
October	37 mm	6	11 h/day	36 %	65 %	11 km/h
November	60 mm	8	10.0 h/day	54 %	69 %	11 km/h
December	55 mm	9	9.4 h/day	60 %	67 %	11 km/h

How Istaravshan 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
Istaravshan	28 °C	-6.9 °C	639 mm	86
Khujand · Tajikistan	36 °C	-0.6 °C	384 mm	159
Jizzax · Uzbekistan	34 °C	-3.0 °C	409 mm	144
Konibodom · Tajikistan	36 °C	-1.7 °C	364 mm	152
Isfara · Tajikistan	31 °C	-3.0 °C	401 mm	115
Tashkent · Uzbekistan	35 °C	-5.1 °C	579 mm	147
Dushanbe · Tajikistan	32 °C	-5.9 °C	825 mm	133

Where Istaravshan ranks

Ranking	Position	Value
Places with the best weather in Asia in September	2ndof 50	98/100
Places with the best weather in the world in September	2ndof 50	98/100
Places with the best weather in Asia in July	10thof 50	87/100
Places with the best weather in Asia in August	11thof 50	91/100
Places with the best weather in Asia in June	12thof 50	92/100

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

QuestionsCommon questions about Istaravshan’s climate

When is the best time to visit Istaravshan?

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

How hot does Istaravshan get?

In July, the warmest month, daily highs average 28 °C. About 18 days a year pass 30 °C. The highest value in the 1991–2020 record is 37 °C.

How cold does it get in winter?

Nights average -6.9 °C in January, the coldest month. A normal year has 116 nights below freezing.

Which month is wettest in Istaravshan?

April, averaging 116 mm over 13 days with rain. The driest month is August with 8 mm. The year as a whole averages 639 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 Istaravshan 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
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.